360 in a 66 Barracuda. Manifold question.

There was also an article written by MoPar Muscle Magizine describing 360 manifold performance on a mild 360 Crate Motor which might help you decide on a path.

http://www.moparmusclemagazine.com/techarticles/155_0307_mopar_crate_engine_exhaust/index.html