Product Jet SkiPiston Back 12110-98E51 Piston-STD For Tiger Shark 640 Item Number: 12110-98E51 Description: Piston-STD You May Also Be Interested In 12110-91B03 Piston-0.75 For Tiger Shark 900 290-886-270 Piston-0.25 For Seadoo 580/587 4TV-12119-00-00 Valve Stem Seal For Yamaha 25700370 Camshaft Cover Gasket O-Rings For Harley Davidson