Cooper (non S) Modifications specific to the MINI Cooper (R50).

Can the Midland be saved... or helped at all

Old Jan 2, 2010 | 08:40 AM
  #26  
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Originally Posted by nickbmw
0-60mph in 8.05 secs using my performance meter (5Hz GPS system), i guess no, this is not stock hp jackass.


With all your mods you only have an 8s 0-60? THATS STOCK.
 
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Old Jan 2, 2010 | 08:41 AM
  #27  
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Originally Posted by MiniMe02
Want to help me with my payments...or cover the additional amount for my insurance premiums? If so, I'll gladly get an S.


You got me
 
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Old Jan 2, 2010 | 08:44 AM
  #28  
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Originally Posted by BoostyMINI
With all your mods you only have an 8s 0-60? THATS STOCK.
I knew you were gonna say that

The 8.05 is on worn tires, with 3.1 secs 0-60ft When i buy new tires and fix my gearbox, i'll let you know
Also stock 0-60mph is 9+ secs.
Also stock 1/4 mile is 17+ secs, mine 15.5 secs.
Also stock 0-1000m is 31 secs, mine's 28.8 secs.
C ya around.
 
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Old Jan 2, 2010 | 09:03 AM
  #29  
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Originally Posted by nickbmw
I knew you were gonna say that

The 8.05 is on worn tires, with 3.1 secs 0-60ft When i buy new tires and fix my gearbox, i'll let you know
Also stock 0-60mph is 9+ secs.
Also stock 1/4 mile is 17+ secs, mine 15.5 secs.
Also stock 0-1000m is 31 secs, mine's 28.8 secs.
C ya around.
I will say one good thing, good job getting in the 15s, not many of us are there. But...


lol, I run a 2.5s 0-60ft spinning . Worn tires have nothing to do with it. My worn continentals hooked much much better than the newer set I have now.

Whenever you catch up with me, let me know
 
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Old Jan 2, 2010 | 02:13 PM
  #30  
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Originally Posted by BoostyMINI
Hooray Mustang dynos read insanely high. Congrats, you have stock HP
Congratulations you just proved you know nothing about dynamometers. It's not the unit itself that reads high, it's the numb skull behind the computer controlling it that lets it do so.
 
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Old Jan 2, 2010 | 03:37 PM
  #31  
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Originally Posted by Some Guy
Congratulations you just proved you know nothing about dynamometers. It's not the unit itself that reads high, it's the numb skull behind the computer controlling it that lets it do so.

Whether I'm right or wrong, he's still in the stock range.
 
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Old Jan 2, 2010 | 06:25 PM
  #32  
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Originally Posted by BoostyMINI
Whether I'm right or wrong, he's still in the stock range.
Lol u r right. I am in the 15s with stock power? Interesting
 
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Old Jan 3, 2010 | 10:53 AM
  #33  
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Originally Posted by nickbmw
Lol u r right. I am in the 15s with stock power? Interesting

If I spent the money and work you did on your car, I would be in the low 14's. I have NOTHING BUT BOLT ONS AND RUNNING FASTER THAN YOU.


That's what it all comes down to. All that work for such a slow time?
 
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Old Jan 3, 2010 | 11:08 AM
  #34  
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Originally Posted by BoostyMINI
If I spent the money and work you did on your car, I would be in the low 14's. I have NOTHING BUT BOLT ONS AND RUNNING FASTER THAN YOU.


That's what it all comes down to. All that work for such a slow time?
Don't you tell us what your mods are?
 
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Old Jan 3, 2010 | 05:32 PM
  #35  
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Originally Posted by nickbmw
Don't you tell us what your mods are?

Already said, all bolt ons.
 
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Old Jan 5, 2010 | 12:09 AM
  #36  
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Originally Posted by BoostyMINI
Already said, all bolt ons.
You know this is the justacooper thread right?
 
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Old Jan 5, 2010 | 02:31 PM
  #37  
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To get back on track,i've read a while back that somewone used a Rover manual to strip down a midlands apparently they have a very similar tranny but have not had the failures as in the Mini for some reason.Anyone know which model Rover and where the manual can be obtained,Mini Mania sells rebuild kits and parts along with complete refurb gearboxes.So if we R50 owners get our hands on this we've got another option,i doubt my mechanic would be too keen on stripping down my tranny using brail
 
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Old Jan 5, 2010 | 07:16 PM
  #38  
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My mechanic opened the gearbox today, replaced all the bearings (with SNR, koyo and SKF bearings, same as OEM), and replaced a few other parts needed. Now he needs to assemble the gearbox and place it on the car. I wouldn't say it is very difficult for an experienced mechanic. This Midland gearbox, is the same gearbox with the Rover R65, which was based on an old Peugeot/Citroen gearbox, the MA. I wanted to use a shorter final drive from the MA gearbox, but it is not a straight swap. The pinion is the same, but the differential is a bit different. I have a spare gearbox now, which is going to be the mule, for the shorter final drive conversion, and LSD, later.
 
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Old Jan 5, 2010 | 07:24 PM
  #39  
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This is the R65 repair manual, pdf form :
http://rover-coupe.com/rcoc/index.ph...gearbox-manual
 
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Old Jan 6, 2010 | 04:15 AM
  #40  
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Nick you are a bloody star,at least we now have another option,the 6 speed swap is the way to go but it's rather expensive unless you've got access to a wreck for parts.
 
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Old Jan 6, 2010 | 04:57 AM
  #41  
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http://cgi.ebay.co.uk/bmw-mini-5-spe...item19b8c8855d

This is the bearing rebuild kit i bought, very good seller. All the bearings needed are included, two differential bearings, two for the input shaft and two for the output shaft.
If more parts than the bearings are needed, this seller has rebuild kits that include all the bearings new, and all the internals from Rover R65 gearboxes (used but inspected, as he told me) :
http://cgi.ebay.co.uk/bmw-mini-coope...item3ca83fbc47
 
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Old Jan 6, 2010 | 11:09 AM
  #42  
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Again i say thanks Nick,this now gives us an option.My car is an 03 R50 cooper but it's in mint condition i care it.It had a tranny change at a year old under warranty and this one has been running sinse(knock wood).I've plowed quite a bit in the suspension and have it the way i want it and dont want to part with it now after doing all that stuff.My mechanic is really a Suburu specialist,he works on the major WRX rally cars here so he's no fool,That rebuild kit would be good for me to have lying around as it's not expensive and i've got a clutch and Aluminum flywheel to install at some point therefore it might be a good idea to slap that rebuild kit in while the tranny is out,seems like it's a fairly straight forward transmission to work on.I live in the Carribbean and dont have the luxury of going to the dealer for a problem like this,think your dealers are bad,last i checked with them they did'nt have a thermostat or a radiator cap in stock lol.
 

Last edited by Bajanmini; Jan 6, 2010 at 11:31 AM.
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Old Jan 6, 2010 | 07:28 PM
  #43  
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Hey Nick, after all the work you've done to your cooper, is the throttle response anywhere near close to an S? I drove my friend's S last night and wow! The difference is night and day. It really made me rethink putting money into my cooper and just sell it for an S. Still on the fence but I'm leaning toward the S. I don't want to have to worry about the supercharger, intercooler, or the water pump going bad. However, witht he R50, I have to worry about the midlands. I guess that's the trade off?
 
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Old Jan 6, 2010 | 11:05 PM
  #44  
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...
 
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Old Jan 7, 2010 | 05:47 AM
  #45  
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MiniMe02, the thottle response is ages better than an S. My friend has a 2003 R53 with Digitech pulley (13%), digitech remap, M7 CAI, free flow cat and cat back exhaust, when he sat in mine in the workshop, he was amazed from the response mine has. He was playing with the throttle in neutral, and kept telling me how good the response was. (I thought it was just his impression) But when i did the same in his, WOW, i was surprised, i was pressing the throtle and the rev counter needle was barely moving!! Like i didn't even push the throtle! But in terms of power-trq, our cars are not comparable.
 
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Old Jan 10, 2010 | 04:43 PM
  #46  
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I see.

Hm. What to do, what to do...
 
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