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-   Evo Engine / Turbo / Drivetrain (https://www.evolutionm.net/forums/evo-engine-turbo-drivetrain-22/)
-   -   can't boost over 28psi help help (https://www.evolutionm.net/forums/evo-engine-turbo-drivetrain/365211-cant-boost-over-28psi-help-help.html)

speedy evo Aug 22, 2008 07:52 AM

can't boost over 28psi help help
 
i have a t67 25g turbo kit on my car and it just wont boost over 28psi does anyone know why and i am using buschurracing mbc it just wont go over that.

Warrtalon Aug 22, 2008 07:56 AM

We would need far more details than what you've given us.

kim.ry Aug 22, 2008 08:00 AM

stock ecu? BOV setup?
boost leak?
^^just pm warrtalon and get it over with. :)

speedy evo Aug 22, 2008 08:01 AM

i mods are hks 272/272, rebuilt head, 255 fuel pump, aem ems, meth injection, super tech value spring and retainer, mbc and a 3'tbe, 1000cc injector.

wkehn Aug 22, 2008 08:13 AM

Test pipe or high flow cat?

speedy evo Aug 22, 2008 08:16 AM


Originally Posted by wkehn (Post 6036871)
Test pipe or high flow cat?

test pipe.

markymark1082 Aug 22, 2008 08:24 AM

What BOV/DV?

evo8nfs Aug 22, 2008 08:26 AM

..

speedy evo Aug 22, 2008 08:26 AM


Originally Posted by markymark1082 (Post 6036921)
What BOV/DV?

greddy rs bov

evo8nfs Aug 22, 2008 08:28 AM

sounds like you need a bigger boost selenoid

rgeier11 Aug 22, 2008 08:37 AM

You will most likely need to swap out the spring in your wastegate for a higher pressure one. Do you know which color is currently in your setup?

speedy evo Aug 22, 2008 08:43 AM


Originally Posted by rgeier11 (Post 6036974)
You will most likely need to swap out the spring in your wastegate for a higher pressure one. Do you know which color is currently in your setup?

i did change that too the color is red it was blue b4

EVO8_PR Aug 22, 2008 10:52 AM

I had to upgrade to dual springs in my Tial 44mm to get past 28psi;)

speedy evo Aug 22, 2008 10:59 AM


Originally Posted by EVO8_PR (Post 6037507)
I had to upgrade to dual springs in my Tial 44mm to get past 28psi;)

i did upgrade that already.

DBallz Aug 22, 2008 11:44 AM

Well its sounds like it's possible your BOV or your MBC.


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