S&S Cycle 124" Hot Set Up« Engine Performance Kit 9000568

The S&S Hot Set Up« kit for Twin Cams allows a Twin Cam owner to convert a stock engine to 124" using the stock crankcases Include S&S heads 91cc, 4.125ö bore cylinders and forged 10.8:1 flattop pistons, S&S 4.625ö stroke flywheel assembly, S&S .640ö lift gear drive Easy Start cams, tappets, S&S adjustable pushrods, roller rocker arms, and all hardware, gaskets and instructions Fuel system is not included Made in the U.S.A. This project requires crankcase modifications. It is the responsibility of the person assembling the parts to check all clearances and assembly specifications. KIT HSU 124" 07-17TCA BLK