TBI Throttle Body Injection discussion and questions. L03/CFI tech and other performance enhancements.

vacuum lines help

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Old Apr 13, 2009 | 09:55 PM
  #1  
killacamaro's Avatar
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From: NY
Car: 88 IROC-z
Engine: LO3 V8 305
Transmission: T5 W/ Stage 2 Clutch
Axle/Gears: 3.23
vacuum lines help

Hey guys Im back at my moms working on my iroc again. I need pics and listings of where all the vacuum lines go from the evap canister the TB unit itself, and the MAF sensor on the firewall. All the info and help will be great thanks guys. I got her running again just gotta do the timing and finish the belts and wires. thanks again
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Old Apr 13, 2009 | 10:43 PM
  #2  
dr.fiero's Avatar
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From: Delta, BC
Car: '91 S10 Blazer
Engine: TBI 350
Transmission: 700R4
Axle/Gears: 3.73 posi
Re: vacuum lines help

Evap goes to the large port on the center front of the TBI unit.

Ummmm... MAF on the firewall?!
TBI doesn't use a MAF (unless you're WAY custom).
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Old Apr 13, 2009 | 10:47 PM
  #3  
killacamaro's Avatar
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From: NY
Car: 88 IROC-z
Engine: LO3 V8 305
Transmission: T5 W/ Stage 2 Clutch
Axle/Gears: 3.23
Re: vacuum lines help

Originally Posted by dr.fiero
Evap goes to the large port on the center front of the TBI unit.

Ummmm... MAF on the firewall?!
TBI doesn't use a MAF (unless you're WAY custom).

whatever sensor is on the firewall.... and Thanx for the Evap. going to need to get new hose. pics will help too thank you if u can find
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