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S&S 4-5/8" Stroke Flywheel For S&S Twin Cam

Replacement for 120R and 120ST engines.

Features:

  • 4 5/8" stroke
  • Sprocket shaft bearing race not installed
  • 7.575" connecting rods
  • .003" max pinion shaft runout
  • Made in the USA
Made in the USA
Product Style RevZilla Item # Store Sku MFR. Product # Availability
Product Style S&S Cycle 4-5/8" Stroke Flywheel For S&S Cycle Twin Cam 120" Engine RevZilla Item #1182199 Store Sku MFR. Product #320-0523 AvailabilityIn Stock: Ships next business day
Fitment Notes & Exceptions
This is a universal fit part; it may or may not fit without modification.
Product Description
Part Numbers
Fitment
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