Product Jet SkiPiston Back 290-887-060 Piston-1.0 For Seadoo 657 Item Number: 290-887-060 Description: Piston-1.0 You May Also Be Interested In 13001-3722 Piston-STD For Kawasaki 750 13001-3731 Piston-1.0 For Kawasaki Ultra 900 808440 Complete Gasket Kit For Kawasaki 290-886-270 Piston-1.0 For Seadoo 580/587