Product PWC / Jet SkiPiston Back 290-886-270 Piston-1.0 For Seadoo 580/587 Item Number: 290-886-270 Description: Piston-1.0 You May Also Be Interested In 13001-3719 Piston-0.75 For Kawasaki 750BP 290-886-270 Piston-0.25 For Seadoo 580/587 09-711259 Full Set Gasket W/ Oil Seals For Ski-Doo 36801-87F Transmission Side Cover Gasket For Harley Davidson