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Label these fuel/vent lines please...

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Old Mar 1, 2005 | 07:07 PM
  #1  
DURTYBIRD's Avatar
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From: San Antonio, TX
Car: '99 HO Z28 / '03 Trailblazer
Label these fuel/vent lines please...

I'm finishing up my fuel pump swap/hard line install on my TPI conversion. I *think* I know which is which - but I'm not positive....so if you would, please label which is feed/return/vent. The unmarked one goes right to a filter fitting.

Thanks!
Attached Thumbnails Label these fuel/vent lines please...-h-im01fuji-dscf0030.jpg  
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Old Mar 2, 2005 | 09:07 AM
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From: hamilton nj
Car: 91 Camaro RS
Engine: 350 bored .030 carbed
Transmission: t5
Axle/Gears: 3.08
from that picture, since i cant see the OD/ID too well to compare, id guess that A is to your carb/injection system B is your return line, and C is the gas tank vent that goes to the carbon can
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Old Mar 2, 2005 | 09:13 AM
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From: San Antonio, TX
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Well, as it turns out the guy I nabbed the hard lines from for my TPI conversion didn't include the line from the fuel filter back to the hard lines. So I'll have to visit a parts yard soon (when it stops raining ) I should be able to compare at that time.

If it helps, "B" is larger physically that "A" or "C" if I recall correctly.





Thanks!
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Old Mar 2, 2005 | 09:22 AM
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From: hamilton nj
Car: 91 Camaro RS
Engine: 350 bored .030 carbed
Transmission: t5
Axle/Gears: 3.08
B would be your feed then because the return line is smaller than the feed and the vent is smaller than the return.
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Old Mar 2, 2005 | 09:23 AM
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From: hamilton nj
Car: 91 Camaro RS
Engine: 350 bored .030 carbed
Transmission: t5
Axle/Gears: 3.08
ill sent you some pics later on today, i have a carbed system but ill show you how it looks on my car.
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Old Mar 2, 2005 | 09:30 AM
  #6  
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From: San Antonio, TX
Car: '99 HO Z28 / '03 Trailblazer
The lines as pictured are from an LG4 car. I've swapped the in-tank pump but the lines there are still LG4. I should have marked them when taking the old lines out.

...but that's what Thirdgen.org is for, right?
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