1974 Challenger 4 speed cross member

OK. So someone told me that my automatic cross member also will work on my 4 speed trans. Is this correct? I just purchaced a complete (no cross member) 4 speed set up for my 1974 Challenger 440ci. The car was a 318 auto. Will the original small block auto trans cross member worK on my 4 speed.
Author: Topmill