Thread: Tiptop exhaust, b'ham, AVOID
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Old May 13, 2015 | 08:30 PM
  #27  
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Sonic Boom
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Originally Posted by R4N SS
Bloody hell Rich that is huuuuuge
That's what all the ladies say

Originally Posted by JK99
Was there much of a benefit to having it built in that way? I only ask it looks like it starts at 3.5" at the turbo end then opens up then gets smaller again?
Turbo end is 3" then opens up to 4" then back down to 3.5" for the remainder of the system.
It's done to aid spool, having a large down pipe give you a better flow of gases especially when you pumping 2.8 bar out of the turbo

Here's abit of a thread about it:
https://passionford.com/forum/ford-s...st-system.html

Rich
Last edited by Sonic Boom; May 13, 2015 at 08:34 PM.
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