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-   -   Boost problem (https://www.rx7club.com/2nd-generation-specific-1986-1992-17/boost-problem-202581/)

Impreza2RX7 07-05-03 02:36 AM

Boost problem
 
I'm not getting ANY boost in 1st gear, and don't hit 5psi until 5K in 3rd. Is this normal for a stock TII?

Impreza2RX7 07-05-03 03:38 AM

Bump. Anyone?

TheBigOne 07-05-03 04:37 AM

If you have no mods, like intake and exaust then yeah thats about right.

1SxyRXy 07-05-03 05:10 AM

no boost what so ever in first or just low boost? maybe your gauge is broken or do u just not feal the power?

Impreza2RX7 07-05-03 12:40 PM

I installed a boost gauge 2 days ago, so I doubt that its broken, and is reading 5psi, but only in 3rd gear at higher rpms.

ERAUMAZDA 07-05-03 12:59 PM

check for leaks bud

Fingers 07-05-03 01:03 PM

Pull your tid off, and check how easily your turbo spins.

Which line did you tap for your boost gauge?

Impreza2RX7 07-05-03 01:04 PM

I tapped into the line that the factory boost sensor is hooked up to, about 6" away from it.

Impreza2RX7 07-05-03 04:37 PM

Well, I just got my AFM adapter and installed my cone filter and a breather on the smog pump, and I'm hitting 5psi in 1st and 2nd, and 6psi in 3rd and 4th. I wonder why a little mod like that helped my boost go up so much?

600HP CLUB 07-05-03 05:37 PM

clogged filter?

YearsOfDecay 07-07-03 09:41 AM

Something was really crapped up....... make sure that you check all your vaccum lines... also.. make sure that the "t" you used to tie into the line is big enough and not restricting the pressure.... Hows that fuel cut feel??? or haven't you dumped the cat yet??

Impreza2RX7 07-07-03 01:16 PM

I'm getting a FCD this week when I order a turboback :)

RX7.0 07-07-03 04:03 PM

Speaking of which, any recommendations on a good turbo back for an 89 FC?


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