Shop by Brand Yamaha OutboardCam Shift ; Cap ; Cap Lower Casing ; Casing, Lower Back Casing, Lower 66T-45311-01-4D Viewer:1318 OEM No.: 66T-45311-01-4D For YAMAHA outboard 40 HP E40MHX, E40X, 40X You May Also Be Interested In Lower casing 6H1-45301-03-4D Casing, Lower 6J9-45301-07-8D Oil Seal 09283-10003-000 Housing, Water Pump 688-44341-00-94/688-44341-01-94