S&S forged piston set 3-7/16 bore is standard size. Set includes rings wrist pins and retainers. Machined to fit 4-3/4 or 4-5/8 stroker flywheels. **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.
FITMENT
ACCESSORY ITEMS
REPLACEMENT PARTS