Shop by Brand Yamaha OutboardGasket/Gasket Kit Back Gasket, Upper Casing 66T-45114-A0 Viewer:861 OEM No.: 66T-45114-A0 For YAMAHA outboard 40 HP You May Also Be Interested In Gasket 6L2-14198-00-00 Gasket, Upper Casing 6G5-45113-A0-00/6G5-45113-A1-00 Reed Valve Assembly 362-02100-1 Nut, Castle 90171-18M04-00