factory pcm limitations

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03-29-2011, 05:25 PM

ElkySS

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factory pcm limitations

someone school me on lt1 pcms. whats the rev limit? any drivability limitations? are some years better than others? i wanna know everything i can about it so tell me what u know.

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03-29-2011, 05:27 PM

katz_2003

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I know you can only turn them 7200RPM

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03-29-2011, 05:44 PM

nitrous2fast

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the actual rpm limit for the pcm is 7000 for tuning. some can get away with running over that by 200 rpms. 96-97 pcms are obdII, 93 is speed density, 95 is a obdI pcm with a obdII connector.