Hate to do it

I'd watch Craigslist, don't be in a hurry and you can
piece one together for less than $500.00.
This is just on Dayton, Ohio.

1973 Barracuda Cuda 8 3/4 rear end
Mopar A- body frame connectors

Columbus, Ohio

Mopar A- body frame connectors
Dodge, Plymouth & Mopar parts

Closer to you.

Mopar b body rear end