S&S CYCLE Hot Set-Up Kit - Black GR DRV CAMS/NOT QUICKI PR 900-0569

The S&S Hot Setup kit for Twin Cams allows a Twin Cam owner to convert a stock engine to 124" using the stock crankcases Includes S&S 4-1/8" bore pistons, big bore cylinders finished in wrinkle black powder coat, a dynamically balanced 4-5/8" stroke three piece flywheel assembly complete with S&S heavy duty connecting rods and integral mainshafts, S&S 640 gear drive Easy Start camshafts, S&S chromoly steel adjustable pushrods, S&S premium tappets, and S&S Super Stock 91cc cylinder heads When installed the kit yields a 124" engine with a compression ratio of 11:1 Fuel system is not included Available in black powder-coat finish 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.