exhaust manifolds
09-15-2002, 11:31 AM
#2
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not sure about the 454 but on my small block the gils are 1 " narrower at the bottom than the stainless marines i just fit ....but the gils taper out at the riser flange 1/2 " more than the Stainless marine
09-15-2002, 12:26 PM
#3
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exhaust manifolds
i have gils on 454s. i am trying to get as much space as possible between the two inner exhaust manifolds. as they are they only had about a 1/4 inch them. i would like to run tall decks but cant if i cant get any more room between the manifolds.the boat is a 79 chris craft excaliber 32ft the hull is pretty narrow to begin with
09-15-2002, 12:42 PM
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IMCO Narrower?
Dear Excaliber,
I have worked with both the GIL and IMCO exhaust manifolds (quite a few as a matter of fact) and although I have never measured the width I am sure that the IMCO's are much narrower. Call Fred at IMCO and ask him to measure them for you.
Sincerely
Dennis Moore
Merc Master Tech
I have worked with both the GIL and IMCO exhaust manifolds (quite a few as a matter of fact) and although I have never measured the width I am sure that the IMCO's are much narrower. Call Fred at IMCO and ask him to measure them for you.
Sincerely
Dennis Moore
Merc Master Tech
