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-   -   Guys I Figured Out My Boost Problem!!!! (https://www.rx7club.com/3rd-generation-specific-1993-2002-16/guys-i-figured-out-my-boost-problem-119293/)

RZRX7TT 09-30-02 03:19 PM

Guys I Figured Out My Boost Problem!!!!
 
I finally figured it out!!!!!!! i am soooooooooo happy haaaaaaaa, its the one way check valve that needs to be replaced!! ok now i need a pic of this one way check valve so i can take it out and replace it, thanks guys, oh by the way do i have to remove the manifold to replace this one way check valve?

Mahjik 09-30-02 03:24 PM

Ok, if you haven't removed it yet, how do you know that it's exactly the problem?

You might be able to get to it without removing the UIM if you know what you are feeling for and if your hands are small enough.

Usually though the vacuum lines on the back side (firewall side) are pretty short, so you will most likely need to pull the UIM to remove it and install the a new one properly.

Dont_Be_A_Rikki 09-30-02 03:27 PM

Re: Guys I Figured Out My Boost Problem!!!!
 

Originally posted by RZRX7TT
I finally figured it out!!!!!!! i am soooooooooo happy haaaaaaaa, its the one way check valve that needs to be replaced!! ok now i need a pic of this one way check valve so i can take it out and replace it, thanks guys, oh by the way do i have to remove the manifold to replace this one way check valve?
I am happy for ya BUT;) How do you know it is your problem with it not being fixed yet?

-Rikki
Hope it works out for ya!!

RZRX7TT 09-30-02 04:24 PM

how do i know that this is the problem? simple i am having the exact symptoms of a bad check valve, you see when i boost i have to build 20 hg in vacuum before i can get normal boost, that even when i am at higher rpms, lets take for example i am at 4500 and i give it gas i wont get boost, if i wait and build my vaccum at 20hg then mash the pedal i get the whooping 10 pounds!!! now that to me sounds like a bad check valve!:D

RZRX7TT 10-01-02 01:39 AM

bump

insomniac 10-01-02 04:14 AM

great!! could you let us know if this really was the fix. if so, I'll keep this in mind next time I'm having these symtoms

Mahjik 10-01-02 10:02 AM


Originally posted by RZRX7TT
bump
What the heck are you bumping this for? Fix it...

Dont_Be_A_Rikki 10-01-02 03:33 PM

hahahaha:rofl:

Jim Calandrella 10-01-02 03:41 PM

I know i'm old, but ............
What the hell does bump mean?:confused:

Jim

Scrub 10-01-02 03:44 PM

What do you do when your in bed with your wife or g/f?Bump :)

Dont_Be_A_Rikki 10-01-02 03:46 PM

Nice one scrub:bigthumb:
-Rikki

Jim Calandrella 10-01-02 03:49 PM

Is that the sound of the headboard?

:ban:

Scrub 10-01-02 03:52 PM

That one was too hard to resist.

Jim Calandrella 10-01-02 03:58 PM

Scrub,
i was in Delaware this weekend. I was on the Bethany Beach strip. That place has more Corvettes per square mile than anyplace in the world. They were like cockroaches. They were from every time period too. Very strange. If it wasn't a Vette, it was a done up VW. They were messing with the Vettes. From what I saw, that was a big mistake.
They all got pulled over too. the cops looked like they were really rough on people with done up rides.
Next time, i'll bring my car.

Scrub 10-01-02 04:02 PM

lol, yeah you should and show them all up. There probally was a car show or something, but there are a lot of people with money down around there. They all got what they deserved anyway. Next time you come to DE let us know. Thats a far drive for a 7 though.

Jim Calandrella 10-01-02 04:07 PM


Originally posted by Scrub
lol, yeah you should and show them all up. There probally was a car show or something, but there are a lot of people with money down around there. They all got what they deserved anyway. Next time you come to DE let us know. Thats a far drive for a 7 though.
That is a far drive, but I drive to KD in PA. from MA. all the time, so i'm used to it. I'll let you know when I come down again.
I gotta go home now(i'm at work).
:D
Peace
Jim

Scrub 10-01-02 04:14 PM

cool, maybe i can get a cruise together.
Later,
Dan

DavidDeco 10-01-02 07:34 PM


Originally posted by RZRX7TT
how do i know that this is the problem? simple i am having the exact symptoms of a bad check valve, you see when i boost i have to build 20 hg in vacuum before i can get normal boost, that even when i am at higher rpms, lets take for example i am at 4500 and i give it gas i wont get boost, if i wait and build my vaccum at 20hg then mash the pedal i get the whooping 10 pounds!!! now that to me sounds like a bad check valve!:D
Interesting...I have had the same problem for the past few weeks. When I'm crusing at 4k-5k, giving it gas usually does nothing to boost which is why I've restrained from some challenges. On the other hand, at times I get awesome boost, just needs momentum. Maybe that's it...will find out soon I hope.

Quickfini 10-01-02 09:37 PM

Ok, and now do you know which check valve it is?


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