Pro comp/speedmaster tried to make a copy of the Dambest billet body and failed miserably.
Those Dambest carbs rarely come up for sale used. I have tried to buy a few with no luck.
I believe the booster is in a different location in the Venturi than a Holley has.
372 Cleveland, 4 speed, 9" T.50 Trac Lock axle, Toploader, Global west suspension, Big Lincoln Trans Am Brakes front, Eldorado caliper/ MK VII disk rear.