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.
NOTES:Pistons in this kit are not intended to be used on 74" engines. Very low compression and poor performance will result.
Instructions Link (Click Here)
Manufacturer: S&S Cycle
Part #: 91-9024
S&S 3 1/2” Bore Cylinder Kit for 1966 91-9024
- Brand: S&S Cycle
- Product Code: 91-9024
- Availability: Special Order
-
$1,999.95
Tags: S&S Cycle, Harley Davidson, Classic Pre-1984, Engine, Cylinder