Steve, some of the exhaust manifolds will flow more gases than others. Also, the intake from a 57 and up will mount a different carb than the 55/56, so you want a intake with a 'B' , not an'A'. Have a look on the Fordbarn and/or Yblocks forever websites for more info.
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If brains were wire, some couldn't short circuit a firefly.
Apparently there is a guy here in the Windsor area with a lot of Y-block parts .....was talking to a 57 T-Bird owner about the guy , recently ......I'll see what I can did up .
