SBC header tube diameter
View Single Post
04-01-2013, 10:28 PM
Join Date: Jun 2012
Thanked 1,096 Times in 1,029 Posts
vinniekq2's Photo Album
I use 3 inch mandrel bent exhaust with an X pipe,2 1/4 is a joke.
My primaries start at 1 7/8 and step to 2 inch with 3 inch long collectors,my engine is N.A.
You should make more power than me so you need bigger
View Public Profile
Find all posts by vinniekq2