LT1/LT4 Tech 1993-1997

LT1 intake manifold

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Old Apr 4, 2011 | 09:55 PM
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Randy Lovelady's Avatar
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Default LT1 intake manifold

My question,what is the bottom-center hole in the intake and throttle-body ? EGR,,AIR,,PCV,,and can it be blocked for offroad-use-only ?
 
Old Apr 4, 2011 | 10:49 PM
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that hole is for your idle air control motor to feed air directly into each indavidual intake port just before the head. there is a small opening on the bottom of the intake port. heres some info from solomon, Idle air for the LT1
 
Old Apr 6, 2011 | 10:29 PM
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I Thank-You very Much,this info was Very helpful and I now better understand this engine now. I'm assembling it this Saturday and I'll try and post some pics for Everyone.
 
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