Member PWC / Jet SkiPiston kit 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 12110-98E51 Piston-STD For Tiger Shark 640 12110-91B03 Piston-0.75 For Tiger Shark 900 810213 Top End Gasket Kit For Honda 09-718-01-F Piston Kit (0.25) For Polaris