Piston - 39mm - GY6 50cc Engine

Piston - 39mm - GY6 50cc Engine — 39mm Piston for GY6 50cc Scooters This 39mm piston is the replacement part for many 4-stroke Chinese scooters. Piston description: Piston Height: 33mm (1.29 in) Piston Diameter: 39mm (1.51 in) ID of hole for pin: 13mm (0.509 in) Pin not included Compatible with GY6 50cc 4-stroke Short or long case engines 50/023 Shipping details: Do you need your piston fast? If you order before 3:00 pm CST, Monday thru Friday, your order goes out the same day. Buy now! Ships from Miami, FL.