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3 holes ??

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Old May 2, 2003 | 11:55 PM
  #1  
david roush's Avatar
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From: Mechanicsburg,Pa usa
Car: 92'Camaro RS
Engine: a loud one
Transmission: bolted to the engine
3 holes ??

Can anyone tell me , on the throttle body itself, on the passanger side there are three hose inlets coming out of the throttle body , 1 is 5/8" (i think its for coolant) the other is 1/2" (i think for vacuum) and the last one is 3/8" (again i think for vacuum) Am i correct on this and if i am where do they connect to when the come off the throttle body?
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Old May 3, 2003 | 01:17 AM
  #2  
bigals87z28's Avatar
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From: Ocean, NJ
Car: Check The Sig
one went to a breather on the valve cover. i dont know the exact size of the hoses, but 5/8's is the coolant, 3/8ths is a vacuum, and the other 1/2 is the breather. This is not to be confused with the PCV valve
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