turbo manifold.......tubing size?
#1
im building a log manifold for a front mount. Most use 2.5'' crossover and for the manifold, but should i use 1 5/8 or 1 3/4 for the primaries?
Thread
Thread Starter
Forum
Replies
Last Post
Stainless Works
GM Engine & Exhaust Performance
13
Nov 5, 2015 03:31 PM
BlackGMC
GM Parts Classifieds
12
Aug 17, 2015 07:07 PM
FlowmasterMufflers
Sponsor's Announcements, Sales, and Specials
0
Jul 30, 2015 05:03 PM



Go for whatever has a thicker wall. If they're both the same, then get whatevers cheaper. The primaries are so short on a log setup, that the difference in volume would be neglegible.

