Originally Posted by windmill
The "teeth" have nothing to do with the function of the clutch, they serve to aline the drive cog on the pto. For the OP's application, it would probably work best to remove them and weld a universal yoke in their place.
I found an exploded view... Not as fancy as I was thinking...
A feeling of having made the same mistake before: Deja Foobar.
"Think about how stupid the average person is. Now, realise that half of them are dumber than that." - George Carlin