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Putting together a new intake system, and considering using the smaller IAC in lieu of the regular larger one. Is there any difference between these two performance wise? Any idea what the tiny side screw is for on the shorter one?
They do the same thing, no difference in performance, but the internal components are different. Use which ever one is a match to the computer you are using. Otherwise it won't work properly.
Box R upper and lower, 90mm Accufab TB, Pro M 90mm MAF, ran by an A9L ECU with Quarter horse chip on my 408W. It's been running, but stock manifold is chocking it bad.
