Shop by Brand Yamaha OutboardGasket/Gasket Kit Back Gasket, Upper Casing 66T-45114-A0 Viewer:865 OEM No.: 66T-45114-A0 For YAMAHA outboard 40 HP You May Also Be Interested In Gasket, Manifold 6E5-41135-00-00/6E5-41135-A0-00 Power Head Gasket Kit 662-W0001-11 Bearing 09263-15019-000 Guide Plate, Water Pump 3C8-65025-0/3C8650250M