It locks the adjustable front prop shaft
bushing after setting the end play.
You can see the other end sticking down
looking at the front of the gear case.
A "Boathouse Repair" is one that done without having tools or the skills to do it properly.
Wheele bearing grease is not what "Grease" means when referring
to these early outboards.
If your talking about using Corn Head grease that’s a good choice.
A "Boathouse Repair" is one that done without having tools or the skills to do it properly.