- Stock Bore Stroker Flywheel Kit 84″
- Upgrades 74″ and 80″ Shovelhead engines to 84″ displacement at approximately 8.4:1 or 7.3:1 compression (depending on pistons used)
- Includes a dynamically balanced 4-1/2″ stroke flywheel assembly complete with S&S heavy-duty connecting rods and mainshafts
- Reuse the stock cylinders, saving cost and retaining stock appearance of the engine
- Minor crankcase and cylinder modifications are required that can easily be done with hand tools
- Kit requires special pistons which must be ordered separately (Contact S&S for required pistons)
Fitment Disclosure
This quick reference fitment information is provided to direct you to our catalog information and the manufacturer’s information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.
General Safety Warning
Failure to follow manufacturer’s recommendations and requirements can cause product failure resulting in serious injury or death. While effort has been taken in collecting accurate fitment information, LeMans Corporation accepts no liability for loss or damage resulting from errors or omissions. If you believe any of the information provided is erroneous, please email orders@motoperformancegarage.com.

There are no reviews yet.