S&S Cycle 106-5537 S&S Cycle Forged 3-5/8" Bore Piston Set

• Replaces several cast and forged big bore pistons that S&S Cycle previously offered• Applications for this piston include 88″, 93″ and 96″ engines with stock 8-1/2″ diameter flywheels, and 98″ and 103″ engines with 8-1/4″ small diameter flywheels• As with the new stock bore stroker piston, the metallurgy and advanced skirt profiles allow a relatively close piston fit for low engine noise and long engine life• Features forged pistons for superior strength, modern alloys and piston skirt profiles for low noise and long engine life and dome volume 30cc• Includes two pistons with wristpins and keepers, piston rings and instructions• +.020"