124 HOT SET UP ENGINE PERFORMANCE KIT BLACK, POWDER COATED

For non-balanced Twin Cam modelsConverts a stock engine to 124'' using the stock crankcasesInclude S&S Super Stock® 91 cc cylinder heads , 4.125” bore cylinders, forged big bore flattop pistons, S&S 4.625” stroke flywheel assembly, S&S 640 gear drive Easy Start cams, S&S premium tappets, S&S adjustable pushrods, roller rocker arms, and all hardware, gaskets and instructionsMade in the USAEFI system must be recalibrated.Fuel or ignition system not included.All clearances and assembly specifications will need to be checked.Although the engine is 0.960'' taller than stock, there are no frame clearance problems, and a stock EFI throttle body will fit because the manifold mounting surfaces of the heads have been specially machined to fit a stock length manifold.

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