J jimbob Active Member Jul 12, 2013 #1 Does anyone know the size of the propeller nut on a Yamaha 9.9?
Sharphooks Well-Known Member Jul 12, 2013 #2 Do a search on www.boats.net Plug in the specific year of your engine and look for the schematic associated with your model. The Part name is "Castle nut" good luck
Do a search on www.boats.net Plug in the specific year of your engine and look for the schematic associated with your model. The Part name is "Castle nut" good luck