Sidewinder Big Bore Stroker Kit

Features

• Contains nearly everything needed to take a stock 74" or 80" H-D. Shovelhead engine up to 93" or 96" displacement
• Includes 3.625" bore high tensile, cast iron sidewinder cylinders and forged pistons with wrist pin and rings, a 4.5" or 4.625" 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
• Made in the U.S.A.

Specifications

• Manufacturer part number: 91-9130

Note: WARNING: This product can expose you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Please confirm your exact model and year in the fitment chart before ordering.