8 3/4 axle housing

If you cant find one in A body width, I have heard of places that can cut down C body ones and make them into A body ones. Somebody else may be able to chime in on this one
Dr. Diff & Moser for sure, probably others...
Mopar A-Body 8 3/4" Housing & Axle Package (doctordiff.com)
8 3/4 Mopar Stamped Housing & Axle Package - Moser Engineering