Pontiac - Race The next Level

          
 
 
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Old 10-02-2024, 04:41 PM
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dv657172 dv657172 is offline
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Join Date: Mar 2012
Location: Maryville, TN
Posts: 505
Default Header recommendation?

100% dedicated 65 GTO drag car with 68 Pontiac 400 (461) and 68 #16 heads
Car runs 7.58 in the eigth which should put it just a bit under 12.0 I would think.

Car currently has Hedman straight through headers 1.75" primary tubes into 3" collectors (#35010 I think, on car when purchased) with header extensions

Ran the car on a dyno yesterday and first recommendation was to change to a header with a merge collector.

Any thoughts on this advice and/or recommendations?

Thanks
DV

 


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