Shop by Brand Yamaha OutboardCDI Unit Assembly Back CDI Unit Assembly 66T-85540-00-00/66T-85540-01-00 Viewer:1742 OEM No.: 66T-85540-00-00/66T-85540-01-00 For YAMAHA outboard 40 HP You May Also Be Interested In CDI Unit Assembly 6B8-85540-00-00 CDI Unit Assembly 6E0-85540-71-00 Carburetor Repair Kit 6H2-W0093-10-00 Gearcase 1600-880686T14/880686T14