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06-30-2005 05:40 PM #3
i like to see 1 3/4 headers on a400 hp small block but the1 1/2 will work it really matters what RPM you be at most of the time. i make headers and i use 1 3/4 most of the time on small blocks
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i like to see 1 3/4 headers on a400 hp small block but the1 1/2 will work it really matters what RPM you be at most of the time. i make headers and i use 1 3/4 most of the time on small blocks![]()
I believe this was somewhere around 2015, Rick, Rosie and Johnboy
John Norton aka johnboy