HARLEY Standard Size 80 inch Overhead Valve Piston Set Fits 1978-1984 FL, 1978-1984 FX, 1979-198

Piston set is standard size 3-1/2 inch diameter with a compression ratio of 7:1. Set includes Hasting's three piece ring sets two wrist pins and four circlips. **Note: Run engine at moderate speeds for at least 500 miles avoiding excessive running in lower gears in order to properly break-in new pistons and rings. FITS HARLEY: 1978-1984 FL, 1978-1984 FX, 1979-1983 FLT, 1982-1983 FXR,