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advice on mounting fuel pump

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Old 12-17-2007, 09:17 PM
  #1  
bradleyb
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Default advice on mounting fuel pump

After posting and getting some advice on how to mount an electric fuel pump for my 66, I have started to fabricate a piece and have a question on mounting it (great advice from JamesW and a few others). Originally, I was going to mount it where it could flow from the sending unit straight into the intake side of the fuel pump; then, I was going to cut off some of the fuel line and bend it down to where the outlet on the fuel pump was located - so I would have a straight flow from the sending unit to the fuel pump and then into the fuel line. Now, I am thinking about moving the pumpto the right handand make a short circular fuel line to go from the sending unit into the fuel pump - so wrap it around the fuel pump and in the right hand side -I wouldn't have to cut the pre-bent fuel line but I am worried about restricting the flow from the sending unit into the fuelpump?

What does everyone think, attached are a couple of photos - showing it from behind and from the side -- should I leave it where it is and cut the fuel line or move it to the right and create a line from the sending unit to the inlet side of the fuel pump? I hate to cut the expensive fuel line...... Thanks

[IMG]local://upfiles/34309/F1B1D556B13342FF81C3163270FF4F6C.jpg[/IMG]

[IMG]local://upfiles/34309/C9BC3A075C9147328E5F8121895C2776.jpg[/IMG]

[IMG]local://upfiles/34309/86C00F48B2124927A6EFC544901701CA.jpg[/IMG]
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Old 12-17-2007, 10:46 PM
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jcomp
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Default RE: advice on mounting fuel pump

I would move it to the right and not cut or bend the original line. You might decide against the electric pump in the future. I would also use metal tubing and/or braided stainless as much as possible. You want to minimize the amount of rubber fuel hose in the system. The NHRA general rule is no more than a total of 12" on the entire car.

Also, having a filter before the electric pump is a good idea. You could probably mount it to your bracket.

Your bracket looks like it will do a good job of protecting the pump against road debris. It also looks like it might be able to vibrate against the sway bar, so keep that in mind.

I've had 5 Holley electric pumps in the past on various cars. All of them were noisy. Good luck with yours.
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Old 12-17-2007, 11:02 PM
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JamesW
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Default RE: advice on mounting fuel pump

Here's one like I got for $36.... 4psi/72 gph. Should do everything that Holley will do and you can mount it with just the rubber clamps for vibration isolation.

http://www.amazon.com/dp/B000BZX92K?...p;linkCode=asn

But to answer your question...I'd get some steel line with inverted flare fitting and bend it in an S patter so it lines up with the sender tube, and attach a 3" or so rubber hose.
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Old 12-18-2007, 12:03 AM
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gothand
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Default RE: advice on mounting fuel pump

By your pictures, it appears that you already have the Holley pump and it is mounted. Mine (until I remove it for the EFI pump) is mounted in the exact same spot with a small piece of rubber hose straight from the sending unit tothe intake of the pump. Using a pipe cutter, removed enough of the steel line and bent it down towards the pump like you're contemplating and hooked it straight up with a rubber line. If you're concerned about rubber line, you can use EFI hose which is a lot more durable and about $4/foot.

FWIW, the Holley Red pump is not the quietest thing in the world.

Good luck!
Jeff
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