Originally Posted By madscientist
Originally Posted By gregsdart
Just thinking, how would step 1 3/4 to 1 7/8 work? I know 1 5/8 to 1 3/4 work very well on a 500 hp 408 build.



I've never seen a step header make more power than a straight header if the straight header was correct.

Take a look at the prostock and nascar guys anytime you want,they do and pay anything to make that last fraction of a hp.