This Rivera-Primo belt system is designed to be run inside stock primary covers on early 4-speeds and Shovelheads. It's actually a very easy install, and we will bring you the Rivera clutch upgrade next month.
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This Rivera-Primo belt system is designed to be run inside stock primary covers on early 4-speeds and Shovelheads. It's actually a very easy install, and we will bring you the Rivera clutch upgrade next month.