Shop by Brand Yamaha OutboardGasket/Gasket Kit Back Gasket, Upper Casing 66T-45113-A0 Viewer:1249 OEM No.: 66T-45113-A0 For YAMAHA outboard 40 HP You May Also Be Interested In Gasket 90430-14115-00 Gasket, Exhaust Manifold 64J-41133-10-00 Washer, Plate 90201-25M05-00 Impeller 6E0-44352-00-00