- Intended to replace the cylinders and pistons of a 80" Shovelhead engine and maintain the stock compression ratio of 8:1
- Compatible with stock or S&S cylinder heads
- Includes S&S 3.5" bore high tensile cast iron cylinders, 3.5" bore forged standard compression pistons for 80" (4.25" stroke) engines with rings and wristpins, head gaskets, S&S stainless steel bolts with washers, base nuts and base gaskets
- Made in the U.S.A.
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