Vehicle Fitment Information
Pistons & Top End
S&S Cycle 131" Stroker Cylinder and Piston Kits
Bolt-on kit, works with the stock crankcases. 4 1/4" bore cylinders with a new 11:1 forged piston design. When paired with an S&S 4.625" stroker flywheel (sold separately), engine will be a true 131 cubic inches. Retains stock engine height. Kits include 0.045" MLS head gaskets, and 131" cam cover badge. Made in the U.S.A.
Find Your Vehicle
Search by year, make, or model to see which options fit your ride:
Available Options:
