S&S CYCLE Piston Kit 92-1212

These forged 3-7/8" bore stroker pistons for 1999-'16 HD® Big Twin are required for the S&S 106" stock bore stroker kit with 4-1/2" stroke flywheels They are compatible with stock or S&S® Super Stock® cylinder heads Stock 88" cylinders may be bored to fit these pistons Standard bore