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How to convert fuel lines?

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Old Feb 18, 2010 | 07:14 PM
  #1  
camaro87-alex's Avatar
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Joined: Mar 2007
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From: Norway
Car: 1987 Chevrolet Camaro SC
Engine: 305 TPI
Transmission: 700r4
Axle/Gears: 3.42
How to convert fuel lines?

Hi there..

I am not sure how to explain this in a good way in english since it is not my main language but I will try as hard as I can.
First of all, I am familiar with mechanical tools and everything with hoses and pipes here in Norway but I want to hear what you opinions is.

I am almost done with my fresh rebuild 305 TPI engine on my 87 Camaro

Now I am going to convert my fuel rails so the fuel lines come out on the back of the rails instead of the front.

That part is easy: I was thinking of drilling out the old holes where the feed and return line is and plug the stock feed hole.
then I would make threads on the pressure regulator so I can get some braided fuel lines there..

I am going to disable the cold start injector so I just use that hole on the feeding line.

My question is: What should I do with the "METAL" fuel lines that comes from the gas tank and goes front to the engine bay???

How do I get braided fuel lines fit on the regular metal fuel lines?.
I was thinking of cutting the fuel lines somewhere in the transmission "bay"....So how do I get braided fuel lines on a cutted metal pipe?

Do I have to buy a flare tool and some fittings to use on the metal pipes or what do you suggest?...I hope you understand my situation here. Like I said I am not good on explaining in english...
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Old Feb 18, 2010 | 10:22 PM
  #2  
Apeiron's Avatar
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Joined: Jan 2000
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From: Mercedes Norte, Heredia, Costa Rica
Car: 1984 Z28 Hardtop
Engine: 383 Carb
Transmission: 4L60
Axle/Gears: 3.54 Dana 44
Re: How to convert fuel lines?

After you cut it, you can put tube nuts and sleeves on and flare it.

Last edited by Apeiron; Feb 18, 2010 at 10:26 PM.
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Old Feb 18, 2010 | 10:24 PM
  #3  
vetteoz's Avatar
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From: Not in Kansas anymore
Car: 82 Z28
Engine: 383 SP EFI/ 4150 TB
Transmission: T400
Axle/Gears: QP 9" 3.73
Re: How to convert fuel lines?

https://www.thirdgen.org/forums/tpi/...-rail-mod.html

Last edited by vetteoz; Feb 18, 2010 at 10:29 PM.
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Old Feb 18, 2010 | 10:27 PM
  #4  
vetteoz's Avatar
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Joined: Apr 2005
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From: Not in Kansas anymore
Car: 82 Z28
Engine: 383 SP EFI/ 4150 TB
Transmission: T400
Axle/Gears: QP 9" 3.73
Re: How to convert fuel lines?

At some point there must be rubber flex lines that join the chassis hardlines to the fuel rail lines where they face the LH side .
If it is the same as the same year Corvettes there are couplings there where the two lines meet .
These adapters allow you to fit -6AN braided line to the metric O ring coupling .Check your sizes.
Early cars used a smaller 14 mm fitting on the return line, later had 16mm on both
http://www.summitracing.com/parts/FRA-491979/

If you have to cut the hardlines back to a better position then you need these in the correct size ( 3/8" 5/16" ) to adapt -6AN line to hardlines
http://www.summitracing.com/parts/EAR-165056ERL/
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