Vintage Mustang Forum
I need a set of stock, March 1967, exhaust manifolds.
Looking at repro at NPD and I am not clear on which one, they both say they are "Incorrect" for my March 1967 289.
I am not sure what is meant by "open lower" and "closed lower"?
EXHAUST MANIFOLDS REPRO early style with open lower - #9430-5A...