HARLEY 74 inch Overhead Valve Forged Piston Set .060 Oversize Fits 1941-1977 FL, 1971-1977 FX,

S&S forged .060 piston set for stroker flywheels. S&S stroker forged .060 piston set is machined to fit both 4-3/4 inch & 4-5/8 inch stroker flywheels. Piston set includes rings wrist pins and retainers. When used with 4-3/4 inch stroke compression will be 8.25:1 with 4-3/4 inch stroke compression will be 9:1. **Note: Remember that an 80 inch 3-1/2 inch standard bore equals 3-7/16 inch +.060 bore size. **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: 1941-1977 FL, 1971-1977 FX,