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NNBS fuel system

Old Aug 17, 2012 | 01:29 PM
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Default NNBS fuel system

Could a person put a second pump in the tank and wire it off a hobbs switch so the second pump kicks on under boost and have the stock pump with the FPCM for DD?? any thoughts or inputs greatly apreciated!
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Old Aug 17, 2012 | 02:15 PM
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I have done exactly that. lol
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Old Aug 17, 2012 | 02:30 PM
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Haha! was doing some thinking after our talk! simple and easy right!!??
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Old Aug 17, 2012 | 04:14 PM
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Thats what i have done too, pretty easy.
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Old Aug 17, 2012 | 05:05 PM
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Im going to try this or try a pump out side the tank. Anyone know if the nnbs trucks are returnless or not?
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Old Aug 17, 2012 | 05:10 PM
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Returnless. So no in-line pumps.
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Old Aug 17, 2012 | 05:37 PM
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ok how did you join the second pump in with the stock pump.
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Old Aug 17, 2012 | 05:57 PM
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Here is Smokeshow's own thread, I've had it bookmarked forever.

https://www.performancetrucks.net/fo...-487723/page2/

Refer to post #20.

I would like to see how others have done it though.
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Old Aug 17, 2012 | 05:58 PM
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Cut out the fuel filter and put the 2nd pump in its place. Then a y-block for the 2 pumps into one line.


Originally Posted by slammedsilvy
Here is Smokeshow's own thread, I've had it bookmarked forever.

https://www.performancetrucks.net/fo...-487723/page2/

Refer to post #20.

I would like to see how others have done it though.
Lol yeah that worked. The latest one I did used a filter outside the tank. Had to use a new line so it wasn't a big deal. Its more serviceable that way anyway.

That fuel system is actually in my old ECSB...so if you see a blue 08 silverado with SS wheels, it might have a 1000hp fuel setup already in it
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Old Aug 17, 2012 | 07:18 PM
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Sweet ill give it a try!
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