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

Which will go first????

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Old May 15, 2016 | 08:29 PM
  #1  
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Which will go first????

Just wondering what the experts thoughts are on this.

What will go first???

My trans?
My fuel system?
My motor?

I'm making 668 whp on the TTs at 18psi right now. I've seen 724whp on 22psi but I don't want to push to hard to quick. I just rebuilt this *****.

All three parts are stock. I'm just wondering which I should upgrade first.
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Old May 15, 2016 | 10:59 PM
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Transmission and drive line. Build it to hold the power you want to produce. THEN build the fuel system that'll satisfy the demand. Then build the engine to make it all happen. If you don't do it in that order, I can see it being more expensive in the long run...
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Old May 16, 2016 | 04:21 PM
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You bringing 4th of July early this year ha
With that kinda of power I would say the motors going to pop only a matter of time. Take my 2014 Shelby for example, i was pushing 800whp with boltons which was the line of max whp on the stock internals and I had a 100 shot on top of it, so making around 900whp. I was told only a matter of time before it granades and guess what happened after a few sprays BOOM... if I could go back I would of listened to my buddy n built the motor. Anyway gl with what you decide, any plans to go to track anytime soon?
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Old May 16, 2016 | 04:45 PM
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As you said, you can de-tune power (semi conservatively) to the wheels if you have a variable BC. Harden your powertrain! Congrats on the monster.

Last edited by djempirE55; May 16, 2016 at 04:47 PM.
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Old May 16, 2016 | 08:08 PM
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Originally Posted by RedBullJnky
Just wondering what the experts thoughts are on this.

What will go first???

My trans?
My fuel system?
My motor?

I'm making 668 whp on the TTs at 18psi right now. I've seen 724whp on 22psi but I don't want to push to hard to quick. I just rebuilt this *****.

All three parts are stock. I'm just wondering which I should upgrade first.
Trans bro. You will be pushing it hard. Engine, if it aint broke.... Fuel system same.. If its working fine and not overworking anything... Just trans, you're probably at or close to the limit. Might already be slipping.
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Old May 17, 2016 | 12:15 AM
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I bet the nut behind the wheel cracks first.
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Old May 17, 2016 | 01:53 AM
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2004 W211 E55 AMG >>gone but not forgotten > W123 280E > W124 E280 > W126 380SE
Originally Posted by justinwrock
I bet the nut behind the wheel cracks first.
Somehow I think not.... Steady Elly we'll call him ...

"Calmness is the cradle of power."
: : Josiah Gilbert Holland

"The world belongs to the Enthusiast who keeps cool."
: : William Mcfee

"The pursuit, even of the best things, ought to be calm and tranquil."
: : Marcus T. Cicero
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Old May 17, 2016 | 12:28 PM
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You have quite a history with these transmissions, so that will be my guess.

Unless, of course, you end up making so much torque that you end up turning the drive shaft into a pretzel like the E65 did.
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Old May 17, 2016 | 04:51 PM
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e55 amg
Open deck.

My guess is you'll split a liner before you actually break the trans or need more fuel.

As far as fueling goes, it's a v8, and you aren't making 1000whp. Whats your current IDC?
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Old May 19, 2016 | 05:41 PM
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Was leaning towards the trans anyways. Thanks guys!
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Old May 19, 2016 | 06:57 PM
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e55 amg
You are going to bust a cylinder wall before your transmission.
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Old May 19, 2016 | 07:15 PM
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Originally Posted by Ruthle55
You are going to bust a cylinder wall before your transmission.
How much torque are these transmissions designed to hold on to in stock trim?
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Old May 20, 2016 | 02:20 PM
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e55 amg
I don't know?

I have yet to see anyone actually BREAK a transmission. We have seen people split the block.
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Old May 21, 2016 | 12:45 AM
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Originally Posted by Ruthle55
I don't know?

I have yet to see anyone actually BREAK a transmission. We have seen people split the block.
I broke my first transmission a few years ago in GA racing with Chawkins.
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Old May 21, 2016 | 07:36 AM
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Originally Posted by Ruthle55
I don't know?
Adam
I have yet to see anyone actually BREAK a transmission. We have seen people split the block.
These transmissions break frequently. Who ever disagrees doesn't have a large enough sample group and makes generalizations based on the ownership of there 1 vehicle.
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Old May 21, 2016 | 11:59 AM
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Originally Posted by rapidoxidation
How much torque are these transmissions designed to hold on to in stock trim?
according to MB 796 lb-ft for the 5G-Tronic 722.6
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Old May 21, 2016 | 12:10 PM
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Originally Posted by gaspam
according to MB 796 lb-ft for the 5G-Tronic 722.6
That's the specs for the 722.6 in the cars with the AMG biturbo v12. We have a different spec Trans. They are not all the same. A 722.6 in an e320 can't handle 796 lb-ft
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Old May 21, 2016 | 01:57 PM
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Originally Posted by Rocman8
That's the specs for the 722.6 in the cars with the AMG biturbo v12. We have a different spec Trans. They are not all the same. A 722.6 in an e320 can't handle 796 lb-ft
you are correct on the figure i quoted was from v12... the e55 is 722.643 WsA580 where 580 is the input torque in NM (so 427 ft lbs-- obviously its been pushd way past that by many modded e55s)... but keep in mind figures we all quote on our cars output torque, which is different than input torque (except in 4th gear dyno pulls) due to mechanical advantage of gears.... output trq is input trq x gear ratio.... however, TCU keeps this limited as first/2nd gear output would be huge



Last edited by gaspam; May 21, 2016 at 02:21 PM.
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Old May 21, 2016 | 08:21 PM
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05 E55 AMG, E320 CDI, Turbo E46 M3,IS300 2JZGTE,VQ35 Turbo Maxima, Mercedes 300D
Who has 796 lb-ft in a 320? You talking E320 CDI? I wanna know!

I really want to try a twin turbo on my E55!

My vote is trans too ... it'll be fun finding out regardless.

Originally Posted by Rocman8
That's the specs for the 722.6 in the cars with the AMG biturbo v12. We have a different spec Trans. They are not all the same. A 722.6 in an e320 can't handle 796 lb-ft
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Old May 21, 2016 | 08:25 PM
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Originally Posted by turbo97se
Who has 796 lb-ft in a 320? You talking E320 CDI? I wanna know!

I really want to try a twin turbo on my E55!

My vote is trans too ... it'll be fun finding out regardless.
Im just saying that just because it's a 722.6 doesn't mean it will automatically handle that power. It needs to be built internally to handle that power. It's just the platform of the Trans and it can be assembled with many different specs.
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Old May 21, 2016 | 11:40 PM
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05 E55 AMG, E320 CDI, Turbo E46 M3,IS300 2JZGTE,VQ35 Turbo Maxima, Mercedes 300D
LOL ... OK I was excited there for a sec ... I want to boost my both CDI and E55 .. I am getting bored ... what a horrible addiction.

Originally Posted by Rocman8
Im just saying that just because it's a 722.6 doesn't mean it will automatically handle that power. It needs to be built internally to handle that power. It's just the platform of the Trans and it can be assembled with many different specs.
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Old May 22, 2016 | 05:09 PM
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Originally Posted by 1ForcedBenz
These transmissions break frequently. Who ever disagrees doesn't have a large enough sample group and makes generalizations based on the ownership of there 1 vehicle.
But what are you breaking exactly?

someone is actually ripping gears and such apart and blowing them up?
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Old May 23, 2016 | 08:46 AM
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Originally Posted by Ruthle55
But what are you breaking exactly?

someone is actually ripping gears and such apart and blowing them up?
I've seen numerous front pump failures from the inputshaft flexing under hard acceleration and taking out the bushings in the pump in turn causing lower pressures and then the obvious clutch failures from such.

More commonly when the transmission decides to stop pulling completely there's 1 oneway roller clutch that fails commonly. And I've seen some planetaries blow apart.
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Old May 23, 2016 | 09:25 AM
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Originally Posted by 1ForcedBenz
I've seen numerous front pump failures from the inputshaft flexing under hard acceleration and taking out the bushings in the pump in turn causing lower pressures and then the obvious clutch failures from such.

More commonly when the transmission decides to stop pulling completely there's 1 oneway roller clutch that fails commonly. And I've seen some planetaries blow apart.
Where are you seeing these things?
I rebuild these and do performance Dodges all the time and really other than clutch failure from to low of pressure they are pretty tough up to around 1000whp or more where we have seen input shafts break and output shafts twist. I have seen a couple of one way rollers fail but I have never seen a planetary fail other than from a bearing coming apart and destroying it. Which is not a power issue and happens with stock transmissions as well as the pump failure.
When a transmission gives it up is dependent on a lot of things and it is not just power input. The entire setup has to be taken into account. Same with driveshafts. You can move the torque around in a driveline. Put better gears in the back and you move torque to the half axles. Go the other way and move it to the transmission and driveline. Put a big converter in and move it to the input shaft of the transmission and back. Decrease weight and lower it all the way around.
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Old May 23, 2016 | 11:27 AM
  #25  
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Originally Posted by whipplem104
Where are you seeing these things?
I rebuild these and do performance Dodges all the time and really other than clutch failure from to low of pressure they are pretty tough up to around 1000whp or more where we have seen input shafts break and output shafts twist. I have seen a couple of one way rollers fail but I have never seen a planetary fail other than from a bearing coming apart and destroying it. Which is not a power issue and happens with stock transmissions as well as the pump failure.
When a transmission gives it up is dependent on a lot of things and it is not just power input. The entire setup has to be taken into account. Same with driveshafts. You can move the torque around in a driveline. Put better gears in the back and you move torque to the half axles. Go the other way and move it to the transmission and driveline. Put a big converter in and move it to the input shaft of the transmission and back. Decrease weight and lower it all the way around.
I've seen 2 broken planetary gear sets on one billet wheel s600 and also a cl65 that was drag raced frequently. The roller failures I saw more of at the dealer back between 03-06 on 55ks under warranty at the time. And in the hot climates of Florida and GA. And your right I've seen twisted / broken input and output shafts but most on the built dodges NAG1's
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