Product Jet SkiPiston Back 290-886-270 Piston-0.75 For Seadoo 580/587 Item Number: 290-886-270 Description: Piston-0.75 You May Also Be Interested In 6M6-11631-00 Piston Kit STD For Yamaha 13001-3731 Piston-STD For Kawasaki Ultra 900 34955-04K Primary Gasket Kit For Harley Davidson P400210600124 Top End Gasket Kit For Honda