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Fuel Delivery Question??

Old Sep 18, 2002 | 01:39 PM
  #1  
Mark A Shields's Avatar
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Car: 99 Formula
Engine: LS1
Transmission: T56
Axle/Gears: 342
Fuel Delivery Question??

I was just reading a website, when I do finally get some heads, I'll be pushing around 350-385hp hopefully.

Now, we'll I need a new fuel pump, I'm running the stock LG4 right now. When I got the 350 I had bought a pump, but it wouldn't fit between the block and the frame or something like that.
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Old Sep 19, 2002 | 09:31 AM
  #2  
Vader's Avatar
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One word: electric
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Old Sep 19, 2002 | 09:47 AM
  #3  
Mark A Shields's Avatar
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Car: 99 Formula
Engine: LS1
Transmission: T56
Axle/Gears: 342
Originally posted by Vader
One word: electric
one word, maybe more. Would that have to be in the tank?
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Old Sep 19, 2002 | 10:56 AM
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From: Ontario, Canada
Car: 1988 Firebird S/E
Engine: 406Ci Vortec SBC
Transmission: TH-350/3500stall
Axle/Gears: 7.5" Auburn 4.10 Posi-Traction
The Carter aka Federal Mogul hi flow mechanical fuel pumps
with the rotateable bottom housing will fit your F- Body

You can buy them with various fitting size
inlets and outlets, which you can position to best fit your car.

you would want to have a minimum 3/8" fuel line
from the tank to the carb to ensure enough fuel flow.

The pump I have puts out 9psi at idle.
A edelbrock carb only likes about 6psi so ya need to use a regulator. (Holley)

As long as your present pump can maintain
3 to 4psi thru a 3/8" line at WOT at high rpm in hi- gear (like at the finish line)
it is feeding your motor enough fuel.
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Old Sep 19, 2002 | 08:03 PM
  #5  
89Irocz23's Avatar
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From: Panama City, FL, USA
it doesnt have ot be in the tank. you can just put a inline one inbetween 2 fuel lines.
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