CDI Box High Power for Yamaha YFM 660 R High Performance CDI for Yamaha YFM 660 R.
The extensive dyno and track testing shows this redesign CDI unit offer much faster ignitions.
Increases RPM from 9,000 to 10,000 RPM
Yamaha YFM R 660 2001
Bracket center to center: 125 mm
Width: 95 mm
Thickness: 26 mm