Big Chief Exhaust Manifold

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02-01-2014 | 01:33 PM

aex

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From: RI Narragansett Bay

Big Chief Exhaust Manifold

Does anyone make a cast exhaust manifold for Big Chief heads?

02-01-2014 | 02:54 PM

Black Baja

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From: bel air, md

Big chief uses bbc exhaust pattern. Only difference is its higher for obvious reasons...

02-01-2014 | 08:02 PM

GPM

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From: Pa

The bolt pattern is the same but the ports are a bit bigger, round 2.13 inch http://www.offshoreonly.com/classifi...19&f=54519.jpg

Last edited by GPM; 02-01-2014 at 08:26 PM.

02-02-2014 | 12:23 PM

aex

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From: RI Narragansett Bay

Quote:

Originally Posted by GPM

The bolt pattern is the same but the ports are a bit bigger, round 2.13 inch http://www.offshoreonly.com/classifi...19&f=54519.jpg

Exactly, however we had to run spacers to clear valve covers. I want to eliminate the port matching and spacers if possible. Definitely want cast aluminum also.

Last edited by aex; 02-02-2014 at 12:58 PM.

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