W211 AMG Discuss the W211 AMG's such as the E55 and the E63

looped fuel rail

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Old 11-27-2015 | 05:43 PM
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cookiee55amg's Avatar
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mercedes e55 amg estate
looped fuel rail

hi folks im after a looped fuel rail with stainless/aeroquip hose, I know fabtech sell them but they are crap to contact or doing business with. Can any one help???
Old 11-28-2015 | 05:15 PM
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2005 E55, GMC Whipple Supercharged Quadrasteer Denali Pickup,Big Bored Hyabusa with nitrous
Hit up chawkins2001. Craig is a good guy and can help you out.
Old 11-28-2015 | 09:03 PM
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Never had a looped rail on my car
Old 11-29-2015 | 01:28 PM
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e55 amg
What a useful bit of information^
Old 11-29-2015 | 03:53 PM
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^ Read his sig block. No looped fuel rail, virtually stock drivetrain, and awfully quick/fast. I thought his post was a non sequitur until I scanned to the end.
Old 11-29-2015 | 04:36 PM
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Originally Posted by Ruthle55
What a useful bit of information^
LOL you're joking right? Have you seen his car and what times it's posted, both as SC'd and turbocharged?

I think RedBullJnky's signature is right about this forum. People just like talking **** to each other.
Old 11-29-2015 | 08:01 PM
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e55 amg
1. Yeah, first off, you can NOT compare a custom built twin turbo setup to a stock blower setup. That is dumb. They are entirely different. 2. Yeah, S/c, he somehow managed to run 10s and not trap over 122.Cool. 3. Looped rails are pointless, and saying "my car doesn't have one" or didn't, like his car is the script of the bible for e55 amgs, its dumb, and doesn't help spread useful information.

Fuel pressure is more of an issue, and using a looped fuel rail does nothing. If you want to solve an issue thats really not that big of a deal in the first place, switch to a return style fuel setup, and get some info.
Old 11-29-2015 | 08:09 PM
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Originally Posted by Boosted-AMG
Hit up chawkins2001. Craig is a good guy and can help you out.
Thanks homey!!!

What are you current mods, that will determine whether you need just injectors or both. As a FYI, I also converted to a return style fuel system with an adjustable FPR.

Last edited by chawkins2001; 11-29-2015 at 08:14 PM.
Old 11-29-2015 | 11:02 PM
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2004 W211 E55 AMG >>gone but not forgotten > W123 280E > W124 E280 > W126 380SE
Originally Posted by chawkins2001
As a FYI, I also converted to a return style fuel system with an adjustable FPR.
Hey Craig if you don't mind pointing me towards a thread where I can read more about the return style fuel system you installed. I just put a new pump/sender in together with upgraded injectors and a looped rail but have known there has got to be a better way?
Old 11-30-2015 | 09:33 AM
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e55 amg
Switching up fuel systems isn't easier. Better, yes. Looped rails are really a waste of time, effort, and money.
Old 11-30-2015 | 09:49 AM
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Originally Posted by Ruthle55
Looped rails are really a waste of time, effort, and money.
That was my point.

It was a marketing scheme by some guy and his fan club jumped all over it.

I never had one because it makes more sense to just change the entire fuel system.

And btw, I ran 10s on the stock sc at 129mph
Old 11-30-2015 | 11:01 AM
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Glad I saw this... goog info!
Old 11-30-2015 | 12:45 PM
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Does the SLR have a looped rail? I can see the benefit if your fuel pumps/filters are not healthy
Old 11-30-2015 | 01:53 PM
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Return style would include pushing fuel back into the tank - using a hole drilled where? Sealing that could be tricky. Maybe a custom hat for either side would be best, like that other poster did with an aluminum hat. The side not already being pumped out (which would be the sender side) would be the side to return to. There is room on the body there anyway.

Last edited by BC928; 11-30-2015 at 02:19 PM.
Old 12-01-2015 | 06:59 PM
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Originally Posted by JoeNobody
Does the SLR have a looped rail? I can see the benefit if your fuel pumps/filters are not healthy
Yes
Old 12-04-2015 | 11:32 PM
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I know I am a little late to the game here guys. What's the issue the looped rail is attempting to solve? My dad just bought one and it looks like a looped rail and I was confused as to the point.
Old 12-05-2015 | 04:10 PM
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2015 Jeep Grand Cherokee, 2005 E55
Will i need a looped rail?

77mm csp, 82mm tb, intake, full exhaust, cooling, tune.

Was thinking of just doing injectors.
Old 12-05-2015 | 09:24 PM
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Originally Posted by RedBullJnky
That was my point.

It was a marketing scheme by some guy and his fan club jumped all over it.

I never had one because it makes more sense to just change the entire fuel system.

And btw, I ran 10s on the stock sc at 129mph
Changing the entire fuel system how? New-to-E55-land guy here.
Old 12-11-2015 | 10:02 PM
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Ok so clearly I missed something.. So the looped fuel rail idea came out to stop the no. 8 cylinder from burning out due to fuel starvation.. So now why is the concensus changed saying the fuel rail does nothing?
Old 12-11-2015 | 11:06 PM
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Because plenty of cars had made great power without issue without the looped rail. Honestly, how many people or threads do you see of people burning up rings or melting a piston?

Plus, mullet has had a gauge in-car. The fuel pressure dropping is the issue. But, how much of an issue is it I guess.
Old 12-12-2015 | 03:39 AM
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I run 2 Zeitronix wide band 02 sensors,the drivers side AFR ,the side with #8 cylinder on avg is .5 leaner,sometimes even at points ,and sometimes .7 leaner then the pass side,I am talking about qtr mile runs from standing start,and some roll on pulls well into 4th gear, I am not running a looped fuel rail ,I don't know if that would correct this situation,my car has 75 psi fuel pressure at idle and drops to 65 psi on wot passes, this happens all the time,doesn't matter if I have a different tune or not.
Old 12-12-2015 | 12:53 PM
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Would be interested to do the expirament Cnterline.
Old 12-12-2015 | 04:46 PM
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How are you monitoring fuel pressure?
Old 12-12-2015 | 06:29 PM
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Originally Posted by JoeNobody
How are you monitoring fuel pressure?
With my snap on fuel pressure gauge holding onto it inside my car
Old 12-12-2015 | 06:31 PM
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Originally Posted by SterlingE55
Would be interested to do the expirament Cnterline.
Sure send me the looped fuel rail


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