C63 AMG (W204) 2008 - 2015
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Weistec stg3 with stock transmission

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Old Oct 2, 2016 | 06:08 PM
  #1  
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Weistec stg3 with stock transmission

How much can the stock transmission hold with stage 3 Weistec sc?
there is a kit here thinking of buying but to send the transmission from my country to Weistec is the hardest part.
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Old Oct 2, 2016 | 06:59 PM
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if your using 7g tranny expect it 2 last no more then 1 week

if your using mct you will be fine but i would look at building it sooner then later
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Old Oct 2, 2016 | 06:59 PM
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What year is your car? There are two different transmissions that have been used. I personally dont know the exact limits but the transmission used in 08-11 (with the torque converter) is slower but can take a little more abuse than the MCT used in the 12+
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Old Oct 2, 2016 | 07:30 PM
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Originally Posted by 604 C63
What year is your car? There are two different transmissions that have been used. I personally dont know the exact limits but the transmission used in 08-11 (with the torque converter) is slower but can take a little more abuse than the MCT used in the 12+
No the MCT tranny can take more abuse then the 7g

7g tips out at 700nm mct can take around 800-850

stage 2 is plenty enough for stage 2 and is already pushing stage 3 will tip it over the edge

Just ask merc63 he will tell you
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Old Oct 3, 2016 | 01:52 AM
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Sorry i didn't mention before, my car has the 7g 722.9, is it necessary to do both valve body/tcu and clutch packs?
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Old Oct 3, 2016 | 07:22 AM
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You will need a built auto

You can buy the rebuild kit from weistec or send your auto there to be built
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Old Oct 3, 2016 | 09:39 AM
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You'll need the transmission. It won't hold the power longer than a week or so.
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Old Oct 3, 2016 | 05:55 PM
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Originally Posted by mr747
You will need a built auto

You can buy the rebuild kit from weistec or send your auto there to be built
+1. get the kit from weistec and have a local trusted/experienced transmission shop do the build.
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Old Oct 3, 2016 | 06:01 PM
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thanks guys, do i need only the clutch packs or the valve body/tcu are also necessary?
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Old Oct 3, 2016 | 06:27 PM
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clutch packs are enough

Weistec has stopped tuning TCUs
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Old Oct 4, 2016 | 12:56 AM
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Do you know anyone else besides Weistec that does transmission tunning?

Also 747 I'm still waiting you to take the beast to Calder, but the Melbourne weather sux hey.
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Old Oct 4, 2016 | 01:50 AM
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Renntech.
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Old Oct 4, 2016 | 04:11 AM
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Originally Posted by SonnyAMG
Do you know anyone else besides Weistec that does transmission tunning?

Also 747 I'm still waiting you to take the beast to Calder, but the Melbourne weather sux hey.
The weather is crap
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Old Oct 4, 2016 | 07:18 AM
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I looked at option cards for C63, pre facelift, that was my bracket and compared options.
My opinion is that the "reinforced transmission" was not common to all C63, again, pre MCT.
It's possible that if you have the reinforced transmission in your card, the 7G may be better suited.
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Old Oct 4, 2016 | 06:53 PM
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Weistec no longer offers the VB/tune for pre FL. Wtf ��
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Old Oct 4, 2016 | 07:28 PM
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You dont need it thats why they dont offer it
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Old Oct 4, 2016 | 10:24 PM
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Originally Posted by Mag1c Carp3t
Weistec no longer offers the VB/tune for pre FL. Wtf ��
Eurocharged does the VB/TCU Tune for the Pre FL 722.9.

I just had mine done
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Old Oct 5, 2016 | 04:47 PM
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are the ARP head studs also necessary with the stage3? cause i have the updated MB head bolts installed before.
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Old Oct 5, 2016 | 06:34 PM
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Originally Posted by Robert AMG
are the ARP head studs also necessary with the stage3? cause i have the updated MB head bolts installed before.

your right to go mate
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Old Oct 6, 2016 | 04:00 AM
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Originally Posted by Phil Chow
Eurocharged does the VB/TCU Tune for the Pre FL 722.9.

I just had mine done
could you tell is exactly what it did? review?
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Old Oct 7, 2016 | 01:52 AM
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Originally Posted by hachiroku
could you tell is exactly what it did? review?
I had it done as well, shifts are a little faster and more firmer. The increased line pressure is supposed to handle a little higher torque (like from a stage 2) but a full build i think is still inevitable. From my knowledge, its not just a TCU tune itself, they tune the ecu to accommodate the upgraded valve body.

I heard rumors that they are working on a v2 tcu/vb upgrade thats why they pulled it off for now.
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Old Oct 8, 2016 | 12:53 AM
  #22  
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I have a weistic v2 bulletproof trans build. They actually modify the valve bodies for increased line pressure. It does shift faster and firmer than stock.
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Old Oct 8, 2016 | 01:06 PM
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Back in the day dads c63 ran into a few trans issues and if i remember correctly. He said the 7g has a updated clutch packs for 2010-11. And he did run 10.3s on stock trans but only in M . In S it would slip every other time unless u did ecu reset then it would be ok for another run. That was on 700rw c63.
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Old Oct 8, 2016 | 01:47 PM
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The weistec v2 Trans shifts hard, I love it.
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Old Oct 10, 2016 | 02:12 AM
  #25  
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Originally Posted by akmatic63
I had it done as well, shifts are a little faster and more firmer. The increased line pressure is supposed to handle a little higher torque (like from a stage 2) but a full build i think is still inevitable. From my knowledge, its not just a TCU tune itself, they tune the ecu to accommodate the upgraded valve body.

I heard rumors that they are working on a v2 tcu/vb upgrade thats why they pulled it off for now.
Pretty much this is my experience too. It shifts a little bit faster and more firmer. Is it a huge difference? I don't think so, but, I'm happy to welcome any faster upshift and downshift I can get on this 722.9.

I actually heard that they pulled it off because it wasn't selling that well, not ot mention, people were sending their VB/TCU in not packaged properly, which would cause them to be damaged and a huge hassle all around.

Originally Posted by hachiroku
could you tell is exactly what it did? review?
Pretty much the same as the guy before.

Shifts a bit faster and firmer. I want to say my downshifts are more aggressive too. Haven't had too much seat time, but that's what I feel so far.

Still have to remember that the car still does have a TQ Converter. Can only polish a turd so much, lol.
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