I probably have a driver I think its a salsbury asymmetrical for 3/4 shaft. I bought a pile of parts awhile back and never looked it over. I might have a extra comet driver also I'll have to go out to my farm and look all i know its all packed in boxes let me know if your interrested in it to. And you are needing a 3/4 asymmetrical right? here is a pic of what i think is a salsbury driver.:blink:
Now looking at the driver its a symmetrical.
Now looking at the driver its a symmetrical.