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Fuel System Plumbing Question

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Old Jan 12, 2003 | 03:39 PM
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Lost Time's Avatar
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Default Fuel System Plumbing Question

I'm in the process of ordering all the parts I need from Jeg's, but unfortunately since my motor and tranny ('01 LS1/T56) won't be here until the end of the week, I have nothing to put my hands on or take measurements on. I have just a few questions, so if anyone could take a few minutes and comment/answer any of them, I'd appreciate it. It's going into a 93 RX7, but due to the nature of the questions, I doubt that'll even be relevant.

What size line does the stock LS1 fuel rail accept, 3/8"? I have to plumb the fuel line from the FPR which has -6AN ports, so I have the choice of running a ss line from the FPR to the stock hose barb on the fuel fail and simply sliding it over and securing it with a hose clamp (which defeats the purpose) or either tapping the fuel rail to accept a 1/4"NPT to -6AN fitting, or welding a -6AN male fitting onto the fuel rail. Which would you suggest and why?

Thanks for any suggestions.
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Old Jan 12, 2003 | 05:33 PM
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Default Re: Fuel System Plumbing Question

its a 3/8" inlet. I'm going to use the russels -6 to 3/8" hard line adapter on my conversion. It just crimps on, dont have to worry about pin hole leaks or anything that way.
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Old Jan 12, 2003 | 08:10 PM
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Default Re: Fuel System Plumbing Question

just a FYI...if you plan to use aluminum line for the hard line, you can use a cheapo parts store bought flaring tool to flare to AN size if you'd like and it will seal.

Personally, i dont like the idea of "crimping."
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Old Jan 12, 2003 | 08:21 PM
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Default Re: Fuel System Plumbing Question

The adapter im gonna use is for the inlet on the fuel rail. I dont know if it would be possible to flare that, because of the lip that the stock fuel line hooks on with.
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Old Jan 13, 2003 | 08:03 AM
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Default Re: Fuel System Plumbing Question

the hard line adaptor works great, i have it on my return line

its more of a crush sleeve than a crimp.. take a look.
http://community.webshots.com/photo/...54847449mSxoOA
to stock pressure hardline here(made it my return line)
http://community.webshots.com/photo/...54847465KSzXYL
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Old Jan 13, 2003 | 10:36 AM
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Default Re: Fuel System Plumbing Question

You guys don't happen to have the part# handy do you? It wouldn't happen to be: 310-74730 would it? "TPI Fuel Rail Fittings"??
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Old Jan 13, 2003 | 04:55 PM
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Default Re: Fuel System Plumbing Question

-06 female to 3/8 tube 799-639200
-06 Male To 3/8" tube 799-639210
those are the russels numbers out of the Jegs catalog.
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Old Jan 13, 2003 | 07:04 PM
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Default Re: Fuel System Plumbing Question

Thank you, Sir. <img border="0" title="" alt="[Smile]" src="gr_stretch.gif" />
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Old Jan 14, 2003 | 04:50 PM
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Default Re: Fuel System Plumbing Question

</font><blockquote><font size="1" face="Verdana, Helvetica, sans-serif">quote:</font><hr /><font size="2" face="Verdana, Helvetica, sans-serif">Originally posted by Lesrace82:
<strong> -06 female to 3/8 tube 799-639200
-06 Male To 3/8" tube 799-639210
those are the russels numbers out of the Jegs catalog. </strong></font><hr /></blockquote><font size="2" face="Verdana, Helvetica, sans-serif">Are there any -06 Male or -06 Female to 3/8" Hose adapters?
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Old Jan 14, 2003 | 04:58 PM
  #10  
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Default Re: Fuel System Plumbing Question

They have female hose ends that go on the hoses. You can check out what they have alvailable at www.jegs.com. its in the hardware and hoses section I believe. Hope this helps.
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