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New inline fuel system

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Old Aug 27, 2012 | 11:22 AM
  #51  
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Originally Posted by joeyc125
I have kind of a similar setup. I drilled and tapped the rear of my tank for my second pump, except I ran my hose straight to the frame side instead of the driveshaft side. I'm still using a walbro intank as my main pump, then the second walbro kicks on at 6psi boost. I have my second pump/line going all the way to its own inlet on the fuel rail crossover, never had any issues running almost 1000hp on e85 and stock rails. And that tank is beefier than you'd think. I put a good amount of torque on the 1/2"npt fitting while installing it with no sign of pulling the threads out.
I will vouch for the tank here. It def does have a decent amount of thickness to it, at least on the NNBS trucks. I found this out when I installed my sump last week.
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Old May 30, 2014 | 01:24 PM
  #52  
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Originally Posted by AndysC3
any updates on this?
Originally Posted by slowec
Originally Posted by slowec
We need an update on how it is working out. Drop a line or 2 on us man . Thanks
Originally Posted by AndysC3
System works very well as intended.
Here's the issue...
Just as the stock pump location was starving me of fuel at the track...
this set-up is starving me of fuel on the street.
Stock required lots of fuel to prevent this at track...
this set-up requires lots of fuel to prevent this on street.

Any down-hill grade will run fuel away from the rear fittings...just as launch did with the stock bucket and sock.

* Thought about powering up the Walbro in stock location again and having current set-up on a switch.
* Thought of adding a pick-up extension of some sort to (1) of the current inline pumps that reaches near the front of the tank. (similar to joeyc125 below)

Thoughts?

Originally Posted by joeyc125
I have kind of a similar setup. I drilled and tapped the rear of my tank for my second pump, except I ran my hose straight to the frame side instead of the driveshaft side. I'm still using a walbro intank as my main pump, then the second walbro kicks on at 6psi boost. I have my second pump/line going all the way to its own inlet on the fuel rail crossover, never had any issues running almost 1000hp on e85 and stock rails. And that tank is beefier than you'd think. I put a good amount of torque on the 1/2"npt fitting while installing it with no sign of pulling the threads out.

Last edited by Superado; Jun 2, 2014 at 04:13 PM.
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Old Jun 3, 2014 | 06:27 PM
  #53  
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Any other ideas...or thoughts on the ideas listed above?
Thanks in advance!
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Old Jun 3, 2014 | 06:35 PM
  #54  
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Run a surge tank setup.
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Old Jun 3, 2014 | 07:25 PM
  #55  
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I was thinkin why not run the intank for normal driving and wire the external on a hobbs switch.
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Old Jun 3, 2014 | 07:46 PM
  #56  
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Originally Posted by milkey57
I was thinkin why not run the intank for normal driving and wire the external on a hobbs switch.
Yeah, that was one of my ideas listed above.
Haven't really come up with a reason why it wouldn't work either.

Last edited by Superado; Jun 5, 2014 at 04:21 PM.
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Old Jun 3, 2014 | 09:53 PM
  #57  
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Me either Y them together and put a check valve on the line to the external good to go...right?
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