Product Jet SkiPiston Back 13001-3720 Piston-STD For Kawasaki 900 Item Number: 13001-3720 Description: Piston-STD You May Also Be Interested In 290-887-060 Piston-0.25 For Seadoo 657 13001-3731 Piston-0.25 For Kawasaki Ultra 900 808675 Complete Gasket Kit For Yamaha 350-01005-0 Gasket For Tohatsu