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J and P Cycles
J&P Cycles, Inc. was founded by John and Jill Parham in 1979. It sells motorcycle components, apparel, and gear for the American V-twin motorcycle rider.
Detail
S&S Cylinder Heads For Harley Big Twin Evo Features Now S&S heads are available to be used with stock-style flat-top pistons Kits are fully assembled, and include stainless steel valves and high-lift springs Intake manifold and gasket kits are sold separately gasket kits contain head gaskets, base gaskets and exhaust pipe gaskets (rocker box gaskets are not included due to the variety of available rocker box styles) Optimized for smaller displacement engines Slight increase in compression (8.8:1 in an 80 motor) Port design increases flow, while maintaining velocity Set up for .585 maximum lift EFI compatible
