Shop by Brand Yamaha OutboardGasket/Gasket Kit Back Gasket, Upper Casing 66T-45114-A0 Viewer:840 OEM No.: 66T-45114-A0 For YAMAHA outboard 40 HP You May Also Be Interested In Gasket, Exhaust Manifold 69J-41134-A0-00 Gasket, Body 677-24435-01-00 Bolt 90119-08M14-00 Crankshaft Comp under 12240-91L30-000