Slant 6 Aluminum Performance Head

my68barracuda said

And remember, if the slant head is completely redesigned to be a cross flow, you will also need to design and manufacture new intake and exhaust manifolds as what is on market today would not bolt up. So that is another slug of $ on top of the slug of $ for the new head.

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Exactly. I wonder though.......if it would be possible to design a cross flow head and use the stock manifolds? It's not like the HAVE to be mated to each other, OR on the same side. ......regardless, either manifold would be a TIGHT or impossible fit on the passenger's side. I don't believe it could be done.