S&S 93" Sidewinder Big Bore High Compression Gloss Black Stroker Kit (91-9130)

S&S 93" 3 5/8" Sidewinder big bore stroker kit is an economical route to a larger displacement engine. This kit contains nearly everying needed to take a stock 74" or 80" Harley shovelhead engine up to 93" displacement. This kit includes S&S 3 5/8" bore high tensile cast iron Sidewinder cylinders and forged pistons with wristpin and rings, a 4.5" stroke dynamically balanced S&S flywheel assembly, complete with S&S heavy duty connecting rods and mainshafts, S&S stainless steel head bolts, base nut, S&S adjustable chromoly steel pushrods, head gaskets, base gaskets, exhaust gaskets, and an S&S heavy duty top motor mount. Compression is 9.1:1

• Sidewinder Big Bore Stroker Kit
• Contains nearly everything needed to take a stock 74" or 80" Harley Shovelhead engine up to 93"
• Includes 3.625" bore high tensile, cast iron sidewinder cylinders and forged pistons with wrist pin and rings, a 4.5", dynamically balanced S&S flywheel assembly complete with S&S heavy duty connecting rods and mainshafts, S&S stainless steel head bolts, base nut, S&S adjustable chromoly steel pushrods, head gaskets, base gaskets, exhaust gaskets, and an S&S heavy-duty top motor mount
• Made in the U.S.A.