Product Small Engine Back 7HU-11631-00 Piston-STD(7HU-E1631-00) Piston-STD(7HU-E1631-00) For Yamaha You May Also Be Interested In 7HU-11631-00 7HU-11631-00 800 Liner For Seadoo 810505 Top End Gasket Kit For Suzuki