Products PWC- Yamaha500 CC Back Gasket - Silencer 6K8-14755-00 Item number: 6K8-14755-00 Fit on models: 1990 Yamaha WAVE RUNNER - WR500D EXHAUST 1 You May Also Be Interested In Complete Gasket Kit 6K8-W0001-00 Gasket - Exhaust Cover 6K8-41114-00 Water Pocket Cover Kit 42724A3 Cylinder Liner FL1255