Product Jet SkiPiston Back 290-887-060 Piston-STD For Seadoo 657 Item Number: 290-887-060 Description: Piston-STD You May Also Be Interested In 290-886-270 Piston-0.25 For Seadoo 580/587 13001-3719 Piston-0.75 For Kawasaki 750BP 43570-35 Wheel Seal Small Cork Washer For Harley Davidson 18634-48C Front Tappet Block GasketFor Harley Davidson