Google Transaxle engineering in Chatsworth CA.  Jeff will know of folks who
have that sort of stuff.  He builds racing transaxles that have been very
successful in off-road racing.  (Baja 1000 etc)  If you tell him Al
recommended him, he may laugh, hang up, or just welcome you to his ever
growing group of satisfied customers.

Jeff Field's the name.  Winning is the game.