Shop by Brand Yamaha OutboardCDI Unit Assembly Back CDI Unit Assembly 66T-85540-00-00/66T-85540-01-00 Viewer:1740 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 6H2-85540-13-00 Piston Kit 3B2-00004-0/3B2000040M/3B2-00004-1/3B2000041M 0.50 Spacer, Propeller Nut 57633-90J02