E body exhaust into A body

Back in the 80s, I put 70 Dart 340 manifolds and front pipes on a 71 E body. They were close enough for my purpose.
Going from an E to an A for free? It is worth a shot.
Hahaha! I got ya. I rigged all sorts of parts on my early cars back in the day. I thought us Mopar guys had a little moreclass for doing things right. Just sayin'