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Fuel Issue Please Help

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Old Jun 17, 2013 | 01:37 AM
  #1  
Piperporsche180944's Avatar
Piperporsche180944
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Instructor
 
Joined: Jun 2011
Posts: 214
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Default Fuel Issue Please Help

Good afternoon fellas!

I have a 1997 Corvette with the following modifications:
LQ9 6.0L
LS3 Intake
LS3 Fuel Rail
LS3 Heads
LS3 Throttle Body
LS3 Style 72# Injectors
V3 T Trim Blower
114 LSA Cam
UPP Fuel Kit
Kooks Headers
BB Exhaust

The issue I am having, a 1997 C5 fuel rail has a fuel return, the LS3 fuel rail that I am using does not have a return.

I purchased the UPP Fuel Kit to install (a stand alone system that does not mess with the factory fuel system), I believe the 90 degree fitting fits to the schrader valve on the front drivers side of the fuel rail. (see the photo in this thread)

http://forums.corvetteforum.com/c6-f...el-system.html

What are my options? Can I use a fuel filter/regulator out of a 2002 corvette to replace the fuel return from the early C5 rail?

(see photo in post 10)

http://forums.corvetteforum.com/c5-t...m-failure.html


With this said, I have a few questions.

Do I need the fuel return?

If not, can I delete the fuel return and what would it effect?

If I do need the return, could I get a remote fuel pressure regulator and plumb the feed and return using that? If I can do this, what regulator would I have to purchase?


Sorry about the questions, I am new to this.

Thanks!
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Old Jun 17, 2013 | 03:00 AM
  #2  
jon6.0's Avatar
jon6.0
Melting Slicks
 
Joined: Apr 2007
Posts: 2,987
Likes: 16
From: Phoenix
Default

You want the fuel return with a boosted setup. Just run the return off the rail at the shrader and plumb it back into the stock return line.
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