Shop by Brand Yamaha OutboardCam Shift ; Cap ; Cap Lower Casing ; Casing, Lower Back Lower Unit Assembly 66T-45300-02-4D Viewer:103 OEM No.: 66T-45300-02-4D For Yamaha outboard 40 HP You May Also Be Interested In Lower Casing Cup 6CE-45361-10-00 Lower casing 6H1-45301-03-4D Gear Assembly, Starting 6N7-81807-00-00 Oil Seal, SD-Type 93102-35M13-00