Flywheel Assembly – Big Twin
Made of high-strength forged steel and designed for stock and high-performance custom applications, Special keyed 6? large diameter tapered sprocket shaft that provides more contact area for increased strength, Standard S&S tapered crankpin and pinion shaft are used for ease-of-service, 8-1/2″ diameter with 4-1/4″ or 4-5/8″ stroke, Kits come fully assembled, trued and balanced to stock H-D 80″ or 96″ pistons, Include flywheel, crankpin and connecting rods, Made in the U.S.A.