ROSS PISTON Q&A
Check Them Out. Setting Ring Gaps:One of the most frequently asked question we get is: How do you install rings properly? So here goes. Top Rings : Molybdenum faced, barrel lapped, ductile spheroidal graphite iron. Phosphate coated, or gas nitrite steel barrel faced. Second Rings :Grey cast iron, reverse torsional twist, taper faced, zinc phosphate […]