I thought I found the answer….but no

HemiSSDart said
Powermaster has a one wire alternator that looks like a Mopar alternator, there is NEVER and reason to have a GM part on a Mopar... CHRYSLER Powermaster 75091 Powermaster Retro Alternators | Summit Racing

That's pretty slick. I may have to look into going that route so I can retain all my current brackets and pulley setup.