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    Plenum and Throttle Body Help!

    That could be my problem, is it necessay to have the EGR on there extremely tight?
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    Plenum and Throttle Body Help!

    Yea the spring and everything else is on. I might just let my speed shop that sold it to me mess with it, they said they'd put them both on for $75 so that way if they can't fix it i can just get my money back
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    Plenum and Throttle Body Help!

    Has anyone ever had a Mac plenum and throttle body work?
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    4.10's vs 3.73's

    Everyone on here has probably already covered all the topics relating to gears, but I'll throw in my suggestion for the 4.10s. If your going to run nitrous consider 3.90s. Just my opinion but 3.73s dont make enough of the difference for the money.
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    Plenum and Throttle Body Help!

    Yea I disconnected the negative for an hour but I didn't disconnect the positive. I thought you only had to disconnect the neg. for 30 minutes to reset the computer. Everything seemed sealed correctly with no air leaks. Also when i put the stock stuff back on it had no problems. This would...
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    Plenum and Throttle Body Help!

    I just installed a Mac 75MM Throttle Body and Upper Intake Plenum and can not get the car to idle properly. I've heard about setting the TPS voltage to .99 but it still seems to hold idle. Is there anything else that could be causing it to hold idle if the TPS is dialed in?