Fueling & Injection Fuel Pumps | Injectors | Rails | Regulators | Tanks

Inline pump, pro and cons

Old Feb 12, 2018 | 03:25 PM
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Default Inline pump, pro and cons

Hey guys!

Additonally with my h/c/i swap i'll be thinking about a fuel pump upgrade, car is '05 CTS-V with saddle tank and i'm hopin on 450rwhp with 42lbs injectors!

For less stress and not heavin the time to drop the tank to build in Walbro or Racetronix, i will try this way maybe...

I will build in bigger feet or return line and a fuel regulator, so i have the same results with a Bosch 044 like i go the in tank way, where is the different or the loss here?

Thanks in advance...

Greetz
Ron
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Old Feb 13, 2018 | 08:43 AM
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So no one here uses them and can report of his experiences with this system???
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Old Feb 13, 2018 | 10:51 AM
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You might give this more time. One disadvantage of inline pumps is noise. Not sure that is an issue with you.
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Old Feb 13, 2018 | 03:37 PM
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Thanks man, yeah know that, have one underneath on my carb car, have to made a good decoupling then, rubber like...
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Old Feb 14, 2018 | 12:13 AM
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I do alot of ls swaps in the older cars and trucks. 90% of the time i use a inline pump. Makes it way easier when a vehicle originally had a carb on it. On yours if u want to run a inline pump, thin plumb it up and have at it. Works either way.

But if it were me, i would install an intank pump. Easier to just remove the original pump and replace with new one. Alot of headache, money, etc. Saved!
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Old Feb 14, 2018 | 07:23 AM
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Inline's can make a lot of sense on old, carbed cars as noted above.
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Old Feb 14, 2018 | 10:09 AM
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Default Dual Fuel Pumps = OEM

Hi Ron, MOST performance cars built by OEM's use Dual Pumps.

The first pump is in/near the tank AND the second pump is "mid" car, an inline pump.

YES, use a return 1/4" line back to the tank from the rail regulator output.

I manufacture Fuel Pumps, inline billet case.
My site is PanteraEFI.com, "see" new products, fuel pumps.

Lance
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Old Feb 15, 2018 | 12:11 AM
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Ok, thanks for positive post going that way, it encourages me doing that...

So i can use the installed oem line in 3/8" with 8mm inner diam to feed the engine and return maybe 4AN with 6mm inner?

Greetz
Ron
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