S&S Cycle 91-9024 80" 3-1/2" Bore Cylinder and Standard Compression Piston Kit for 1979-'84 80" HD® Big Twins - Gloss Black Finish Magnet Arlen Ness 530-029

Arlen Ness 530-029

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S&S Cycle 91-9024 80" 3-1/2" Bore Cylinder and Standard Compression Piston Kit for 1979-'84 80" HD® Big Twins - Gloss Black Finish Magnet Arlen Ness 530-029S&S Cycle 91 9024 This kit is 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. Kit includes S&S 3 1 2" bore high tensile cast iron cylinders, 3 1 2" bore forged standard compression pistons for 80" (4 1 4" stroke) engines with rings and wristpins, head gaskets, S&S stainless steel head bolts with washers, base nuts, base gaskets.