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Old 02-12-2021, 07:42 AM   #17
Bob F
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Join Date: Sep 2007
Location: Bucks Co Pa
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Default Re: Typical header dimensions

Quote:
Originally Posted by B Parker View Post
I run a 402 BBC in stock. I use a 1 7/8 to 2 inch primary. I'm sure you are not that far off with a 2 inch Hooker. Most of the guys that run BBC high HP cars in stock use a 2 to 2 1/8. I would be surprised if you could pick up a tenth with a header change. For the kind of money you would spend on a good set of headers you could find more ET with something else. BP
What class do you run BParker?
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