Dave Hinz wrote:
I'd run it as is. ...

Can't do that - it's bound up with rust. Minimum of breaking it down,
cleaning off REALLY heavy grease, removing rust, & reassembly. That's
the time I didn't want to waste if it was a lost cause.

When it blows, I don't think it'll be from pits on the gears.

That seems to be the consensus, so I'm gonna do it.

Thanks,
Bob