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    Re: 1989 Chrysler TC Low Boost Issues

    Yeah I know it's a little excessive lol. But I want to really clean up the vacuum line and vacuum system within the engine bay. And yeah, I would not want to do that with the location of the turbo...
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    Re: 1989 Chrysler TC Low Boost Issues

    So now it's time to to redo all the vacuum like I planned. I did some looking over the engine bay and when comparing my vacuum setup to the stock diagram that is under the hood. I realized that the...
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    Re: 1989 Chrysler TC Low Boost Issues

    So I just did a run with the wastegate disconnected from vacuum. Ramped up to 15 psi at 3000 RPM super quick. So does this mean the wastegate can is bad?
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    Re: 1989 Chrysler TC Low Boost Issues

    Yeah, I plan to disconnect the downpipe this weekend and do a pull with open downpipe to see if the cat is the issue. I have already removed the muffler.
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    Re: 1989 Chrysler TC Low Boost Issues

    I'm almost positive I tried running it with no vacuum source after I did the test on the wastegate. But I will try again when I get off work in 2 hours.
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    Re: 1989 Chrysler TC Low Boost Issues

    I'm at Joint Base Lewis-McChord. Also, timing may be an issue. We got it to idle at 900RPM and called it good for that day and left it that way. We did a lot to the vacuum system so it's far stock...
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    Re: 1989 Chrysler TC Low Boost Issues

    I ditched the factory air box a month ago. And plugged the blow off valve line. And ran an aluminum pipe from the throttle body to the intercooler. So there is no air box or blow off valve. And yes I...
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    Re: 1989 Chrysler TC Low Boost Issues

    No excessive play in the compressor wheel. I havent tried the restrictive exhaust method yet but did read about it. I will be sure to give it a go tomorrow or Friday when I have free time.
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    Re: 1989 Chrysler TC Low Boost Issues

    I have already check that. I took a picture and the clip is sill there. I also did the wastegate vacuum
    to the intake manifold vacuum and got 5 pounds of boost which tells me the wastegate is...
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    1989 Chrysler TC Low Boost Issues

    So last week I decided to buy a Digital Boost Gauge. After installing the boost gauge I found out that my car had only been hitting 4 pounds of boost this whole time. I was told that stock it was...
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