Yamaha 63D-85540-04 CDI Unit Assembly Replacement DCI 117-63D-04 Replaces Yamaha part: 63D-85540-00, 63D-85540-01, 63D-85540-02, 63D-85540-03, 63D-85540-04 Suits Yamaha engines: 40VETO 40VMHD 40VWHTO (1995+), 50HET 50HETO 50HMHD 50HMHO 50HWHTO (1995+)...