This kit is intended to replace the cylinders and pistons of a 74" shovelhead engine and keep the stock compression ratio of 8:1. Compatible with stock or S&S cylinder heads.
Kit includes S&S 3-7/16" bore high tensile cast iron cylinders, 3-7/16" bore forged standard compression pistons for 74" (3-31/32" stroke) engines with rings and wristpins, head gaskets, S&S stainless steel head bolts with washers, base nuts, base gaskets
Fitment
| Year(s) | Make | Model Code | Model |
|---|---|---|---|
| 1966-1984 | Harley-Davidson | — | Big Twin |
| Year | Make | Model |
|---|---|---|
| 1970 | Harley-Davidson | FLH Electra Glide |
| 1971 | Harley-Davidson | FLH Electra Glide |
| 1971 | Harley-Davidson | FX Super Glide |
| 1972 | Harley-Davidson | FLH Electra Glide |
| 1972 | Harley-Davidson | FX Super Glide |
| 1973 | Harley-Davidson | FLH Electra Glide |
| 1973 | Harley-Davidson | FX Super Glide |
| 1974 | Harley-Davidson | FLH Electra Glide |
| 1974 | Harley-Davidson | FX Super Glide |
| 1975 | Harley-Davidson | FLH Electra Glide |
| 1975 | Harley-Davidson | FX Super Glide |
| 1976 | Harley-Davidson | FLH Electra Glide |
| 1976 | Harley-Davidson | FX Super Glide |
| 1977 | Harley-Davidson | FLH Electra Glide |
| 1977 | Harley-Davidson | FX Super Glide |
| 1978 | Harley-Davidson | FLH Electra Glide |
| 1978 | Harley-Davidson | FX Super Glide |
Fitment details provided by supplier.
