Shop by Brand Yamaha OutboardGasket/Gasket Kit Back Gasket Kit 6F5-W0001-20 Viewer:670 OEM No.: 6F5-W0001-20 For YAMAHA outboard 40 HP You May Also Be Interested In Gasket, Cylinder Head 66T-11181-00/66T-11181-A0-00 Gasket, Manifold 648-13645-00-00/648-13645-A0-00 Piston Kit 12110-94350-000 STD Piston Kit 679-11636-00 0.50