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 Gasket - Exhaust Cover 6K8-41114-00 Gasket - Muffler Damper 6K8-14749-00 Exhaust Gasket 09-718186 / 718186 / 3085174 Piston Kit 09-781-03