Product PWC / Jet SkiPiston kit Back 290-887-300 Piston-STD For Seadoo 787 Item Number: 290-887-300 Description: Piston-STD You May Also Be Interested In 12110-91B61 Piston-0.5 For Tiger Shark 1000 64X-11636-00 Piston Kit 0.50 For Yamaha 496865 / 794218 Gasket Kit For Briggs & Stratton VG-6122M Top Set Gasket Kit For Yamaha