S&S Cycle 32-2145 Flywheel Assembly for EFI Evolution Motors

Made of high-strength forged steel and designed for stock and high-performance custom applications. Special keyed 6deg. large diameter tapered sprocket shaft that provides more contact area for increased strength. Machined with timing notches compatible with factory crank position sensor. Standard S&S tapered crankpin and pinion shaft are used for ease-of-service. 8 1/2in. diameter with 4 1/4in. stroke. Kit comes fully assembled, trued and balanced to stock H-D 80 pistons. Includes flywheel, crankpin and connecting rods. Made in the USA. NOTE: Will require pinion shaft conversion kit PART #33-4148.