Category Pwc/YamahaYamaha - PWC Gasket & Oil Seals Back Gasket - Upper Casing 6K8-45113-00 Personal Watercraft Parts & Accessories Viewer:747 Item No: 6K8-45113-00 Fits: 1989 Yamaha WR500F CRANKSHAFT - PISTON You May Also Be Interested In Gasket - Muffler Damper 66E-14749-00 Oil Seal 93101-36M62 Connecting Rod Kit 12161-04001 Top End Gasket Kit HS-710261