Yamaha - Key, woodruff - 90280-04002-00 Mercury-75HP-EFI-2009 and confirm through your serial

and confirm through your serial number

F115WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer

CLEAR COAT SAFE: Safe and effective on all glossy paints and clear coats

and gives you real value over time

90387-12869-00 - COLLAR

Yamaha - Key, woodruff - 90280-04002-00 Mercury-75HP-EFI-2009 and confirm through your serialYamaha Woodruff Key Flywheel & Shaft Alignment 90280 04002 00 Overview This woodruff key is one of those pieces that quietly keeps everything in sync inside your engine. It holds components in the exact position they need to be so timing stays consistent every time you fire up. Ive seen engines act completely off just because this small part was worn or slightly out of place. Its not complicated, but its absolutely essential if you want things running