Drivetrain (Cooper S) MINI Cooper S (R53) intakes, exhausts, pulleys, headers, throttle bodies, and any other modifications to the Cooper S drivetrain.

Drivetrain Can the transmission take it?

Old Apr 30, 2003 | 09:09 AM
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Just wondering. It seems that now with the pulley becoming entrenched in the mod world, that the 200 hp mark is about to eclipsed and the next standard will be 220. Just curious, is the transmission up to that much power? Is the gearing adequate for it? Is that next?

That said, I know nothing about this, but it's fascinating reading.


 
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Old Apr 30, 2003 | 09:13 AM
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I read some place about the transmition on the "S" and beieve me no problem up to 280...
I will look for the piece an posted here, but I remember it was actually from MINI...
 
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Old Apr 30, 2003 | 09:26 AM
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You mean the Getrag transmission? Yeah, I think they can handle it... It's the same tranny they put on some bigger sports cars (like the corvette) that make a lot more HP than our little MINI.

If that's not enough for you, the John Cooper Works upgrade does not require (or add) a new transmission. The Getrag is a good transmission and I think we have a ways to go before blowing it.
-Chris
 
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Old Apr 30, 2003 | 09:58 AM
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Personally, I'd worry more about whether the motor components can take it in the long run. Everything I've read on the 6spd indicates it's a very solid unit.
 
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Old Apr 30, 2003 | 10:03 AM
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What about the clutch, obviosly with more power it is going to wear faster, but any guess how much faster?


 
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Old Apr 30, 2003 | 10:07 AM
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The cooper works car runs the hp without the mods.I'm ready for the pulley,in fact you can see our SO.Ohio pulley mod thread.
 
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Old May 8, 2003 | 09:34 AM
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>>You mean the Getrag transmission? Yeah, I think they can handle it... It's the same tranny they put on some bigger sports cars (like the corvette) that make a lot more HP than our little MINI.
>>

I think I know what you were trying to say, but I'm going to clarify (and sorry for resurrecting an old thread).

The transmission used in the MINI is in no way shape or form anything like the transmission used in the Corvette. The only commonality is that they are both made by the same company, Getrag. Those transmissions will have vastly different design specifications and I'm quite certain that the MINI transmission is not designed to take the torque and power of a Chevrolet V8. It would grenade far earlier than that I suspect. Nor would it be a plug and play operation on either side to swap it in to try it :smile:

Just wanted to clarify because I've heard folks say "yeah that's the same transmission used in the PT Cruiser" or "that's the same transmission used in x car" or whatever. Well, no, it's not. No car but the MINI Cooper S has this transmission. Other cars have entirely different transmissions that happen to be built by the same company.

Saying that the Cooper S and the Corvette have the same transmission because both are made by Getrag is similar to saying that a 13" black and white TV is the same as a 60" widescreen flat panel HDTV because both are made by Sony. Yeah they're both TVs, but no way are they the same TV.
 
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Old May 8, 2003 | 09:45 AM
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thats not entirly true.. some cars do have the same tranmissions.. esspecially twin productions (like the vibe/matrix or the crv/rav4 used to be often companies make one transmission and the cars are built around another vheicles tranny because it cheaper if the car uses the same parts.. and soemtimes, they use bits and pieces to make a new one... thsi goes for all parts of teh car from trannys to lightbullbs
 
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Old May 8, 2003 | 11:04 AM
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>>thats not entirly true.. some cars do have the same tranmissions.. esspecially twin productions (like the vibe/matrix or the crv/rav4 used to be often companies make one transmission and the cars are built around another vheicles tranny because it cheaper if the car uses the same parts.. and soemtimes, they use bits and pieces to make a new one... thsi goes for all parts of teh car from trannys to lightbullbs

chollomo,
Your point is very true. You have multiple suppliers out there and one supplier may make parts for many automakers. Twin production cars like those you cited are certainly a case in point about parts sharing, but my point is that the transmission in the MCS is unique to the MCS. Yes Getrag makes transmissions for lots of carmakers but none of them are the same transmission as the one in the S. Actually they had to do some rather interesting engineering to make the 6-speed fit in the S, including engineering dual output shafts -- there are actually 2 different final drive ratios in the MCS transmission :smile:
 
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Old May 8, 2003 | 11:39 AM
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I read somewhere that Ford uses this exact transmission in the Focus SVT. This makes way more power than we'll ever see.
 
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Old May 8, 2003 | 12:26 PM
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>>I read somewhere that Ford uses this exact transmission in the Focus SVT. This makes way more power than we'll ever see.

Hmm -- you may be onto something there. I checked out the SVT web site. The SVT Focus does indeed use a Getrag 6-speed transmission of dual-layshaft design. I haven't been able to find anything that says it's identical to the MCS transmission but if it's not it's at least very similar, down to the unusual dual layshaft design. So shut me up, it could very well be identical, but when I say identical I mean will it swap right in with no modifications?

However, the SVT Focus only makes 170 hp so it's not that much more than the 163 hp Cooper S. Still doesn't really tell us much about the power handling capability of the transmission.
 
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Old May 8, 2003 | 12:31 PM
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I was talking about a modded SVT. Tuners have them out there with way over 200hp.
 
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Old May 8, 2003 | 12:32 PM
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>>I read somewhere that Ford uses this exact transmission in the Focus SVT. This makes way more power than we'll ever see.>>>>

Really? I think a lot of us MCS owners are already way past that!

 
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Old May 8, 2003 | 01:21 PM
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1. Yes the gertrag trans will hold that power and then some. HP won't kill a trans, torque will and even modded the mini doesn't make ridiculous amounts of torque. Plus automakers always overbuild things, for example the trans in my VW is rated by VW for 187lb-ft of torque, chipped these car makes 240lb-ft and with bolt on turbo's people have seen in upwards of 300lb-ft and I only know of a few people that blown them. Point is its overbuilt plus the works kit doens't touch the trans.

2. The Focus SVT only has 170hp so it is just about equal with the MCS, only difference is I bet its far easier to get to 200hp in the cooper since its a little harder to mod N/A motors compared to FI ones.
Mike
 
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Old May 8, 2003 | 02:21 PM
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Last I checked the Vette had a Borg Warner T56, same as the Viper.

The Focus SVT uses the same transmission but the gearing is different. I believe the same is true for the Audi TT?

--
Cheese


 
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Old May 8, 2003 | 02:42 PM
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>>Last I checked the Vette had a Borg Warner T56, same as the Viper.
>>
>>The Focus SVT uses the same transmission but the gearing is different. I believe the same is true for the Audi TT?
>>
>>--
>>Cheese
>>
>>

Yep, the Focus SVT does use the same Getrag twin layshaft 6-spd as the MCS (and now the MINI One D in Europe), but the gearing is slightly different. It's intersting though that in terms of performance, the Europe only (so far) Focus RS is a far hotter car than the SVT, and it does NOT use the Getrag 6-spd, but a single layshaft 5-spd (don't know the mfg).
 
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Old May 8, 2003 | 03:35 PM
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The TT uses a VW trans, they don't source out transmissions
Mike
 
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Old May 9, 2003 | 09:35 AM
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>>The TT uses a VW trans, they don't source out transmissions
>>Mike

Doesnt the S4 have a Getrag?

Getrag website mentions only the Cooper S and the Focus for one type of tranny but almost every type of audi is listed under another.



--
Cheese

 
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Old May 9, 2003 | 09:41 AM
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200hp BAH!

I have talked with Ford and BMW engineers about the Getrag box, and the conservative engineer safety estimate is 250hp.

You do run into a few things over 200hp, things you would NEVER see on the street, but they are there. During endurance testing on the track for the brakes and some suspension set ups, I can overheat the clutch in one particular area after about 45 minutes. Again, this is grueling torture that a street car, or even track cars for the most part, will never see. The area is a hairpin that for qualifying, you go into first, but for a race would use second. I used first the entire time to check it out, and you come out of the hairpin into an uphill, then shift to second. Obviously a brutul situ on the clutch - shifting at redline, going uphill, and hard on the gas. It took 45 minutes to get the clutch to finally slip, and after returning to the paddock and cooling for 30 minutes, the car was fine again (though I ran out of time to see if it would slip sooner). I only had a chance to run it for another 20 minutes during the last run.

Moral of the story: the clutch/pressure plate/flywheel would be the next up if you dcide to go beyond 210 hp and want to do excessive track duty. That will be the next big mod to the car and I'll be doing the same testing and evaluation on it at the track before I offer it. It is available now but remains untested on the track so far.

Randy
 
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