El Cuervo
15+ Year Contributor
- 576
- 25
- Nov 7, 2004
-
Omaha,
Nebraska
Hi there guys. I have a question. Whats the diameter of the exhaust ports on a 6 bolt head? I would like to fabricate an exhaust header and would like to know the diameter for the exhaust runners. How big of a diameter to go.
thanks.
thanks.