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will ls1-edit know i have a return fuel line

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Old Jun 10, 2002 | 11:48 PM
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scottywheels's Avatar
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Default will ls1-edit know i have a return fuel line

i upped my procharger to 9 psi and had a motor built by cartek. they are doing a fuel system and tuning with ls1 edit. can you tell ls1 edit that you have a return fuel line. is it that good of a tuner? or should I do a speed pro?

thanks
scotty
2001 procharged ws6

<small>[ June 10, 2002, 11:49 PM: Message edited by: scott ws6 ]</small>
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Old Jun 11, 2002 | 03:56 AM
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Default Re: will ls1-edit know i have a return fuel line

A fuel return line is used to control the amount of fuel that is returning to the tank...thus it affects fuel pressure via a regulator.

I don't believe that LS1Edit knows or cares if there is a return...but you have to take your fuel pressure and your Injectors into account when tuning for your LTRIMs.

Scott
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Old Jun 12, 2002 | 12:16 AM
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red ws6 99's Avatar
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Default Re: will ls1-edit know i have a return fuel line

Like Scott said the computer just wants constant pressure (I believe there is a table in the pcm for slightly dropping fuel pressure though). The way are cars are setup stock their is a fuel return line, its just all the way back by the filter. They did this for emmission, etc, but makes regulator response a little slow.

Gary
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