This rare NOS Honda OEM Piston Ring Set is perfect for restoring your vintage 1965 S65 Sport 65 motorcycle. The set is specifically designed for this particular model and is in excellent condition. The rings have never been used and are still in their original packaging, making them a great addition to any Honda collector's collection. The manufacturer part number for this set is 13050-035-000. Don't miss out on the chance to own this piece of motorcycle history.