S&S Cycle 91-9017 S&S Cycle Stock Bore Cylinder and Stroker Piston Kit

Demon’s Part # 0931-0689 Mfg. Part # 91-9017


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Cylinder and piston kit can be used to build 84in. , 86in. or 88in. stroker engines, or to replace the cylinders and piston in an engine with an existing S&S stock bore stroker kit. Includes 3.4375in. bore high tensile cast iron cylinders, 8.4:1 forged stroker pistons with rings and wristpins, head gaskets, stainless steel head bolts with washers, base nuts and base gaskets. Can be used in engines with 4.5in. or 4.75in. flywheels. Made in the USa.