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Rivera-Primo Brute II Install





We have a goofy Shovelhead in the Bikernet shop called the 1928 Shovelhead. It has 21-inch wheels front and rear in a Paughco rigid frame, but some 1928 elements were used, including the re-pop semi-flat sided tanks, the rear fender and perhaps the seat. The bike was conceived by Bandit the bastard, built by the crew at Rick Fairless’ Strokers Dallas, with the help of Randy Simpson who manufactured the handlebars.



The bike has contained a couple of hiccups and hasn’t been ridden much. Recently, one of Bandit’s friends needed a ride, so Bandit shipped this puppy to Washington. Richard Kransler installed new Avon tires and took it out for a spin. Unfortunately, the early Rivera-Primo belt, stuffed into the semi-stock inner primary, snapped and the 1984 Shovelhead was garaged. More recently, Richard concocted a deal with Bandit for a van in exchange for his Sturgis Shovel, and returned the 1928 Shovelhead to the headquarters, where the gang went to work on it.



With Richard’s info, and after consulting with Ben Kudon at Rivera-Primo, a plan was put into motion to make this wild puppy more rideable. We needed to add an oil filter, rerun the oil lines to reduce heat, fix the sumping problem, replace the primary drive, and then we discovered a loose valve seat, but we’ll get to that.





This is also a two-part tech. We first installed the Brute II Extreme Belt drive with a 1 ½-inch wide 11mm belt with electric start in the closed primary. Then we will install the most magnificent Rivera-Primo Pro Clutch. Since this is a jockey shift, it will be interesting to test both the stock clutch against a new clutch system that’s state of the art. We will forward all of our extensive reports directly to the boss and all Bikernet readers.



We discovered immediately that the front Brute II pulley was larger than the previous model, which was disappointing because it called for more clearance in the case, which weakened one of the primary fastener locations. Not a big deal, so we went to work with a pneumatic cut-off blade and emery wheels.



It’s critical to disconnect the battery, especially while working on the inside of any Shovelhead primary. It’s too easy to bump or pull on the starter solenoid, and you could lose a finger pronto. Fortunately, we have a selection of JIMS tools and pullers for this operation.



Here’s the fine print from Rivera-Primo: Primo Belt Drives are designed and engineered to correctly fit stock Harley-Davidson motorcycles. Aftermarket frames, primary covers, engine shafts, or clutch hubs may cause installation problems. Also bent frames, sagging motor mounts, worn transmission mounts, and other defects may cause shortened belt life due to incorrect pulley alignment.



If you have a stock system being replaced, here’s the dope: Remove the front pulley, chain, compensator and chain adjuster. Remove oil lines to primary and plug or clamp to prevent leakage. Cut the chain oiler hose 3 inches from the oil pump and permanently plug it. All belts must be run completely dry, without lubrication of any kind. Therefore, remove all oil from inside the primary covers.



The spacer behind the front pulley should be removed before installing the belt drive. This spacer may or may not be required to correctly align the pulleys. If a spacer is needed for alignment, various sizes are available from your local Primo-Rivera dealer (part number PX-1, is a package of various sizes).



We discovered a very tight belt. We had to carefully install the belt in the case first. Then the front pulley was installed onto the main shaft, but just slightly to afford us some flexibility with the clutch hub. We re-greased the bearing on the clutch hub and inside the clutch shell. With the handle of a plastic hammer, while prying it with a large screwdriver, we were able to drive the clutch shell over the hub with some gentle persuasion.



We tracked the belt, and installed the same spacer from the last system behind the engine pulley. With the bike jacked and the plugs pulled, we turned the engine over to test the running direction. We made sure to run the engine over in a forward direction. It’s not a bad idea to use a straight edge at first to make sure the pulleys have the proper spacing.







“Spacing the motor pulley outward will cause the belt to track towards the outer primary cover,” said Ben. “If spaced too far out, the belt will rub on the inside of the clutch shell.



Then we attempted to install the outer, aftermarket tin cover and discovered a significant problem. It rubbed against the clutch shell. So far, our inner primary clearance adjustments worked.



We were concerned about the tightness of the belt. It seemed severe to us, and to Bandit. According to the Brute II directions, the belt requires a minimum of ½-inch up and down play at the center of the belt, and up to ¾-inch. We barely encountered ¼-inch of tough play. “Free play is critical,” Ben said, but when Bandit questioned him, he muttered something about ¼-inch being okay, since the belt was so stiff.



The crew even considered replacing the system with a stock chain, to avoid issues. We took the system apart and studied each element, and investigated. I looked into a longer belt, or installing the earlier unit again, which had its benefits with the smaller engine pulley and tapered clutch shell that fit in the primary. We installed the belt again and tested the flex—still tight. We cut a hole in the tin primary, eliminated that problem and affording us tremendous venting. We live and breathe by the Optimist Creed, sort of code of the west. We are hoping once the belt settles in and warms, we will encounter additional flex and no stress on the engine and trans bearings.



“This is a much stronger, more technically advanced belt over the previous 14mm belt,” Ben assured me. We will give it a shot. Venting is a critical element. Primo recommends venting enclosed belt installations to allow cool air to circulate into and out of the primary case. This will keep heat expansion to a minimum and extend belt life.





Special Note: Big Twins from 1969 require a #16657 motor seal. Next we will install the new Pro-Clutch from Rivera Primo and test it, so we will be in and out of this primary case and reporting back on our findings.







In the meantime, we rerouted the oil lines, added an oil filter mount, and an oil pressure gauge for more capacity, cooling, and cleaner oil. We worked on the sumping problem, and then discovered that a valve seat was loose in the rear head. We pulled the heads and delivered them to Branch O’Keefe for repairs.



Our shop intern and overall handy-man, Kyle Olsen, our official Bikernet electrician, will test this bike. We are determined to make it a solid rider, and Kyle will bring us reports and handling complaints in the near future.





We modified the jockey shift and added the 5-Ball for easy shifting that’s out of the way of our thighs at stops.



And Bandit has a code, a good one. All bikes need rear chain guards, and this bike doesn’t have one. We will remedy that. Plus we have a brand new set of Nology plugs and plug wires to install. Hang on for the next report.








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Mudflap Girl FXRs, Part 10, Suspension Tuning and Le Pera Seat

Mudflap 8: http://www.bikernet.com/pages/Mudflap_Girl_FXRs_Part_8_Wiring_World.aspx
Mudflap 9: http://www.bikernet.com/pages/Mudflap_Girl_FXRs_Build_part_9.aspx

I’ve been riding and tuning Mudflap Girl FXR for a couple of months. We finally dialed in our rear shocks, maybe. David Zelma, from Progressive taught me the ropes regarding spring pressure and travel. We will get into that. We have also been monkeying with my Spitfire Girder shocks. Again, the problem is travel.

My son’s FXR faces similar dilemmas, but hopefully we will be able to transfer knowledge from my bike to his. Fortunately, Progressive suspension is just down the street in Orange County, so David Zelma stopped by with a variety of springs. “Your shock angle is more like a Dyna Glide than an FXR,” David said, “which makes for much more severe spring rates.”

I kept trying tougher and tougher FXR or touring H-D springs and the rate of sag was too much, indicating a too-soft spring. Also, I had to mess with additional bumpers, limiting the shock travel to prevent the fender from smacking the Avon tyre. It’s a humorous dilemma, one that any sport bike rider would scoff at, since he doesn’t care if there’s a foot of air between the rear tire and the fender.

Ultimately, we ended up with 12.5-inch Progressive Dyna shocks, but my travel, with limiters, is just over ¾ of an inch, sort of the same as a lowered Softail.

“I’m not happy with this system,” David said. “I want to see more travel for a comfortable ride.”

I like the way the bike looks, and I will ride it to Mammoth Lake next weekend to hook up with the Hamsters on their long road to Sturgis from the West Coast. That’s the iron test.

Next, I looked at the front Spitfire Girder shocks and discussed it with Rick Krost, who messes with bicycle seat shocks for custom applications. He removes the stock springs and switches them for cut springer springs. They were, unfortunately, too soft for the girders. Our problems with the seat shocks were two fold. The springs were 300-pound jobs and the shocks did very little to dampen the ride. So I went on a hunt. I discovered RockShox and Fox bicycle shocks, which run over $500 a piece. Good god! 

Rick supplied me with a couple of RockShox with springs rated at 500 pounds per inch. Again that’s too tough, so I tried running one shock in a position more directly in line with the girder, another Rick suggestion. With one 300-pound rated spring I received good movement, but again very limited, like just over a ½ inch of travel. I’m still on the hunt for 2 inches of travel, and fortunately the Spitfire girder affords me the ability to mess with the positioning of a shock. I found a Fox shock that could be perfect, but the cost was prohibitive. RockShox also allows me a variety of spring rates, but of course I can’t find a price on their web site.

While on the girder shock hunt, we worked with Le Pera on a seat for my son’s Mudflap Girl FXR. Christine and Bob Le Pera took over their dad’s company when he passed. Christine picked my brain for styling, and then sent me a seat pan.

First, I made a bracket to catch the supplied tongue, welded under the seat. Before final welding, I may move the frame bracket back a ½-inch. Even with the tongue extended, I’m still not perfectly happy.

With the pan in place, we marked mods and adjustments with a felt pen and started hours of grinding and fitment. Then Ray C. Wheeler hacked-out an extension to afford my son enough seat for a passenger.

We cut a chunk of like thickness sheet metal and made a cardboard template, which was transferred to the sheet of tin and cut out with cut-off wheels. We could have made smooth work of it with a plasma cutter, but the grinding would burn the clock, and warping might become an issue.

We spent hours grinding, hammering and fitting until we thought we were close. I would love to find an English wheel and make the time to take a sheet metal class. Then we tacked the pan to our extension, and worked on it some more. I didn’t want to send it back to Le Pera’s historical shop looking like shit, so we worked over the pan extensively, and then drilled additional rivet holes to match the traditional pattern of Le Pera holes.

Le Pera is the home of the chopper seat, the cool, low, stylish, bare bones butt pads. “We can’t make ‘em fast enough,” Christine said. They have also shifted to more dresser seats, and seats for tall guys are popular.

This is their 40th anniversary in the seat-making business, and their focus for this year is new products, not parties. They constantly study new fabrics, threads, and embossed products. While in Italy at a dealer show, a customer approached Christine and told her, “Le Pera is the Ferrari of custom seats.”

When I spoke to Christine, my first question was regarding my seat pan. “How did we do?”

“You did a good job,” Christine said. “According to Bob, it was easy to cover.”

After they inspected our Bikernet shop handy work, she sent the pan out for powder coating. Then they installed a tough rubber edging molded over a metal insert. The metal grabs the pan securely, and the rubber clings securely to the metal. Together they protect the cover fabric.

While the pan is prepped for padding, the Le Pera liquid foam formula spilled into the standard Silhouette foam mold and was clamped into place while it cured.

Bob Le Pera, Christine’s brother, glued the foam figure of the seat to the pan and started hand-shaving the foam. “He’s the artist,” Christine said. Once shaped, the seat was ready for the fabric cover.

Bob chose a long-lasting comfortable fabric, but the master of seat patterns, Gus, a 32-year member of the team, laid out and customized the seat template, extending the standard Silhouette pattern, which he transferred to the resilient fabric, cut out the various pattern segments, and sewed the pieces together with upholstery-grade, ultraviolet-light-resistant bonded polyester thread. The color selection is vast.

Another long-term veteran member of the Le Pera team, Rick, with 27 years under his leather belt, completed the seat. He attached the stitched cover over the hand-shaped foam, made sure all the lines were symmetrical and tacked it in place with a couple of rivets, starting at the rear with a rivet gun.

With the completed seat in hand, Rick carefully glued a protective template of carpeting on the bottom.

I asked Christine about ordering custom seats from them, and they are open to a variety or requests. It’s often best to work with a knowledgeable dealer who can give you tips and knows how to speak the lingo to the Le Pera staff. You can always e-mail the staff and hit them up for info. Try to nail down a style before you reach out. Styles range from thin, low, and sleek, to touring, or tall guy seats. Check their catalog for ideas, and once you’ve nailed the basics down, you can discuss custom stitching, inlays, fabrics, leathers, and or embossing, and of course an affordable budget.

With the seat in hand and the Spitfire forward controls mounted and dialed it, Frank’s Mudflap Girl FXR is ready for a ride. He just needs a plate, registration, and insurance documents, and we will begin the Eddie Trotta break-in routine.

 
 
Mudflap Girl FXR Sources:

Le Pera Seats

 

Spitfire

D&D Exhaust

Biker’s Choice

 
Rivera/Primo
  

JIMS Machine

MetalSport

BDL/GMA

Wire Plus

Branch O’Keefe

Bennett’s Performance

Custom Cycle Engineering

Saddlemen

Bub

Progressive Suspension

 

Check out my road test in the next chapter: http://www.bikernet.com/pages/Mudflap_Girl_FXRs_part_11_The_First_Road_Test.aspx

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Mudflap Girl FXRs, part 11: The First Road Test

Mudflap Girl, chapter 10: http://www.bikernet.com/pages/Mudflap_Girl_FXRs_Part_10_Suspension_Tuning_and_Le_Pera_Seat.aspx

I can’t make it to Sturgis this year. We are focused Bonneville builds, like mad starving dogs, and the two events are only separated by two weeks. Ray is tuning and I still don’t have an engine, but we’ll cover that later. The engine could be running today, in Richmond, Virginia, at Departure Bike Works.

Okay, so what’s a poor bastard to do, when he planned to make the run to the Badlands with his brother Hamsters? They ride out from the West Coast every year. Some of the members, including Arlen Ness are in their 70s and riding custom Victory bikes. Some rode from Spearfish, South Dakota, out to Mammoth Lakes, California, to ride back to the Badlands with their brothers. So, what’s the least I could do? Meet them at their first stop in Mammoth, just east of Yosemite? 

We reached out to a couple of LA-based Hamsters and started making plans. When I say we, I mean my main man, Dr. Hamster, or Christian Reichardt, a chiropractor to the stars in Santa Monica. Dr. Hamster and I have been friends since my third wife, about 25 years. He’s German, the best chiropractor you’ll ever run across, and one of the best friends I’ve ever had. If he says he’ll be there, he’ll be there. So the good doctor and I said, “Yep, we’re going.” Others signed on and dropped off, but the doctor stuck with the initial plan, made reservations, and we peeled out from his Santa Monica office at 1:00 Friday afternoon.
 

 

The good doctor has owned several motorcycles, including a 1934 VL I helped get running, but one motorcycle stuck with him, a 1989 FLH. He had clocked over 200,000 miles when he decided to rebuild it. Bennett’s Performance handled the semi-stock Harley engine (the rebuild was covered on Bikernet). With a couple of thousand miles on his rebuild, and 50 on mine, (another 80-inch semi-stock Harley engine, assembled by S&S, with headwork by Branch O’Keefe), we rolled out of Los Angeles.

About 15 million folks know rolling out of Los Angeles is the biggest challenge to any weekend excursion to someplace less congested. It’s amazing, like no-man’s land at the front of any war zone. Just try to slip out of Los Angeles on a Friday. Try to peel by noon or before. If you don’t you could be faced with serious bumper-to-bumper malady, or a lane-splitting conundrum. We recently published a report about splitting lanes and the benefits. They actually made a case for increased safety in areas supporting lane-splitting.

I’ll make one case for the freedom to split lanes, maybe two. Well actually, the published study pointed out the benefits of keeping motorcycles moving during high-congestion back-ups. My point included any rider’s sense of alertness. When splitting lanes the rider’s acute awareness is on high alert. Even while putting past a myriad of parked cars, a brother never knows what could blink, so his senses are hot wired. He or she is aware of anything that moves, from a slight wheel shift, to a nod, or a turned head.

So, I split lanes as soon as I hit the 405 freeway, off the 110, the oldest freeway in the US. It runs directly into the heart of Los Angeles, downtown, from my digs in the Port of Los Angeles. As I pulled out of Wilmington, two concerns stirred my humble sense of motorcycling comfort. First, I discovered my rear chain smacking the Spitfire hand made oil tank. There was always a bothersome noise bugging me, and I finally discovered the treacherous origin, the rear left corner of the FXR-styled, rubber-mounted oil bag.

Fortunately, the Spitfire team had welded a threaded bung into the corner, and a tab off the frame. I ran across the problem during assembly and removed the tab for more clearance, but evidently not enough. So the night before the run, I removed the chain, cleaned the threads with a tap, and made a countersunk Teflon bumper to protect the tank, but would it last? Or would the chain disintegrate my protective barrier, cut a hole in my oil tank in the middle of the Mojave Desert, dump all my oil onto the highway, seize up the engine, and leave me to be tarantula bait, after I baked under the 107-degree blistering desert sun?

I also made one final adjustment to my Wire Plus speedometer sensor stuffed into the JIMS Screamin’ Eagle over-drive 6-speed transmission. I had tried everything. I was at a strange juncture. It’s been so long not working, if it worked I would have been shocked. As I pulled away from the headquarters, I wasn’t disappointed. It still didn’t work. Now, I have another idea. I didn’t connect the wire from the sensor to the speedo wire directly, but to a connection board. Maybe a direct connection would be the trick.

Somewhere in the sizzling desert, with the afternoon sun baking my feeble skull, the notion of this road test article was spawned. The Mudflap Girl FXR contained only 50 break-in miles so far; this 700-mile jaunt would be the iron test. I had followed the Eddie Trotter break-in regime, almost to the tee. With each longer and longer ride, I returned to the headquarters to make corrections, repairs, and adjustments. It was time for the acid test, a long road into one of the hottest regions in Central California, a total round trip of perhaps 700 miles in 2.5 days. That’s a big deal for this old guy.

There I was, splitting lanes across the LA airport toward Santa Monica and the good doctor’s office, where he was leaning over his knockout secretary and adjusting a tall tattooed redhead. Tough job. Sticking around his office near the coast, with a bottle of something, would’ve made my weekend.

Oh, one more concern disturbed my peace of mind. I started to write peach. I was still with the girls in the office. I hand-made the two mounts holding the single RockShox to the girder. My mind whirled with 80mph impact, a bottoming out shock, and the stress on the mounts. Would they last or toss me into the fast lane of a crowded Los Angeles freeway? Ah, for the days when we would build a bike, smoke a joint, down a shot of whiskey and ride some half-wired together chopper across town at breakneck speeds to her house. Hell, we felt so good, it didn’t matter if we made it our not.

While parked at the good doctor’s office, I inspected my Teflon pad. It was sliced severely, in just 40 miles, but the next 40 or 100 would finalize the experiment. My shock mounts hung tough, but what about the next 100 miles? We gassed up and peeled out onto a crammed 10 Santa Monica freeway. Splitting lanes and dodging merging traffic we weaved onto the 405 Freeway. It peels over the notorious Sepulveda Pass, into the San Fernando Valley, and beyond toward the 5 Golden State, high-speed direct link from Los Angeles to the bay area and San Francisco.

We just needed to cut across the 101, to the 5 for a five-mile stretch, and then off on the 14 toward the Mojave mile airport landing strip and land speed trials location. I felt every bump and groove in the crappy road as I leaned into the fast lane and poured the coals to this 80-inch beast. It ran sweet. I set up the dual-fire, Compu-Fire ignition according to instructions, and installed the Trock modified CV carb, but never adjusted any aspect of it, except the idle.

The week before we peeled out I rode to Bennett’s Performance and Eric popped the cap off the air fuel adjustment behind the float bowl, and adjusted it—it was too lean. Trock removed the cap, so the adjustment screw was operational. I rode the bike, noticed an intermittent cough, and called Eric. He recommended backing out the needle one-quarter turn. She seemed happy, and in Mojave we refueled and checked our mileage against Christian’s trip meter. We had covered 90 miles and I reloaded with 1.82 gallons for 49.45 mpg. It pulled well in any gear, even in sixth gear. The JIMS Screamin’ Eagle Overdrive transmission shifted like butter and never missed finding neutral. I geared it slightly high for a 6-speed with a 23-tooth trans sprocket and 51 on the rear wheel. 

So far, we flew along big wide freeways through the Soledad Pass, Palmdale, Lancaster, and then into Rosamond. At over 90 degrees, the freeway started to die and turn into a two-laner along-side the Pacific Crest National Trail leading into the Sequoia National Forest. It looked sorta bleak and hot to me, as I pondered the welds that held my chopped Spitfire bars together. So far, the riding position was a dream. My legs were stretched out nicely. I could move around on the very comfortable gel-impregnated Saddlemen seat with the spine relaxing channel, and just a touch of lumbar support. The bike handled well, as I adjusted to the long bike vibe.

Another rambling rural 50 miles in the desert with only rolling hills in the distance, and the 14 Highway disappeared to be replaced with the well-kept Highway 395 in Indian Wells Valley. We passed more deserted truck stops, than active ones. They were extreme sun-dried out buildings. Chipped paint was sandblasted by desert winds, and busted windows gave the dilapidated structures, gradually turning to dust a war zone appearance. I set the bike up to be a chopper for the long road, with rubber H-D pegs, old styled thick rubber Knucklehead grips, and Custom Cycle Engineering rubber-mounted traditional dogbone risers. Since the drive train was rubber-mounted, it all worked to minimize vibration.  

We followed one billboard to an old gas station turned into jerky sales headquarters. It bragged “Good jerky.” It was actually so-so, and small packages were priced at nine clams. I wanted to support their sticker-scattered cause. The smiling Hispanic broad behind the counter gave me the okay to plant a Bikernet sticker on the building, yet I couldn’t cough up nine bucks, plus tax for a bag of so-so jerky. We peeled out.

Just a handful of small towns peppered the highway with reduced speed signs, some as slow as 25 mph, perhaps a fund-raising effort. We rolled into Lone Pine and the Dow Hotel, which was packed with tourists and bikers heading to Sturgis. The Dow, built in 1923, was specifically constructed to house movie crews, since a large number of westerns were shot in the region. What a roll of the dice, but it paid off. We topped off and compared notes this time. We had sliced through 111 miles and I took 2.3 gallons, for 48.3 mpg. The doctor grabbed more fuel between stops, so he crossed 38 miles and took 1.2 gallons for 31.6 mpg. He was disappointed, and we discussed options for the future.

The good doctor noticed some drops of oil on the pavement next to my bike. My oil cap isn’t correct for the screw-in bag bung, so I found a press-in rubber cap, with a small dipstick. It worked, but loosely, and a small amount of oil seeped onto the roof of the Spirfire steel oil bag, then some trickled down the right side, onto the frame and dripped onto the pavement. I pressed the oil cap deeper into place and check the oil level, and then it dawned on me. I noticed a softening in my rear GMA brake action. That was the cause.

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I checked the Teflon pad, and it didn’t indicate any more chain damage, plus the tank was well clear of the carved edge. It appeared very secure, and my shock mount held fast. Vibration was minimal, and at every stop, folks confronted me about the Mudflap girl bike, the traditional chopper appearance, and almost every onlooker said, “Is it a rigid?”

The next morning, we faced just 99 miles for our meeting with the evil Hamsters at the Westin lodge in the heart of Mammoth lakes. The roads were perfect and our 80-inch Evos purred as the elevation increased from sea level to 4000 feet, and we were expecting another 4000 thousand and more pine trees as we cut a dusty trail toward the Sierra Nevada Mountain Range, just east of Yosemite. We stopped in picturesque Bishop for breakfast, but the two hot spots were jammed. We strolled into Whiskey Junction without a problem, then rode the remaining 40 miles to the Mammoth cut-off. I was expecting winding, twisting mountain roads into the mountain/sky resort community, but it was virtually a straight shot. My memory reminded me of a similar stop the year I hit a deer inWyoming.

We didn’t pop for the high-dollar rooms, but stayed down the street at the Sierra Motel, where the doctor pointed out a concern with his front wheel. We rode up the street to hang with the Hamsters as they rolled in as early as noon. Some rode in from Spearfish, but the Bay Area contingent, including Arlen Ness chose to fight traffic in slow lanes through Yosemite National Park. They weren’t scheduled to arrive until the early evening, so we returned to our digs to take a look at his front wheel. Under the backdoor hotel overhang, we found a massive cinder block, jacked up his FLH and removed the front axle. One of the bearings demonstrated serious damage and we attempted to remove it with the help of the Hawaiian biker handyman.

We easily had enough tools between my Bandit’s bedroll and the doctor’s tool bag. Concern grew as we discussed our issue with other riders, and Ted Sands, from Performance Machine. “Did you powder coat the wheel?” Christian scored a couple of late model Twin Cam, 1-inch axle mag wheels, powder coated them, and replaced the bearings with ¾-inch axle jobs, but there was some question about the internal spacer. The spacer needed to be solid against the inside bearing race, and that didn’t seem to be the case. The left bearing demonstrated serious wear. We started to make calls.

The Mudflap Girl bike handled the roads to Mammoth extremely well, although we are hoping to step up and buy another RockShox with at least 2-inches of play and a 250-pound rated spring for testing in the future. I’m sure with the correct resources, we can make this girder ride like a Cadillac. I ran into one problem with the Mudflap girl. The left stock H-D foot peg with massive rubber padding for comfort, wanted to slip off the stem and depart. I thought this bastard wouldn’t budge, but I continually fought it.

We called for local bikes shops, but it was Saturday night and resources were limited. Christian made a run on my FXR to an auto parts and bought a jug of bearing grease, a spray can for chain-styled foam lube, and a small container of Buffalo-snot glue for my peg. I actually needed rubber cement, but gave it a shot.

 

“The FXR Chopper is one great looking scooter, with just the right stance to have attitude, without being obnoxious,” said the Doctor. “Everyone twists their neck when she goes by.

“She is going down the street like a steam locomotive, no wobbles or trailing off and runs great at slow speeds or out on the Highway?” 

We operated as best we could on the doctor’s wheel but could not remove the bearing to correct the inner spacer problem. We packed that bastard full of grease and called for a U-Haul truck rental in Bishop for the next morning. The final question: Could, would, should the good doctor risk riding his Bessie down the hill? We confirmed with U-Haul; the regional office would open at 7:00 a.m. The Bishop franchise opened at 8:00 a.m., and a 14- foot box truck was available with a ramp. We would need to score a batch of tie-downs.

We returned to the Westin to hang with our brothers, Buckshot, a Bikernet and Thunder Press contributor, and Marilyn Stemp, the editor of Iron Works. That’s when Ted Sands told us about the drawbacks of powder-coating the interior of late model hubs and the impact on bearing spacers—bad news. I rode the FLH, and it rattled like marbles in an empty tin can, but I didn’t sense any grinding in the bearings. I didn’t want to make a recommendation. This had to be his call. Then I mentioned the 40-mile distance to Bishop. He was thinking 100 miles to Lone Pine.

By the way, we gassed in Mammoth for another 98 mile run. My bike was feeling the pain of reduced oxygen at 8,000 feet, and the night would drop to 41 degrees, but she still ran well. I struggled to squeeze the nozzle into my tank and loaded it with 2.5 gallons (39.2 mpg), and the doctor refueled with 3.2 gallons (30 mpg). He will look into a jetting change for his S&S carb.

As we hit the hay, the doctor decided to attempt the slow ride to Bishop. We set the alarm for 6:30 and tried to sleep.

***

The weather was amazing, just a tad cool in the morning as the sun slipped between pine needles to warm the streets. We packed and rolled down the hill to the first coffee shop. We were gassed and ready for the 40-mile delicate, risky ride to Bishop, a town of 5,000 along 395 just below Mount Whitney, the highest mountain in the continental United States. We were so focused on surviving the Bishop run, we didn’t think about the cool breeze, my wandering peg rubber, or any distraction. I’m sure Christian was as tense as an over-tightened drive chain as we rolled serenely down the mountainside onto 395 south at 45 mph.

 

“Going 40 miles down the hill towards Bishop was a bit nerve wrecking, since the bearings were grinding and clackering like marbles in a bag being tossed on the ground!” Said the doctor.

The good doctor rode almost 20 miles, his hands, like vice-grips on his bars waiting for the bearings to scream and spit from their housing. The hefty front mag would wobble, then lock against the twin Performance Machine 4-piston front brakes and scream for relief, maybe locking up and tossing the doctor and his gear in the weeds. I asked him to ride on the right for easy access off the road, just in case.

Nothing happened, other than the rattling of the loose internal spacer. At about 20 miles out, on the open ponderous highway, Christian looked over his shoulder back at me and lifted his left thumb into the air and smiled. His confidence renewed, his speed increased to 50 mph and we rolled quietly into Bishop in one piece. And so the fun began as he hunted for the U-Haul franchise, next to a farm equipment supply store.

“But after about 20 miles the sounds and noises started to be less and less,” said the doctor. “Once we got to Bishop it had subsided 80%!!!!!”  

We arrived right on time, and spotted a women in the U-Haul yard. “They don’t open until 11:00.” Her husband arrived and confirmed the bad news. Disillusioned, we rumbled into town for a hearty breakfast at Jack’s and made a number of phone calls. If we could make it to Mojave, we could find another U-Haul, but then we would only be 100 miles from home. The Doctor could ask his girl to meet us there with a trailer. He called U-Haul, bitched and sought alternatives. None were forthcoming.

 
“Then when the guy at the truck rental was such a jerk,” the good doctor said. “I knew we just had to chance it and keep rolling.” 
 

We said, “Fuck it,” and kept rolling. With each 50 miles, his confidence grew, but we remained at a mild pace of 60 mph, them 65. I finally got fed up with my spinning peg rubber and pulled off the side of the road and strapped it down with tie-wraps, pulling them damn tight.

“Do you want to cinch them down with a pair of pliers?” said the good doctor.

“Nah,” I responded. “We’re good to go.”

Yeah right. The sonuvabitch still squirmed and tried to escape. At the final refueling stop in Mojave, I broke out the pliers and pulled those tie-wraps as hard as I could. The bastard never moved again.

The doctor, comfortable with his FLH, resigned himself to flying into LA by himself. I would cut off at the 210 and dodge the rough, jagged, concrete 405, heading directly into one of the most congested intersections and construction zones in Los Angeles, the 101 junction, over the Sepulveda Pass to the 10 Santa Monica interchange. I could fly into the city on the foothill freeway against the San Gabriel Mountains into Glendale, cut south on the Glendale freeway for just 10 miles and pick up the 5 for one mile before I jumped onto the 110 south directly to my door through downtown Los Angeles.

As I peeled off the 5 at the 210, Christian gave me a final thumbs up and rolled into congestion for just another couple of miles, then cut off at the 405. It was just about 3:00, the bewitching hour, before a city of half-drunk yahoos, talking on cell phones and playing grab-ass with their girlfriends, headed home from barbecues, weekend camping beer-soaked outings, cantinas, bars, ballgames, you name it. This is the most notorious crew of inexperienced drivers, on unfamiliar freeways, buzzed, and distracted, heading home after too much fun. This group of millions, in tin overseas boxes and SUVs, with stereos blasting, is in contrast to commuter traffic, made up of professional, daily migrants, who know every inch of their incessant trips back and forth to work.

Both Christian and I have ridden LA freeways for over 35 years. We both rolled into our respective digs within 20 minutes of each other and checked in. Within an hour and after my first Jack on the rocks, I wrote some compliments and foreword thinking thoughts to Paul Cavallo, the Spitfire master, and he immediately responded:

“Hey brother, good to hear from you. Glad you had a great ride,” Paul wrote. “I have you covered on the oil cap. I just finished up a re-design on the girder trees that eliminates the shoulder bolts. I will update yours to the new gear.

“Bill Dodge rode his out from Kentucky for Born Free, and loved the ride, but after a 5,600 mile round trip, those little thrust washers wore thin. I doubled the strength of all of the pivot components, and machined pivot pins into the trees, and cross bars. I even designed a retro kit for all of the existing front ends.”

We discussed RockShox with increased travel, and I also mention raked trees for better cornering. The more you rake a bike, the more it wants to go straight, which hinders cornering. Bikers generally love to corner, and I discovered, with my blue flame that even a chopper can corner with adjusted frame geometry.

“When I update your front end, I will give you 3, and 6-degree links for it,” said Paul in his response. “The girder is so easy to change the rake on.”

There you have it. The first 700-mile distance test of our Mudflap Girl FXR. Scooter Tramp Scotty is right on: Evos Rule and Choppers never die.

 
Mudflap Girl FXR Sources:

Spitfire

D&D Exhaust

 
Rivera/Primo
  

Biker’s Choice

JIMS Machine

MetalSport

BDL/GMA

Wire Plus

Branch O’Keefe

Bennett’s Performance

Custom Cycle Engineering

Saddlemen

Progressive Suspension

Read More

Mudflap Girl FXR Part 12—She meets S&S

Here’s the link to Mudflap Girl Part 11: http://www.bikernet.com/pages/Mudflap_Girl_FXRs_part_11_The_First_Road_Test.aspx

My son’s Mudflap Girl FXR is running and partially broken in. I even, finally, dialed in the Wire Plus Speedometer, and it’s working. I wish I knew what I was doing wrong, but that puppy works like a champ. I enjoy the tightness of the display and ease of installation. In that small cylindrical Wire Plus display, I get a speedo, a tach, trip gauge, neutral light, turn signal indicators, oil idiot light, and what else?

Okay, so it’s time to turn the Pro Street version of the Mudflap over to my son, Frank, but first we couldn’t leave the bone stock remanufactured 80-inch Evo engine alone. I reached out to S&S for a cam recommendation, and they recently built a relationship with Crane Cams.

Bruce recommended the following stock engine formula: S&S Super E carb, Crane Hi-4 ignition, S&S Cam and S&S easy-adjust pushrods, a Crane dual-fire coil, and the S&S 33-4250 breather and shim kit, for just enough pump to let this motor breathe.

I hauled the Mudflap beast on my Kendon tilt-up combo trailer to Bennett’s Performance, a very clean shop, next to Branch O’Keefe Flowmetrics, on Signal Hill. Eric Bennett, the boss, bought the Bikernet Hearse, immediately fired his girlfriend and started to cruise the backstreets of Long Beach. He traded his bagger for a Sons of Anarchy Dyna, and is about to turn the 88-inch twin cam into a 106-inch S&S night flier. His band, the Signal Hill Billies, transformed their usual light country western twang into dark blues. What the hell did I do? We will bring you reports on his engine transformation. I could swear the all-black lowered hearse smirks at me whenever I roll into his parking lot, but we won’t go there.

I pulled up the other day to find Frank’s Mudflap Girl on a lift center stage. No sooner did I enter the shop when Eric slipped out the back. A mysterious tech sauntered out of the engine room with long gray hair. “Don’t take my picture,” he said, “and don’t mention my name in the article.”

I’ve known him a long time. He’s an experienced Bonneville racer and a multiple-tour Vietnam vet, about my age. He’s only been married once, and is still married to the same woman. “I swear,” he said, “I’ve never pulled my military issue bayonet on my wife.”

I’ve been married five times and Eric three, and he just broke up with his long-time girlfriend. Maybe the graybeard tech with his twisted grin was trying to say something.

What the hell could I say? I set the box of parts on the lift and started to blow the dust off the fresh engine. Eric gave me a new cone gasket, seal, and a Torrington cam bearing, in case the fresh engine was fitted with a poor quality INA bearing—it was. I removed the pipes. The tech removed the plugs, and we jacked up the bike. He popped the pushrod covers and broke out the bolt cutters to remove the stock pushrods without removing the rocker boxes.

“I roll the engine over so the valves are closed when I cut the pushrods,” Graybeard said, “so the valves don’t slam shut when the pushrods snap.”

Then he removed the point cover, and the crane Hi-4 ignition plate. “There needs to be a washer under the fastener holding the Crane point breaker plate,” he barked.

Unfortunately, I had installed the Crane system and breaker plate—my bad. I thought about my fifth wife. He pulled the cone cover with a rare Trock tool, since the master is no longer with us.

With a couple of JIMS magnetic, or H-D lifter tools the lifters were held out of the way while he pulled the stock cam and checked the bearing.

Sure enough, it was an INA cam bearing with about half the rollers of the high quality Torrington cam bearings.

JIMS tools makes a handy cam bearing puller, which was installed, and swiftly, perfectly yanked the stock bearing free. Eric made specific machined aluminum drivers for installing new bearings, which were carefully tapped into place. After it was installed, he reached in to make sure the bearing spun free, with no binding.

Next, he aligned the timing marks on the pinion gear and set up the new S&S breather gear.

Steel breather gears have better dimensional stability than plastic gears. Embedded particles can damage the crankcase breather gear cavity. A screen provides better protection than a slotted gear, so small particles are prevented from entering the gear cavity, where they may damage the gears and oil pump.

The S&S steel gear with welded in screen with larger diameter holes provides improved air flow/oil scavenging from the flywheel cavity. Crankcase flywheel cavity vacuum and oil scavenging are further improved by optimized breather window timing. Breather oil trap scavenging is significantly improved by increased scavenge port duration. These improvements are the result of exhaustive research using digital sampling and data acquisition equipment.

This gear was the standard size for late 1977—‘99 Harley-Davidson big twins. Breather gear kits include breather gear and steel endplay shim kit.

With the new S&S breather gear installed, he started to adjust the endplay with a .120 shim. “That’s usually the one,” he said. As it turned out, we went with .110-inch shim after he checked the fitment with a straight edge. Then he performed a similar operation with the cam to check endplay. We discovered that a .055-inch thick shim was needed in addition to the existing flat shim. He dug around and found one, and we were set to test it with another JIMS special tool.

The S&S 510V bolt-in cam works well with stock or ported heads. The improved ramp design results in low valve train noise. It’s meant for engines up to 96 inches and with compression as high as 10:1. It’s designed to pull its best results in the mid to upper rpm range, 3000 to 5000 rpm.

It was time to set the cam timing with the pinion bearing and breather gear slots. Then the mystery tech cleaned some of the case threads with a tap. “Too much Loctite,” he said. He touched all the stock ¼-20 Allens with blue Loctite and installed the cone and torqued them to 110 inch-pounds. He installed the appropriate washer in my breaker plate, and then the timing plate.

Before he removed the Crane Hi-4 ignition plate, he scribed the plate and the case so the timing would be right where I placed it when everything was put back together—that is, if I didn’t fuck it up in the beginning.

I peeled the S&S quick-adjust pushrods out of their vacuum-packed container and shortened them for ease of placement. These S&S jobs were a breeze. He checked for all the needed pushrod gaskets, and we compared the pushrod lengths to use the short ones on intake valves and the long ones for the exhaust.

“I adjust them the old school way,” he said. “I make sure one intake lifter is at the top of its cycle, and then adjust the other. Then visa-versa.” He waited 20 minutes between adjusting valves for the stock lifters to bleed down, but while he waited, we started to install the pipes. “No time to lose.” He made sure each pushrod would spin after it bled down. In each case, he took the slack out of the pushrod and then turned it out four turns or 24.5 flats. Once he tightened the pushrod lock nuts, he would take the half flat out of the adjustment.

Here’s the Quickee Pushrod Supplement from S&S: To install S&S quickee pushrods, thread the jam nut off the threads towards the ball end and screw the adjuster into the pushrod tube until the threads disengage and the pushrod can be collapsed

When installed and adjusted, S&S Quickee Pushrods must have a minimum thread engagement of .500 or half an inch (Pushrod tube to Adjuster, not including the jam nut) or severe damage to the pushrod as well as your engine may occur.

When adjustment is complete, the jam nut must have full thread engagement with the adjuster screw. If you do not have full engagement, the pushrod is not correct for the application or position.

S&S Quickee Pushrods for S&S Shovelhead and all big twin engines contain two long and two short pushrods. All Sportster model and Harley-Davidson twin Cam 88 pushrodes are the same length.

We replaced the pushrod cover clips with another JIMS tool, and I finished installing the Spitfire brake master cylinder and pedal. Once together, we turned on the gas, hit the starter and it fired right to life. Our very experienced Vietnam vet tech let her warm up, adjusted the carb and quietly returned to the engine room to work on a twin cam engine build for a customer. It’s time for my son to pick up his bike and head for a paint shop or the hills.

 

Sources

S&S

Bennett’s Performance

Wire Plus

JIMS

Spitfire

Read More

Bikernet/Cycle Source Sweeps Build Part 7 Sponsored by Xpress

Don’t miss the last episode: 

http://www.bikernet.com/pages/BikernetCycle_Source_Sweeps_Build_Part_6_Sponsored_by_Xpress.aspx
 

Hang on. We are two weeks away from running out to Vegas for Bikefest and pulling the winner of this most magnificent custom motorcycle, specifically built for Bikernet and Cycle Source fans, readers, and subscribers. You need to sign up, if you haven’t, or come to the Cashman Center in Vegas to grab a card and sign up for the drawing. You don’t need to be on site to win. After Bikefest, the scooter will return to Kustoms Inc. near Detroit, for final tuning and break-in before being shipped to the winner.

So here’s the update in a flash, after Bonneville, and heading smack dab against a Cycle Source Deadline. “I’m way behind,” said Chris Callen, the esteemed Editor da Emperor, in Chief, in Charge, in Trouble. This year has turned into the scrambling year. We are scrambling to finish projects; builders are scrambling to finish bikes. Chris scrambles every month to finish a magazine. It’s bananas.
The bike was displayed in Sturgis at the Broken Spoke. Then it returned to Grand Ledge, Michigan, down the street from Ron Finch, for final manufacturing and paint by the master of Chop Docs, Ron Harris, but let’s finish the pieces first.

“I kill batteries no matter what I do,” Gary Maurer said as we started to discuss the battery box. “When I carefully rubber-mount the bastards, they vibrated enough to rip the battery cables to shreds.” So now he puts a small rubber lining under the battery and bolts the unit down hard with Jules-made steel battery straps. He is now using Brail and Ballistic batteries with some luck. This is where I started to learn more manufacturing processes from Gary and Jules, again.

It’s interesting. I don’t consider myself a builder, and when I work with someone with the manufacturing knowledge of the Kustoms Inc. team, I know I’m just an enthusiast, not anywhere near a pro builder. This story contains a couple of fine examples of their expertise. The battery straps are easily bent after marking the position for the bend on the top corner edge of the battery. Jules made the hand bend with a solid bar of steel, and then noted the amount of metal used in the radius and worked it into the formula for the next bend so the strap fit the battery perfectly.

“There is a mathematical formula for this process,” Gary said. “You need to add or subtract material from the next bend, but we bend one side and then adjust the other.”

I also noted how perfectly the fender edge fit the line of the tire, since most fenders do not align with the tire radius. “We often scribe the radius of the tire on the fender and cut it to match perfectly,” Gary said.

He uses thick welder ground cable stock taped to the fender to give him the proper fender clearance. “Sometimes we use chunks of busted rear drive belts,” Gary said. “Sometimes, if need be, we can double the belt, or mesh the teeth for a slightly larger space.”

They break the chain to be as close to the center of the adjustment path as possible, with the engine, primary and transmission in place. Then they adjust the chain to be bowstring tight, and then they tape the spacing material to the tire and start mounting the fender.

This Bare Knuckles fender was bobbed and channeled on both sides by Jules. She often cuts with a plasma cutter, and then works the edge with Matabo grinder with flap wheels. Bare Knuckle fenders are made with solid, thick spun steel. They are as strong as a battleship hull and easy to work with. “Our plasma was toast,” Gary said, “so she used a high-speed cut-off wheel, then the Matabo and flap wheels.

I like the exhaust system he built with D&D components and a carbon fiber muffler. I asked how he held the components accurately together for tacking. “I start generally, but not always, with the muffler in place and move forward,” Gary said. “I hold the chunks in place with three fingers and tack them.” If his weld pulls away from the joint, he adds a small ball of rod to one piece, then holds them together, and heats the ball until it flows to the other tubing piece.

Note how Jules fashioned the lower fender mount to the frame so it acted as a battery strap mount and fender mount.

Then Gary built the sissy bar by hand-bending the steel rod. He machined each chunk of bar stock for the frame rails, and drilled them ½-inch so the rail would simply insert into the welded boss. Then he drilled and tapped them for setscrews. On the top, he welded a machined bung to the bar, and a drilled and tapped the bung to the fender, so the fastener simply slips through the sissy bar tab and screws into the solid bung on the fender.

With all the components tested and brushed with flapper wheels, Ron Finch stopped by and picked up the components for the trip to Ron Harris, a third generation paint and body shop guy. “I couldn’t touch a paint gun until I could bump a fender,” Ron said of his granddad. Back in the day, bodywork was hammered and filled with brazing and lead.

“My dad called Bondo Chinese lead,” Ron said. Then he ran down the Chop Docs custom paint process. From the photos, paintwork slides along like ironing an old pair of Levis (who the hell does that anymore?), but any top-notch painter has the talents of a concert violinist. It may look easy, but there’s a refined eye and level of perfection that turns any steel surface into a perfectly smooth piece of art.

As soon as Ron Finch dropped off the components and peeled out, Ron Harris cleaned the welds with a cookie wheel, and then scuffed all the surfaces with 80-grit for a world-class bonded protective coating. Initially, paint was used solely to protect a surface. Now it protects and adds the final illustrious finish.

Then he coated all the sheet metal surfaces with a filler Bondo skin coat and block-sanded the surfaces. This is where perfection and talent come into play. I’ve been there. I couldn’t Bondo a baby moon hubcap and make it look like new. There’s an eye for sanding just the right level of Bondo to capture the perfect slick surface.

He followed the Bondo coating with a skim coat of putty to capture imperfections, and then tested his eyes with various levels of Emory paper from 80-grit, to 150, to 320, so he can minimize his primer usage.

“I’ve been working with Stage 5 Coatings for two years,” Ron said.

SIDEBAR:
 

Stage 5 Coatings was established in 2008 and is the newest and one of the fastest growing coatings suppliers in the United States. We are committed to selling jobber direct and establishing an exclusive territory for anyone that carries our lines. We strive to offer the best values available in the market. We are a small company that is personal and ethical. We build a personal working relationship with every customer, whether they are our largest or smallest. We believe when a customer buys from us, a partnership is formed, and is not just another customer. We have the industry experience to put ourselves in your shoes and understand the everyday struggles in the body shop business. From us to the jobber to manufacturing, we have the personal hands-on experience in all areas of the aftermarket coatings industry.

States with Stage 5 or Technico:
Michigan New York
Illinois Missouri
Texas Oklahoma
Wisconsin Oregon
California Arizona
Washington Georgia
Maryland Caribbean
Virginia

Ron is working with Ken Dudley on a line of Chop Docs candies. After he primed all the surfaces, he used a black spray bomb dusting to cause imperfections to surface. After any pits or surface maladies were dealt with, he water-sanded everything with 400 grit wet and dry, and then hand-sanded with 600 grit and finished off with Scotchbrite.

With the components hung in a booth, he primed them with two coats of sealer, and then hit them with the silver base coat and inner clear before taping off for the black pearl inlay. Then everything was cleared again and sanded with 600-grit.

This was Ron’s first attempt with green variegated leaf* using Mona Lisa glue to attach it to the paint surface. “It’s like a very thin, watered-down Elmer’s glue,” Ron said. “The leaf is so thin, it’s like dust in your hands.”

Once the leaf was glued into place and the area cleaned with a cotton ball or a brush, Ron hit it with another coat of inner clear, which locks the base down and leaves sort of a satin surface to adhere any art to, such as pin striping by John Harrow, who used a one-shot enamel sign paint called Kansas City Teal.

Now for the final six layers of gloss clear coats and 1500 grit wet sanding, followed by 3000 grit with water, and then buffing with polishing compound, finishing glaze, and spit shine. It’s Saturday, and by Monday, all the elements will be returned to Gary and Jules and Kustoms Inc. for final assembly. Ron volunteered to help. Unfortunately, he’s 140 miles away, but he drove out and spent all day, Sunday, helping with assembly. “It’s 80 percent there,” Ron said on his way home.

Speaking of volunteer efforts, this has been an amazing build with efforts from a variety of sources, all to create a bike we are giving away. No one made a dime off this puppy. It’s all American-made, and the whole gang pulled together to offer Bikernet and Cycle Source readers a shot at a world-class custom motorcycle—thanks. Chance of a lifetime, goddammit.

Variegated Leaf
 
Variegated leaf is a metal leaf composed of a metal base, such as pure copper leaf or imitation gold leaf that has been treated chemically to create color patterns. These leaves have been heat treated to create metamorphic random patterns of intense color.


Dimensions: 5½” x 5½”

BIKERNET/CYCLE SOURCE BUILD SOURCES


Xpress
http://mysmartcup.com/

Crazy Horse
http://www.crazyhorsemotorcycles.com/


Texas Bike Works
www.TexasBikeWorks.com


Kustoms Inc.
KustomsInc@hotmail.com


Chop Docs
www.Chopdocschoppers.com


3 Guyz
www.3Guyz.com


Accel
Accel-ignition.com


Fab Kevin
http://www.fabkevin.com/home.htm


Evil Engineering
www.evil-engineering.com

D&D Exhaust
http://www.danddexhaust.com/

Wire Plus
http://www.wire-plus.com/


Barnett
Barnettclutches.com


Rocking K Custom Leathers
howard.knight@montana.com

Rivera Primo
www.RiveraPrimoInc.com


Spectro Oils
www.Spectro-oils.com


Bell
www.moto@rcn.com


Metzeler Tires
www.metzelermoto.com


Hawg Halters

 


Handy Industries
www.HandyIndustries.com


Grip Ace
www.gripace.com

Biker’s Choice
www.bikerschoice.com


Aeromach
www.aeromachmfg.com


Ride Wright Wheels
www.ridewrightwheels.com


Biker Pros
www.BikerPros.com


Bare Knuckle Choppers
www.bareknucklechoppers.com


K&N
www.knfilters.com

Read More

Bennett’s Performance 2004 Dyna Build 106-Incher

Eric Bennett grabbed the shop door chain and hoisted the roll up door for the first time, in 2000. He started his mechanical career as a certified diesel mechanic with 60-weight always flowing through his blood stream. Finally, he gave into his entrepreneurial spirit and his desire to make motorcycles his life—he opened his own shop on Signal Hill. The rest is motorcycle history, much of it spent at the Bonneville Salt Flats with his dad, Bob.

He recently owned a modified twin cam FLH, but a customer made him a deal he couldn’t refuse, so he let it go. Then a deal on a Dyna surfaced and he made a quick move to snatch it. This time, he decided he would take it to the concrete and rebuild every aspect of the bike to be moderately fast, ultimately reliable, precise, and built with absolutely all the best mechanical intentions and components in mind. You get to see the 106-inch project unfold before your very eyes right here.

One of the benefits of running a service center in the largest city in Los Angeles County includes encountering every possible mechanical malady and the ability to research whatever solution might be necessary. Since LA is also the motorcycle media hub, he has constant opportunities to test anything new on the market. After working on Twin Cams since their introduction into the market in 1998, Eric has watched every configuration, modification, performance recipe, and model roll in and out of his shop.

With this build he could pour every lesson and improvement into his own ride. It started as a bone stock 2004, 88 cubic inch TwinCam. Eric could choose from any hot rod configuration in the world, but he chose to roll with a 106-inch kit from S&S and Branch re-tuned heads. He started the process by installing a JIMS Timken conversion into his left case and welding his crankpin into the S&S lower end after it was balanced.

“With superior S&S flywheels, I didn’t need to monkey with the cases,” Eric said.

 
 

 He bored the stock barrels from 3 ¾ to 3 7/8 inches and increased his stroke from 4 inches to 4.5. With JIMS tools he pressed in the JIMS race (using green Loctite) (9-59-1) while keeping his fixture perfectly flat and the hole in the race at 12 o’clock.

Using a JIMS fixture tool, he was able to drill guide holes in the case for Timken bearing and race oiling. The JIMS tool holds the drill and guides it. The drills are set to indicate the depth. Otherwise, he would need to use transfer punches and a milling machine. Then he used another JIMS tool to drill for the race fastener holes, and used tap guides to prevent misalignment.

“I’ve made tap guides for every size tap,” Eric said.

One of the benefits of the higher quality Timken lower end bearings is their ability to lock the lower-end into place.

“I have never seen a Timken bearing fail,” Eric said. Until recently Timken’s were used since 1957. “I’ve seen dozens of roller bearing failures!”

The cost saving shift to roller bearings started in 2003 during the 100th anniversary season. “The best Twin Cams were built in 2002,” Eric confirmed. “Better engines, still carbureted and with 1-inch axles for strength and stability.”

Eric used red Loctite on the race screws. He uses a tool for installing both Timken races at the same time. Kelly McKernnan, an amazing machinist out of Portland, Oregon, manufactured it.

The next phase included welding the S&S flywheels. Anytime Eric has a twin cam lower end out of a customer’s bike, he welds the crankpin in place with stainless TIG rod. It doesn’t create much heat and is not a structural weld; it just cements alignment and prevents shifting. He always checks the true after welding.

Next, he installed the Timken bearing by heating the race to expand it, and it slippped over the shaft easily. There is very little endplay in the shaft, just .001-.002-inch. Eric cinched down the top bearing with another JIMS tool, then pressed in the main seal and spacer with yet another JIMS tool.

At this point, we shifted to pressing the new S&S cam bearings into the new heavy-duty Screamin’ Eagle cam plate for hydraulic cam tensioners, but Eric chose to shift to an S&S gear drive system, so he blocked off the oil passages to the hydraulics.

He still ran the larger capacity oil pump with the .585 easy-start cams for midrange power. He could have used the stock plate or SE plate. He also installed S&S piston skirt squirters, which are offset to prevent damage from longer stroke pistons.
 
 

 

He installed Torrington cam bearings in the right case prior to installing the new cams. His plan called for installing a D&D Bob Cat exhaust system, which is 20 pounds lighter than a stock exhaust. D&D pipes come bolted together with all spring clips, flanges, and heat shields in place. “They take like two minutes to install,” Eric said.

“It’s the easiest system I have ever installed,” Eric said. “It comes with the all the components needed and the heat shields in place. No shimming is necessary or egg shaping holes.”

 
[page break] 

Day 2

We took a break for the day and grabbed a beer. But the next day, Eric installed a heavy duty Harley-Davidson pinion shaft bearing kit using a JIMS pinion bearing tool and it was time to slip the cases together with Yamabond on the case edge, while applying assembly lube on the pinion shaft. The case bolts were torqued to 18-22 ft. lb.

“Don’t forget the new oil pump O-ring when installing the high flow H-D pump,” Eric pointed out. Eric has an engine-building quirk. He continually turns the engine over, while rolling through the build process, and constantly tests for changes. “I want to catch anything that might bind early on,” Eric said. We actually ran into a small glitch while installing the cam plate.

But first, he installed the oil pump return gears, and then the separation washer and the spring, before the feed gear. He bolted the cam plate in place with ¼ -20 fasteners torqued to 120-inch- pounds. He used guide pins to help align the oil pump, and turned the engine over while tightening the pump so it would seat itself properly. He tightened two oil pump bolts, then removed the guide pins, and then tightened the other two Allens.

While aligning the cam drive gear dots, he installed the cams and used red Loctite on the drive gear Allen bolts, but used assembly lube on the washer for more accurate torque values and to prevent the bolt from galling against the washer surface for a false torque reading.

As we wrapped up the operation for the day, Eric installed the lifter with the oil holes facing the cam cover, then the guide pins, caskets and covers. No more lifter stools.

[page break]
 

Day 3

Eric sub-leased a portion of his Signal Hill building to Branch O’Keefe, perhaps the best head porting business in California. I don’t want to put down any performance heads, but Jerry Branch, who is now about 82, built a helluva business around head performance.

Here’s a description of their heads from the Branch-O’Keefe site:

This is where is all began. Branch-O’Keefe is known throughout the industry for legendary cylinder head modification service. Our extensive reworking of stock Harley-Davidson cylinder heads begins with removal of the stock valve seats and guides. Next, the combustion chambers are heliarc welded to add additional aluminum alloy in the combustion chamber and around the valve seats for re-machining.

The valve seat pockets are then machined for larger nickel-chrome valve seats, and the combustion chamber is cut from the stock low compression rectangular shape to the legendary Branch “bathtub” chamber. After cutting the combustion chamber, new oversize valve seats and performance-quality valve guides are installed to tighter than stock tolerances.

The heads then advance to the porting room where the ports are fully hand-ported, blended and polished to Branch’s exacting specifications as proven on the dyno and flow bench. The head’s gasket surface is machined an additional 0.050-inch, which raises compression slightly. Finishing up, new oversize intake and exhaust valves (hard chrome stainless steel with stellite tips, polished face) are installed in bigger seats with a machined race-quality valve job and then hand-lapped. New seals and a high quality high-lift radius spring kit complete the installation.

The Branch O’Keefe head components are damn impressive from the titanium upper collars to the single oval wire spring with more travel and a larger diameter spring material. They have developed heads for JIMS big inch motors that produce 132 horsepower and ft-lb of torque, at an absolutely stock reliability level, even on a B motor. So natch, Eric had John O’Keefe and his master right-hand man, Paul go through his heads. Actually they used a formula they call the Dave Thew head. It’s a nickname for a performance formula. Dave beat everyone with these Branch O’Keefe head configuration. I will outline the different formulas next week.  

We started the day installing S&S pistons with wrist pins first, since the oil rings pass over the wrist pin holes. Seems odd, but it’s the nature of the short-skirted piston. “Actually it allows for more skirt on stroker motors and does away with stroker plates,” Eric said. “This piston configuration will keep a stroker running longer.” The oil ring must be positioned with the dimple in the wrist pin area in a particular location to prevent rotation. The S&S pistons use four-piece oil rings with a removable ring land.

Eric installed the bottom compression ring so that the opening faced the exhaust port area. “No gaskets are used on the bottom of the cylinders,” Eric said, “just O-rings.” He compressed the rings carefully, lubed the inside of the freshly bored cylinder and slid the cylinder into place. Then Eric spun the motor over to check for binding. “I can’t wait to hear the D&D pipe.”

Eric started to install the heads using Cometic gaskets. The heads were torqued to Cometic specs and then he set to installing the rocker boxes and the fasteners, which were torqued to 22 foot-pounds. He started from the inside and worked out. Then he slipped in the S&S Quickee-Install intake pushrods for maximum valve opening. “I run premium S&S lifters with travel limiters,” Eric said.  “They become solids at high RPMs.”

He tightened each pushrod until the valve slipped off the seat, and then let it bleed down, for about 10 minutes. He backed off the adjustment until he could spin each pushrod (one at a time). Then he backed off just one complete turn or six flats.

These shots were taken before John O’Keefe came up with a crazy notion to machine Twin Cam cylinder fins in a round configuration. Eric was knocked out by the procedure and pulled his barrels for the process.

In the next episode, Eric will slip the beautiful 106-inch Twin Cam into the stock frame, and we will discuss JIMS tools, while replacing the inner primary bearings, the slightly modified Dyna D&D pipe, and then and the new Rivera Primo clutch, the S&S G carb, and a new S&S high flow air cleaners.

Sources:

Bennett’s Performance

S&S

JIMS

Branch O’Keefe
 
 
 
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Saddleman Improves the Amazing Shrunken FXR

SADDLEMEN MODS TO THE SHRUNKEN FXR–In a world where over promising and under delivering has become all too common here is a gem I must share. The Bikernet built Shrunken FXR has become my daily rider and needed a couple small adjustments to be just perfect for me.

One detail was the too small seat or the bike was too fast (pick one). So I rode my bike over to meet the nice folks at Saddlemen and see what they could do to help me out with my seat. Upon arriving at the Saddlemen facility I spent time with guys from the front office to the guys in the shop ( all of whom took great interest in my motorcycle and the seat they were going to design and build). I noticed from the get-go these people were all riders. I shouldn’t be impressed by that, but there are so many folks in this industry who don’t even ride anymore.

We discussed what I needed (lumbar support) and a lip on the edge of the seat to keep me from being bucked off or sliding onto the rear fender. We also discussed the lines of the bike and that in the case of the Shrunken FXR , less was more. After the team and I spent a great deal of time figuring out what we wanted and didn’t want I was able to walk around the shop and see the whole seat making process from start to finish. man was I impressed!

So many talented folks all working together to put out an amazing array of products designed by and for riders! It was a real treat to see this and made me truly appreciate what they do much more. Great companies, in my opinion, are made of the people who work for them. So I left my bike for mock-up, and received a call back in a week.

When I showed up I saw the foam of the seat had been formed and pan had been constructed. We discussed coverings and stitching, again less is more. They got it and even pointed out to me the lines of the bike would be reflected in the seat.

Three days later I returned to pick up my bike and see my new seat! A seat is the finishing functioning touch to any motorcycle (much more than something you sit on) it must reflect the bike while being comfortable and a key suspension element.

I was so happy to see the seat. It looked amazing and really I could not have imagined it any better than they had built it. I put my helmet on, thanked them and jumped on the bike to ride away. First thing I noticed was the lumbar support made the bike so much more comfortable to ride and kept me in the perfect position to reach all my controls.

The biggest difference was when I hit a huge pot hole (tons of em’ in area) was my ass stayed firmly planted in the seat and the impact was minimal. The seat made my bike complete.

Can’t say enough about how impressed I was with the Saddlemen crew and facility, in short they made my custom bike have a perfectly functional and stylish seat. The perfect blend of function and form. I suggest anyone who needs a seat built or customized give them a call. They are a family team of bikers designing and building products for bikers. I like it!

–Buster

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Road King 12/20/02

stock shot

There’s an unwritten rule in the Code OfChrome that says, if you slip a set of highbarson any motorcycle you save it from mediocrity.There’s more, an evil punishment for this oftenillegal gesture towards the rebellious arts. Assoon as the unsuspecting rider throws his legover the saddle and reaches for the tall grips,his sideburns expand down the sides of hisface and a goatee springs forth from his chin.The cuffs of his t-shirt roll, and he begins tosmoke a pack a day. An treacherous grinspreads across his smoke tainted teeth, as ifa deadly rash, and before the week is out he’sleft his lovely religious wife and ravagedseveral other women. Hearts lie broken in histire-burned path. It’s an ugly sight. So what didwe do to the King next–Highbars to the stars.

sizing up newbars

As soon as a date was set for theArizona Run I called Frank Kaisler, “We’ve gottwo weeks. Let’s install the highbars.”

“You’re nuts,” Franks said, “but we allknew that. Let’s do it. Make sure you have aroll of thin 60/40 solder, soldering paste and awide variety of long shrink tubing from 1/8 to1/2 inch. Oh, and you can get a head start bydrilling holes in the bars for the wiring and aslot at the bottom for the wires to exit. Startsmall and work up to and beyond 1/2-inchholes.

deburringhole

With multiple drill sizes and burr bits Iformed over 1/2-inch holes after holding thebars up to the bike and trying to estimate theposition of the grips. This is critical. I unboltedthe grips and measured the distance in fromthe end of the bars where the wires would runand noted the position of the wiring.

hole in grip

This was nervous work since it was notprecise. Even the slot at the bottom of thebars almost 2 inches long and 5/8-inch widehad to be carefully positioned not to put unduestress on the wires.

slot in bars

I took the riser housing off so I could seehow the wire looms and cables ran. WhenFrank arrived he brought along a sack full oftools that included emery bits and a dremeltool to smooth out the sharp edges particularlyon the inside.

emery anddremel in slot

We quickly rounded out the edges of theholes so as not to cut the wiring. Frank usedhis trick of shoving a tissue paper in each holeto test for sharp edges or burrs. If it snaggedthe least amount we continued theedge-softening procedure. He also kicked meduring the process and reminded me todisconnect the battery.

tissue papertest

Next we had to carefully strip theheadlighthousing and handlebars. To remove the riserhousing there are two screws adjacent to theignition switch (pop off the guide ring aroundthe ignition switch with a screwdriver), but thatdoesn’t do the entirejob. The headlight ring must be removed.Take the sheetmetal screw out of the bottomof the ring and then lift out and up. Thering is held by a notch at the top andsupported by a spring that will snap loose.When it pops free there are eight small blackscrews holding the headlight assembly inplace (the other silver screws are there toadjust the lens–don’t mess with them). Afterthey were removed theassembly came out easily but needed to beunplugged from the wire connection at therear.

pluggingheadlight in

withoutheadlight

The wiring seems daunting, but it’s notbad and very organized.

naselle trimslot in riser cover

The last small bolt holding the risercover inplace goes in this hole under the nacelle strip.The strip hooks into the slot above it.

Then you need to reach up under thecowling and feel along the bottom for the verysmall nut that holds the bezel strip in place.Once the strip is removed, the riser cover canbe removed.

riser clampcover

Here’s the cover removed. A lot of workto reach the handlebar clamps.

riser clampexposed

removepassing light bar

The two 5/16 dome nuts holding eachside of the bezel also hold the runners for thewindshield and the passing light bar, whichwe removed along with the front crash bar–Living dangerously.

Then the passing and turn signal light barwas removed for ever more, and the bezelremoved with the 5/16-inch dome nuts oneither side of the front end (make sure youkeep all the fasteners together including thewindshield runners). Set the chromed bezelaside somewhere out of harms way. That’s abig chunk of visible chrome.

removinghandlebar clamp

This photo reveals a handlebar clampbeing removed. It’s bullshit. We didn’t removethe handlebars until much later.

removingnazelle

If you have a pal in the garage drinkingbeer and watching, get him to take shots ofthis process. If you must wait a week tore-install all this crap you may need areference guide and photos help a feeblememory. Or, of course, come to Bikernet andprint out this tech. Don’t forget to cover the tankand fender with something soft to protect themfrom scratches.

We noted that the electrical plugs on theleftside of the bike were different color from theright. We also noted their location and thedistance from the bars were measured beforeunplugging each connection to the handlebarswitches.

showing twoplug colors

showing barwire plugs

taking plugapart

Don’t remove any wires before youdraw the diagram below. This cap performs acouple of functions. It seals the plug andinternally is pinches each wire lug in place.Once it’s removed a small screwdrive will pulleach catch away from each individual wire lugso it can be removed easily.

showing barwire plugs close up

Check your diagram twice, no threetimes, before removing any wires.

We also noted the position of the throttlecables before removing the bars. Then thegrips were removed and switch housingsloosened so we could begin on the left side ofthe bars.

hassleremoving throttle housing

We handled the left wiring extensionfirst. This shot is of the right side and doesn’tshow a helluva lot, but it’s important. Toremove the throttle cable housings from thethrottle body it takes four miniature hands andtwo dinky screwdrivers to pinch the spring ringthat holds the cable in place. Be patient.

CCI wireextension kit

We measured the length of the wiresfromthe switches to the plugs, then compared thatmeasurement to the new highbars anddetermined that we needed to extend thewiring 13 inches to insure the proper length.Add an inch just for safe keeping. This aspectwas measured carefully several times.

Custom ChromeBanner

measuringwire extension

Then the left switch loom was attackedfirst by drawing the back of the plug on thestainless bench top with a felt pen. We notedeach color coded wire and position beforeremoving the wires from the plugs. Do it fromthe back so you’re in the same position whenyou reinstall the wires.

plug wirebench drawing

Sure, here’s another shot of a diagram,but it’s damn critical to insure the wiring iscorrect, so pay attention. Note, that we madeindications on the drawing to indicate the topfrom the bottom of the plug.

We added sections of 13-inch wirestaggered in the center of the loom so as notto stack junctions, and so we maintained theoriginal color coding. Each junction wascarefully striped 1/4-inch, soldered and sealedwith shrink wrap.

snippingwires

soldering

One shot we missed depicted thewires staggered. That’s also crucial so youdon’t have junctions bunched together.

closeupsoldering shot

Note the handy wire connection holdingtool that Frank had made while working alonein his garage for ten years. Trying to hold theconnection together, while holding the solderand the gun is nearly impossible.

handy wirejunction tool

The Frank Kaisler, patent pending, wirejunction tool. Send $99.99 to P.O. Box 666,Hollywood, Calif. Send only rolls ofquarters.

He spoke to an engineer at one point whodidn’t cotton to twisting wires. He suggestedthat the wires be carefully mated straight onand soldered. The “Puerto Rican shrink wrap”as Frank refered to my colorful array of shrinktubing, was cut so that it would seal 3/8s of aninch on either side of the connection. Mostchunks of 1/8-inch diameter shrink wrap werea pinch over an inch long.

cutting shrinkwrap

We also washed each connection withalcohol to remove the flux, which could harmthe wires or insulation, then with wet and drysandpaper, brushed any sharp edges thatmight cut through the shrink wrap.

cleanconnection brush

We cleaned the connections usingalcohol with this brush trimmed in half tomake the bristles stronger.

cleaningconnection

After each wire was carefully soldered andprepped we covered it with shrink wrap, thenusing Frank’s handy tool we heated the areaand moved onto the next stage.

shrink tubingheat gun

loom in shrinkwrap

Then the looms were carefully coveredwithadditional 1/2-inch shrink wrap. Finally thebars were carefully blown out with the aircompressor and wiped clean before thelooms were fed into the grip ends of the bars(first we wrapped the pin connections withpainter’s masking tape and created a guidingpoint).

blowing outbars

guiding tapedwires into bar

I used a painters masking tape to wrapthe connections and form a guiding point. Ididn’t want to use a tape that would requireawkward or violent stripping to remove it(which could damage the wiring).

feeding wiresinto grip

Feeding the wiring into the bars fromthe grip end.

Once carefully pulled through the bars andthe switch housings positioned, we beganthe process of installing the connector pins.

pulling wiresfrom bottom

Gently pulling the wires from thebottom of the bars.

replaceing leftswitches on new bars

After making sure the wires are exactlyin the right position we snugged down the torxscrews, but not permanently.

reconnectingplugs

While refering to the diagram on thebench we carefully replaced the wires in thebottom of each plug.

replacing plugcap on right side

Note the wedged caps that force eachwire clip into a locked position.

replaceing plugcap

This depicts the same procedure fromthe other side of the bars. What a great shot,huh?

reconnectingplugs right side

Only then could we snap the plug backinto place on the bike. Of course the plugcolors matched.

This was a nervous time. We hadextended 8 and 9 wires respectively (on eachside of the bars), carefully worked themthrough the bars and guided them out thebottom. As we replaced the plugs the sweatbeaded on my brow. Had I correctly solderedeach wire? Was each wire replaced in theplugs properly? Did I call a wire white withgray stripe, when it was actually white withblue stripe? It had taken almost four hours tocomplete the operation on the left side of thebars.

checking leverposition

We put the levers in place just to checkthe position and see if we didn’t blow it. It wascool.

After a needed lunch break we tackledthe right side of the bars with the sameprocedure. Now with the wiring installed in thebars they were returned to the motorcycle. Iswung my leg over the 100th anniversaryCobra-styled seat and perched my ass down.Frank turned the ignition switch on, “try it out,”he said.

handlebarclamp and torque tool

torqueing barsdown

Torquing the bars down to 15 footpounds. Torque the front Allens down first,then the rear according to Pablo.

Continued On Page2

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Mudflap Girl Part 4, the Spitfire Frames to Rollers

Suddenly we’re smoking on the Mudflap Girl FXRs, but the week after I received the frames, I had to jump a plane to New Orleans and ride a Victory to the Smoke Out. I was itching to work on these bikes.

I survived the Smoke Out, and since I just spent 1000 miles in a Victory saddle, I was motivated to get back in the wind. We looked down the barrel of the ticking calendar as I returned from the East Coast on Sunday and Monday the 27th of June I stepped back into the Bikernet shop and faced two Mudflap Girl FXRs on lifts ready to rock. I dove in making lists and started to assemble my frame and the Spitfire girder front end.

Building a bike is like falling in love. We all have our dream of the perfect woman, and each time I build a bike, that notion is the driving force. I’m building the perfect romance, with all the best intentions. I want this one to last forever, take me anywhere I want to go, and be my Mudflap girl baby in spirit, appearance, and function.

I would imagine the same mental scenario applies to a home building architect. In fact, we have focused some of our efforts on creating a vintage motorcycle coffee shop in the front of our building, Bandit’s Barista. Talk about a daunting process involving several city agencies. Let’s leave that one alone. Sin Wu came to a meeting this morning and immediately quizzyness engulfed her and she was forced to leave. “It’s too daunting,” she said.

We are so fortunate to be able to rely on our friends and compadres in this industry and build whatever motorcycle we want, then go for a ride without severe governmental restrictions. Meanwhile, back in the shop, I was completely astonished at Paul Cavallo’s talents and shop capabilities. He designed and manufactured every element of this classic girder front-end. As I installed his internal fork stops and began to assemble the front end with the Foose-designed MetalSport 2D wheel, I was constantly blown away at every intricately machined piece.

Although Dr. Willy bitched about the top motormount on the frame, I didn’t have a problem with it. It just forced us to face another brief obstacle, which will ultimately create a very cool linkage issue with a 7/16 pivoting rod end on the top like most FXRs.


But I’m getting ahead of myself. I installed the fork stops, then the Biker’s Choice neck races, the Timken neck bearings, and the Metal sport front wheel on the Spitfire ¾-inch axle. Paul set up his frames to take stock Harley 2000-2007 front and rear brakes. We are going to use factory brakes on my son’s FXR, but I’m running with GMA brakes currently manufactured by BDL.

I had to come up with a mounting system using Paul’s stock H-D brackets. It was a trick but worked out, with brass rod and steel spacers. I messed with it for a couple of hours. Ultimately the GMA caliper was centered over the MetalSport rotor and in a terrific position for bleeding.

Then I started to install the girder rockers and bronze bushings. I was careful to grease every component, and again I was impressed by the precision fit with each bushing and axle. I installed the trees on the fork stem and rolled closer to installing the girder structure. Everything just slipped together.

Unfortunately, I was missing one element of the front end, the brackets holding the shocks in place, so I shifted to something fun, installing mudflap girls on the Spitfire side panels. They make these Zeus fitting fastened aluminum panels out of street signs. The mudflap girls came from 2Wheelers in Denver, but the Arlin Fatland and Donna team is currently headed for Sturgis to the rally, which reminded me that Sturgis is just around the corner. If I had another month, we’d be riding the Mudflap Girls to the Badlands.


Next, I needed to install the rear MetalSport wheel and driveline. FXRs are tricky in this regard. The entire driveline from the engine to the rear wheel needs to be installed at the same time. We started with the swingarm, using the Custom Cycle Engineering swingarm axle and retrofit kits. Here’s what CCE says about these conversion kits.

SWING ARM RETROFIT KITS

Custom Cycle Engineering has developed a swing arm conversion kit that replaces the stock Cleve Bloc style swing arm bushings with spherical bearings. The conversion covers all the FLT and FXR models from 1980 to 2001. The swing arm conversion kit coincides with Harley-Davidson’s change from the Cleve Bloc bushing to a spherical bearing in all the 2002 and up FLT models.

The conversion over to spherical bearings in the early models dramatically changes the handling and tracking of all the FLTs and FXRs. The sticksion at the swing arm pivot is greatly reduced with the new spherical bearings. This allows for the swing arm to react quicker to any harsh road conditions, keeping the wheel in contact with the road. The use of spherical bearings also helps negate any lateral and torsional movement in the swing arm by the shear dynamics of a spherical bearing.

The swing arm bearing conversion kit is one if the positive answers to the inherent ill handling problems of the popular dresser models.

It was easy to install the new spherical bearings using our shop press and the special tool CCE provides with their kits. We pressed them into place with the CCE guide tool and red Loctite. Then we installed the swingarm on the transmission and the whole tamale in the frame, since the oil tank was out for sealing and some flat black protection. Ray C. Wheeler gave me a hand. We slipped the JIMS transmission and swingarm through the back of the frame sideways, then turned it level and aligned it with the frame mounting system. My son scored some used bare aluminum cleave blocks, and I ordered new H-D rubbers from Biker’s Choice. Watch how the rubbers and cleave blocks are mounted. They are like a small four-piece puzzle with guide pins in particular locations.

With the JIMS 6-speed transmission in place, we jacked up the trans for engine installation. With a centered Biker’s Choice front motormount bracket in place and the rubber biscuit we were ready to rock. Willie helped guide us through the process. Willie is a master with FXRs. He’s worked on bikes, and rebuilt engines and transmissions forever. He knows all the tricks.

With the driveline in place, I started to monkey with the D&D pipe mounting, mounting brackets, and mounting the GMA rear brakes. The brakes became tricky, since Paul designed a tougher and wider swingarm, but it worked out perfectly. I’ll get to that puppy in a minute. I noticed that the trans didn’t come with the final seal and locking nut, plus we needed to reach out to JIMS for a proper offset sprocket for the 180 Avon tire. Since this is an 80-inch Evo, I wanted some gearing advice for the 6-speed overdrive transmission.

Here’s what James Simonelli wrote while packing for the Sturgis Rally and preparing for their install facility. Call them quick, if you want an upgrade while you’re in town.

MUDFLAP GIRL GEARING ADVICE FROM BAKER DRIVE TRAINS–

22-51 with normal 37-24 primary is 3.57, pretty lively! In 6th (.86)
you would have 3.07

23-51 37-24 gives 3.42 and 2.94 in 6th. I think that’s where I’d start.

To compare, most stock late models with 70/32 belt and 36/25 primary are
3.15 overall in 5th.

It’s nice to be slightly below 3.0 in 6th for 75 mph cruising. If it’s a
stoplight burner, go the other way.

Baker will be set up in Sturgis on Lazelle performing installs. If you would like your 5-speed modified into a 6-speed, or a special Baker oil pan added to your dresser, set up an appointment soon, and tell ’em Bikernet sent ya.

–James
 
 
 
 
 
 
While I was tinkering with pipe mounting system, I kept forgetting the Spyke Starter and I had to make a few adjustments. I dug around in my spare tubing bin and discovered an actual pipe-mounting bracket, plus I used a piece that came with the shorty D&D muffler. This exhaust system will sorta mirror the bare Bub’s system we ordered for Frank’s Mudflap Girl FXR, very similar, although his muffler is considerably different. It will be interesting to report on the differences.
 
 
 
 
 
 
 
 
 

We ordered a rear sprocket spacer and a dished 51-tooth sprocket from Biker’s Choice. It’s always somewhat a roll of the dice and I try to build a selection of spacers to allow me a variety of spacing options. With the JIMS ½-inch offset 23-tooth sprocket and the centered wheel, the transmission lined up perfectly with my brand new O-ring chain. It had never been removed from the crumbled box after a trip or two to Bonneville. I pulled it free from its container and the bastard was covered in rust.

Chad from JIMS sent me a photo of the mainshaft seal-installing tool. I also ordered the seal spacer, but had an installation question.

“Tech says bevel side faces into trans,” said Chad. “I have attached an image of the
needed tool, #786.” I dug through my special tool bins and found something from JIMS that would handle the trick.


In the meantime, our sheet metal returned from Jim Murrillo, who sealed the tanks with Caswell and gave the exterior a protective primer coat. It was a rush to slip the two gas tanks into place but we ran into a problem with my oil tank. I almost had to take the engine and the trans out of the bike to return it to its rubber mounts. Ah, but we succeeded.

Now all the major elements are in place, but the Sturgis Run is moments away. We plan to load my Sturgis Shovelhead onto our trailer, with the 120-inch Panhead, the Salt Shaker for Mr. Wheeler to ride. We will snap the trailer to the Bikernet hearse and cut a dusty trail in a couple of days. While I’m in the Badlands I’ll be thinking of Mudflap Girls and getting back to the builds. I’m sure I’ll return with more ideas, and next year will be the year of riding FXRs to the Badlands.

Hang on for the next installment as we mount up the Trock-modified CV carb on my ride, and the Mikuni 42 mm on my son’s bike. We have wiring harnesses from Wire Plus, and I have a rare intake manifold from H.E.S. and Branch, that was ported by John O’Keefe. We’ll be rolling close to final assembly as I install my BDL belt drive system and Frank’s mid controls. Goddamnit, I can’t wait.

Sources:

Spitfire

Biker’s Choice

JIMS Machine

MetalSport

BDL/GMA

Wire Plus

Branch O’Keefe

Bennett’s Performance

 

Custom Cycle Engineering

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Road King 4/26/04

H-D

markus full right
There’s two shots of the stripped King by Markus. The remaining amatuer shots were taken of the loaded King after a 650 mile weekend run to Laughlin and back to the west coast.

Over the last year we’ve tore into this classic 2003, 100th anniversary Road King. I figured I wanted a touring bike for the long haul. The notion was designed around maintaining the 100th theme, adding to the blackness and durability. I wanted a tough black bastard to ride, not detail or polish for shows. A bike for years to come. What could be better?

rear shot
We used 90 percent H-D parts including a modified taillight bracket, Screamin’ Eagle turnsignals and narrow light bracket. Much of it was powder coated by Custom Powdercoating in Dallas

We kicked it off with light styling and safety accessories like a blacked-out dash, lowered shocks, rewired turnsignals, touring components and detachable back rests.

backrest
Here’s the lowered backrest which was black powdercoated. More items need to be blacked out.

We worked with a dealer for more involved tech mods and performance enhancements. Our formula was designed around beefing the low-end torque with cams, Screaming Eagle heads, air cleaner and two into one pipes. I ran it directly from the lift to a dyno, for a comparison test, which resulted in 68 horses, an 8-horse increase and 76 pounds of torque, a 6-pound increase.

With 16-inch apes from Custom Chrome and new cams it was a different beast as I rolled the King out of the service area and peeled down the street.

screamin eagle
Here’s a shot of one of the Screamin’ Eagle ported heads. I went with the silver heads for the old Shovelhead or Pan look.

cpc banner

My old school notions leaned toward blacking out the king. If the frame had been another base color we might have followed it, but unity was the slogan behind design changes. I worked with Custom Powder Coating in Dallas as we stripped the touring model, inventoried the elements and sent them to the masters of powder (214)638-6416.

air cleaner cover
The Screamin’ Eagle two-into-one pipes and air cleaner were Jet Hot coated by Engineered Applications in Vernon, California, (323) 585-2894.

I rode over to Henry Figueroa’s Auto Restorations, a steel corrugated building on the wrong side of town. We removed the license plate holder and rear plastic fender tip. The filling and paint came from Henry (310) 218-9097. Henry filled the holes in the bottom of the fender and prepare it for George, The Wild Brush, to perform classic pinstriping magic (310) 488-5488.

front fender pinstripe
Here’s an example of the Wild Brush pin striping on a super clean H-D Street Stalker fender.

I wanted to flame the bastard but paid homage to the 100th anniversary of H-D, reluctantly. We compromised and snatched the gold and silver (or gray) from the edge of the 100th tank band and expanded it to other elements of the King.

horn
Stock horn cover, black powdered and touched by the magic Wild Brush.

We installed a factory oil cooler and tested it on the road to Barstow, California. Every goddamn element was covered in techs right here on Bikernet. Keeping the oil at a resonable temperature is critical to long rang reliability.

air cooler
Returning from Laughlin we checked the oil temperature after 300 miles and it read a comfortable 226 degrees. This is the tightest H-D twin cam cooler yet.

Since I might ride the King to Sturgis this year and pack a Bikernet babe, we installed a detachable back rest for long distance runs.

bug splatter windshield
The windshield was trimmed for the Custom Chrome 16-inch apes and splattered with bugs on the return trip from Laughlin.

The King was enhanced and prepped for the open road, or it’s capable of being stripped down for around town. What could be better?

right angle
The King loaded down for the road to Laughlin.

“It could be flamed and raked,” Renegade shouted from behind his rigid, kicker-only, magneto charged Shovelhead.

That’s all folks, chart to follow

markus full left

PARTS

H-D Lowered shocks — For coolness without disturbing the ride.
H-D Shock pump tool — For ease of modifying and checking ride ability for singleor double-up runs.
H-D Taillight/brake light mod — To turn the turn signal lights into brakelights for added stopping visibility.

oil gauge
This puppy is golden. With a touch it shows the oil temp. Can’t beat it for monitoring the condition of the engine’s blood.

H-D Digital dipstick — For ease of observing oil temps.
H-D Docking kit — For backrest and fender rack capabilities.
H-D 100th Anniversary Cobra style seat — For coolness.
H-D Blacked out dash panel — For coolness and lack of sun glare on the openroad–get it?

small pouch
Since I didn’t go for the tour rack or dresser box I needed help.

H-D Crash bar bags — For additional touring space.
H-D Mobil windshield — For low or high touring.
H-D Windshield bag — For windshield storage
Screamin’ Eagle Teardrop air cleaner cover–Style.
Screamin’ Eagle Heads–Enhanced flow and increased compression.
Screamin’ Eagle Air Cleaner Kit–Improve air velocity
Screamin’ Eagle Two Into One Touring Exhaust–Matching exhaust with heads.
H-D Speedo/Tach–More tuning information for the rider.
Screamin’ Eagle EFI turner kit–Tuning software.
H-D SE-203 cam set–Specific low end/mid range performance enhancement.
Goodrich Hydraulic lines and fittings–Extended lines for highbars.
Barnett’s Tool– Extended throttle and clutch cables.
Custom Chrome 16-inch High Bars–Changing the nature of the beast.

front tire
I still want to have these wheels machined and completely black powdered for a solid black look.

H-D black mag wheels and floating rotors with black centers–Adding to the blacked out look.
H-D fender brackets–Allowed the solid black Street Stalker fender to be bolted to the touring front end.
Screamin’ Eagle teardrop turnsignals and the narrower light bar–All style
H-D fender, license plate mount–Moved the bracket out of the way.
H-D New oil cooler for 1999 and later touring models–essential to cool the King.
H-D custom billet tab for the rear of the stock seat–We needed an extra one.
H-D Front and rear detachable docking hardware kits–Allows for detachable touring accessories to be mounted
H-D Lower backrest/sissybar–Designed to pleasure the ladies.

HD bolts
When ya can’t go black, there’s only one place to go, but chrome details.

H-DClassic hexbolt covers and stainless Allen caps to begin an engine detailing process.
H-DClassic Chrome Axle caps–Factory styling additions that prevent chrome shop runs.

bandit n cop
It runs well. I’ve got proof. A ticket for 92 in a 55.

Custom Chrome Banner

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