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Boost gauge vacuum reading be at idle?

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Old 10-11-2009, 07:28 PM
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Default Boost gauge vacuum reading be at idle?

Hey Guys,

I have an all stock 2000 Formula, with a d1sc supercharger on it, running about 9 pounds of boost.

What should my Boost gauge vacuum reading be at idle? I'm not sure if there is a exact answer, but even general idea would help.

Thanks!
Old 10-11-2009, 08:29 PM
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I guess a stock motor would pull between 16-20in. at idle
Old 10-12-2009, 06:49 PM
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Default Yep!

Originally Posted by AFASTYZFR1
I guess a stock motor would pull between 16-20in. at idle
Correct.
Old 10-12-2009, 08:15 PM
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I have a digital vac/boost gauge. It shows 23 at idle
Old 10-12-2009, 10:10 PM
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1st off where do you have your reference line e.g. throttle body, back of intake, brake booster line?



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