C5 Throttle Body
10-20-2004, 09:41 PM
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Originally Posted by jrp
vettes are fly by wire, fbods are manual
10-21-2004, 01:24 AM
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Originally Posted by Lady Redhawk
Yes, that part I know, what I mean is, would a 75mm do them (C5) any good? Or could you port and polish the stock one? Maybe dumb questions? I noticed that there is no iac hole in it? Why? Is the throttle "blade" opened more at idle instead of the whole?
porting it, filling,and drilling the pcv vent hole will flow better.
and the pcm controls the idle with the butterfly, by slightly opening and closing it, instead of the iac motor.
