S&S Flywheel Assembly




  • 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
  • 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.
  • 90-99 applications will require pinion shaft conversion kit PART #33-4148.
  • 8-1/2" diameter with 4-1/4" or 4-5/8" stroke

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