C63 AMG (W204) 2008 - 2015
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FlexFuel for Everyone! Eurocharged ATX E85 Kits NOW AVAILABLE :)

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Old May 25, 2017 | 11:43 PM
  #251  
freddy-amg's Avatar
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From: Asuncion, Paraguay
C63 '08
I finally goes to the dyno. Here is the Sheet for v5 GAS over v6 E85 fuel map with the ethanol kit installed. Both whp and torque increase considerably.

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Old May 26, 2017 | 09:58 AM
  #252  
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From: Georgetown, TX
93' 500E, 95' Corolla
Originally Posted by freddy-amg
I finally goes to the dyno. Here is the Sheet for v5 GAS over v6 E85 fuel map with the ethanol kit installed. Both whp and torque increase considerably.
Looks great to me man!!

Thanks for taking it to the dyno

Dave
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Old May 26, 2017 | 10:10 AM
  #253  
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From: Asuncion, Paraguay
C63 '08
Originally Posted by DavesMeanE's
Looks great to me man!!

Thanks for taking it to the dyno

Dave
Yes, and the car also feels great the extra power is all the way!!. the maximun increase is +50whp at 5.500 rpm.

Thank you Dave!. This kit is a must have!
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Old May 26, 2017 | 01:59 PM
  #254  
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'13 C63 AMG P31
There is only gas station here in Olathe, KS, but I've had my eye on it for a while. I keep reading all these threads and it gets more and more tempting. May have to check out the place this weekend and maybe pick up the kit .

*Edit*
Decided to try it out and sent my purchase over the weekend! Can't wait to install and fill up for the first time!

Thank you Dave and the other EC people for checking up and helping out and quick replies, always great service.

Last edited by INS1GNIA; May 31, 2017 at 05:09 PM.
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Old May 27, 2017 | 08:39 PM
  #255  
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2013 P31 4 door family car.
Pulled the trigger this morning, can't wait to install and see what the hype is about on a N/A car, every bit helps. Dave and Adam were easy to talk to and answered any questions I could think of, seemed like good people thank you!
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Old Jun 19, 2017 | 04:21 PM
  #256  
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'16 C63s
They just finished construction (like, 3 weeks ago) on a gas station 2 miles from my house and next to the highway, offering E85 on 4 of their pumps. My wallet is hella itchy now. Any updates from those of you who've recently purchased yours? I put down 451/389 on a dynojet some months back, and really curious what my gains will be; doubt 475/410 would be unreasonably expected.
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Old Jun 19, 2017 | 09:36 PM
  #257  
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2015 G63, Sold 2010 C63 AMG Development Package
Originally Posted by raphman
They just finished construction (like, 3 weeks ago) on a gas station 2 miles from my house and next to the highway, offering E85 on 4 of their pumps. My wallet is hella itchy now. Any updates from those of you who've recently purchased yours? I put down 451/389 on a dynojet some months back, and really curious what my gains will be; doubt 475/410 would be unreasonably expected.
Pretty much my numbers and I had ROW boxes, V6 tune, under drive pulley, and a 2nd cat delete before switching over. Maybe those magic air box spacers will get me to 500whp!
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Old Aug 15, 2017 | 07:54 PM
  #258  
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is this kit listed on the eurocharged site?
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Old Aug 16, 2017 | 08:13 AM
  #259  
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2012 C63;1971 280SE 3.5(Sold);2023 EQS 450 SUV 4 Matic (Wife's)
Originally Posted by bentz69
is this kit listed on the eurocharged site?
Kit comes from Eurocharged Houston. Contact Dave (DavesMeanE's) for info.

https://www.eurocharged.com/locations
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Old Aug 16, 2017 | 08:47 AM
  #260  
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93' 500E, 95' Corolla
Originally Posted by bentz69
is this kit listed on the eurocharged site?
Howdy!

You can ring up the shop, Eurocharged ATX (in Austin, TX) to chat about it

Thanks

*****512-777-2799*****

Ask for Adam
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Old Aug 16, 2017 | 09:35 PM
  #261  
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Is anyone running a step or two colder spark plugs on their setup? Had some misfires happen to the car so its got me wondering about pre detonation being an issue.
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Old Aug 16, 2017 | 11:22 PM
  #262  
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2009 C63/ 2015 C63 507 coupe
Originally Posted by CaptnCharisma
Is anyone running a step or two colder spark plugs on their setup? Had some misfires happen to the car so its got me wondering about pre detonation being an issue.
that happened to a buddy of mine too and I would agree a step colder on the plugs should help
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Old Aug 17, 2017 | 09:45 AM
  #263  
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2014 C63 Sedan (SOLD), 2011 SLS Gullwing (SOLD), 2009 SLK55 (SOLD), 2015 C7 Z06 7MT, 2016 C450amg
Looking at pulling the trigger on this. From what I have read I will not need to upgrade injectors unless I am running FI or LT headers. Correct? Only mod to my car is secondary cats removed and V6 tune.
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Old Aug 17, 2017 | 02:38 PM
  #264  
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From: Georgetown, TX
93' 500E, 95' Corolla
Originally Posted by Adam Chambers
Looking at pulling the trigger on this. From what I have read I will not need to upgrade injectors unless I am running FI or LT headers. Correct? Only mod to my car is secondary cats removed and V6 tune.

That is correct sir, no injectors needed for that mod package

Call the shop and chat with Adam if you have any further questions.

512-777-2799

Thanks

Dave
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Old Aug 17, 2017 | 06:13 PM
  #265  
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Crazy gains for NA. Just nuts.. Is it because AMG left a lot on the table? What are the gains with race gas?
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Old Aug 17, 2017 | 07:23 PM
  #266  
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I'm guessing less gains with race fuel than E85. We used to run Q16 at 18.00 per gallon and we make the same HP/TQ with E85. We really stretch the timing out on our NA racecar to take full advantage of knock resistance.
NA 1847cc Mazda FWIW.
Vince
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Old Aug 18, 2017 | 10:14 AM
  #267  
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Originally Posted by Max.H
Crazy gains for NA. Just nuts.. Is it because AMG left a lot on the table? What are the gains with race gas?
The flex fuel kit is for e85 not race fuel. You can put race fuel in your car without this kit just like normal gas. E85 and race gas when tuned for will be similar. The difference being you can run e85 for under 2 bucks a gallon by me allowing you to have that power on a daily basis. I don't think many daily their car on race gas for 9 bucks a gallon.
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Old Aug 20, 2017 | 06:46 AM
  #268  
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Originally Posted by compaddict
I'm guessing less gains with race fuel than E85. We used to run Q16 at 18.00 per gallon and we make the same HP/TQ with E85. We really stretch the timing out on our NA racecar to take full advantage of knock resistance.
NA 1847cc Mazda FWIW.
Vince
Do you see much of an increase with just race fuel on the normal street tune? Like an incremental 1-2 degrees perhaps?
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Old Aug 20, 2017 | 01:04 PM
  #269  
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Anyone happen to know the part number of the Bosch injectors that come with the kit?
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Old Aug 20, 2017 | 01:27 PM
  #270  
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Just race car with a stand alone Tec3r computer. Before E85 was around I ran Q16 race fuel and was able to run 10 -15 more advance at 7k RPM. Then with E85 I am able to run the same stupid advance numbers. Same HP gains too.
Vince
Originally Posted by Celicasaur
Do you see much of an increase with just race fuel on the normal street tune? Like an incremental 1-2 degrees perhaps?
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Old Aug 20, 2017 | 07:16 PM
  #271  
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c63
Originally Posted by CaptnCharisma
Anyone happen to know the part number of the Bosch injectors that come with the kit?
they are factory injectors drilled to 550cc
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Old Aug 20, 2017 | 07:48 PM
  #272  
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2012 c63 AMG, 2011 GLK 350, 2019 GLS 450
Originally Posted by mr747
they are factory injectors drilled to 550cc
originally they where now they are Bosch injectors. Call up Adam at atx.
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Old Oct 9, 2017 | 03:52 PM
  #273  
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2011 E63 P30
W212

Had my W212 on the rollers recently. Pretty normal mods limited to ROW airboxes, secondary cat and resonator delete, and the flex fuel kit. This is with the Eurocharged V7 tune on a nice warm day.

On 93 octane I was seeing approximately 445hp and 408lbft. On E85 (still the stock V7 tune, not an E85 specific tune) those numbers went to 470hp and 420lbft.

Additionally running E85 I can do a full out 20 minute track session at 95 degrees without oil temps hitting more than 270. On 93 I'd be hitting 285 and getting thermal shutdowns, even with a giant secondary oil cooler, so that's another big win

Curious as to what an E85 specific tune would do, but not curious enough to mess with flashing it back and forth with the risk of forgetting. 470hp is already a whole lot of fun on the track!

Attached Files
File Type: pdf
E63 Dyno Runs.pdf (377.5 KB, 149 views)
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Old Oct 9, 2017 | 07:46 PM
  #274  
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Nice work man...always nice to see a fellow W212 M156 performing well
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Old Oct 10, 2017 | 05:17 PM
  #275  
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2014 Mercedes C63 AMG 507 Edition
Let's see some pictures of your engine bays with the flex fuel kit installed.
Is it easy to see the mods with the new fuel rail with ethanol sensor, and the controller mounted in the engine bay.
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