Well no luck on repairing the teeth, or finding a new part. I was able to lock the cone pully to the spindal shaft. Just reduces the options of spindal speeds, we can deal with that. Now we are waiting for the heat wave to pass.
I did get some parts in,

pinion bearing covers. I did not think that the abs plastic would hold up to well, and there was an alignment problem. So I redesigned the covers and had them made by the students in the class. One cover was rejected as incorrect.
After deburring and fitting to the covers I drilled the mounting holes. IT went togather pretty nice.

One step closer