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 Outer 6K8-41124-A1 Gasket - Silencer 6K8-14755-00 Gasket - Valve Seat 61X-13621-A0 / 61X-13621-A1 Clip 18-20233 / 20233