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 290-887-570 Piston-STD For Seadoo 951 13001-3722-04 Piston-1.0 For Kawasaki 750 VG-181 Complete Gasket Kit For Honda 1050 Liner For Polaris