OEM Genuine Yamaha Outboard 40 50 HP CDI Unit Assembly 63D-85540-04-00 Toomey This is the cover that

This is the cover that goes over the sprocket / stator / flywheel / engine motor side

2004-2013 Raptor 250 / 350

Bear Tracker - 2002-2003

or YFZ450r

OEM Genuine Yamaha Outboard 40 50 HP CDI Unit Assembly 63D-85540-04-00 Toomey This is the cover thatThis OEM Genuine Yamaha Outboard CDI Unit Assembly is a must have for any boat lover. Designed specifically for Yamaha 40 and 50 HP outboard motors, this unit is reliable and easy to install. With OE and OEM part numbers of 63D 85540 04 and 63D855400400, this CDI unit is made by Yamaha themselves to ensure the highest quality. Whether you're replacing an old CDI unit or upgrading your boat's electrical system, this Yamaha Outboard CDI Unit Assembly is