2nd Generation Specific (1986-1992) 1986-1992 Discussion including performance modifications and technical support sections.

no boost in 1st

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Old Oct 1, 2002 | 07:25 PM
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Moxeys93RX7's Avatar
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From: Darien CT
no boost in 1st

what would cause no boost (barely getting to 0) in 1st gear? i know i have an exhasut leak but i get good boost in the rest of the gears i think. what is ~20mmHG equal in psi?
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Old Oct 1, 2002 | 07:40 PM
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From: Bloomington IN
not very much boost your turbo is probably toast or real close to it take off your intake to the turbo and see how much play the shaft has if its good check your vacuum lines around the wastegate
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Old Oct 1, 2002 | 08:19 PM
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20mmHG? That would be about 20/760 atm * 14.7=0.386psi. Don't think that's really what you meant, but if you meant 20inHG it'd be closer to about 10psi
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Old Oct 1, 2002 | 09:31 PM
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i think he meant 200mm of mercury
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Old Oct 1, 2002 | 10:05 PM
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From: Tampa, FL
I think you need to get an aftermarket boost gauge and see what you boost really is.
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