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

Drivetrain last second mods

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Old Mar 29, 2008 | 08:36 AM
  #26  
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yea but the cabrio is a carry over from the older model...
its like the r50 as apposed to the r53 i think...

btw both cars are about a month or two old..
 
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Old Mar 29, 2008 | 09:19 AM
  #27  
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My mistake. Old cabrio is an R52.

Basically, as everyone has said, everything you do now is to loose weight. Removing the air filter would allow the engine to ingest more air, but I'm not sure I'd do that even just for a quick street race.

Any last second mods that you do are worthless though if you don't launch the car properly. A 2.0 A4 / Cooper S race will probably come down to whoever can launch better. And you'll have the bigger burden since you've got the manual FWD car. (Is the Audi AWD? Then he'll have an even easier time launching it, but it'll also be even more portly.)

And on the topic of voiding warranties, street racing is a sure-fire way to do that...
 

Last edited by RedSkunk; Mar 29, 2008 at 09:24 AM.
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Old Mar 29, 2008 | 09:20 AM
  #28  
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I ran faster, well I got a better launch, with lower tire pressures. They were at 34psi instead of 38.

Good Luck.
 
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Old Mar 29, 2008 | 09:47 AM
  #29  
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LEGAL
Posts relating to street racing, excessive speeding, or violations of other laws are prohibited. If you want to race, take it to a legal venue.

Come on folks - we know better than to host a thread like this.
 
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Old Mar 29, 2008 | 10:11 AM
  #30  
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He hasn't actually said the race will NOT be on a dragstrip, has he? Unlikely he'd spend all this time posting if he was racing on open streets.
I'd suggest leaving all the stuff in your car--it will wipe the Audi if the Audi really only does 7.3 sec 0-60. Oy vey, that's a dog. Get rid of the gas for sure, but practice the launches and remember to turn off the DSC (!!!) as it will bog down. What are the stakes--bragging rights?
 
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Old Mar 29, 2008 | 10:55 AM
  #31  
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the stake is 250 dollars.. && bragging rights
the audi is also a stick(i just found out).. that means my hard start has to be emaculate (3000 rpm start?).. if i turn off the DCS, wont that make me burn out skid on my start though?

i dunno the audi times. this is an 08' im finding it near to impossible to find actual timings.

I guess ill just take out the backseats to be safer. I cant be 100% sur eif its 7.3. its stick.
i dont realy know the guy whos hookin up the race. i dont knwo if my opponent is his friend, and hes gettin a cut for a setup race.. you kno? (****in guidos)- my friend has an 04' audi a4 (stick) im prally gonna race him a few times..
 
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Old Mar 29, 2008 | 10:59 AM
  #32  
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so for now its
qrtr tank gas
take out backseats
lower psi's to about 34? (open to suggestions here)
practice hard starts (find suitible rpms)
turn of dsc...

any other suggestions?
 
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Old Mar 29, 2008 | 11:08 AM
  #33  
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Originally Posted by njzillest
if i turn off the DCS, wont that make me burn out skid on my start though?
Just to clear up a little confusion - it's actually the ASC that causes the engine to bog down when you get wheelspin, not the DSC. But since both systems are enabled/disabled with the same toggle switch, it doesn't really matter which of the two causes the bogging, since you can't enable/disable one without also enabling/disabling the other.

If you have ASC off, you may get a little wheelspin on your launch, but if you have ASC on, I can almost guarantee you that the circuitry will cut in and bog the engine on a hard launch, and that will hurt your acceleration worse than a little wheelspin, as long as you're launching at a reasonable RPM.
 
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Old Mar 29, 2008 | 11:14 AM
  #34  
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should i burnout to warm up the tires...
the warmer the more they expand
the more they expand the more traction... ? right..?


thanks for the asc dsc suggestions...
 
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Old Mar 29, 2008 | 11:39 AM
  #35  
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Originally Posted by njzillest
should i burnout to warm up the tires...
the warmer the more they expand
the more they expand the more traction... ? right..?


thanks for the asc dsc suggestions...
Not without a drag racing clutch, if you do this on a stock unit, traction loss will be the least of your concerns.
 
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Old Mar 29, 2008 | 11:59 AM
  #36  
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njzillest,

is this on the street or the track please?

thanks,

charlie
 
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Old Mar 29, 2008 | 12:04 PM
  #37  
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A 3000 rpm launch should be a good starting point for street tires, you want a little bit of wheel spin to maximize the traction level of the tires. Tires make their most grip with a little bit of slip.

Burnout-probably not necessary unless you're using drag radials, maybe do a light one just to clean the tires. Making them hot to get them to expand will not increase grip, warming them to operating temp will maximize performance but again street tires are probably already at there operating temp from the drive to the event.

Be careful when you shift to second that your finger doesn't stick out and turn the DSC back on (happened to me at the drag strip).

If you are going to be at the drag strip be careful of where you line up, I don't recommend starting on the real sticky rubber patches, move over just a bit, otherwise it'll wheel hop and feel like the whole front end of the car is going to fall off.

My best advice is to launch like you do from a stop in normal driving on the street with just a touch of wheel spin.

Oh and for the record all of this info came from two days of LEGAL drag racing.
 
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Old Mar 29, 2008 | 01:00 PM
  #38  
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Keeping to the dragstrip experience going here, I second the importance of lining up to avoid wheel hop. When it happened to me (second run as the first was a ASC/DSC nightmare) it was scary as I really thought the front end was about to detach.
A very aggressive launch is essential but I don't know about holding to a specific rev then dropping the clutch. The Mini hooks up pretty well given all the weight is on the front wheels. I redlined in every gear but only got to 4th in a 1/4 mile. The newer (post 05) gearbox has a shorter 1st gear which is better for dragging.
 
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Old Mar 29, 2008 | 02:09 PM
  #39  
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folks, i do believe the original poster is 17 years old, and street racing for money....

don't we owe him better advice?

i'm a speed freak, and a racer, and no saint. but i've a son his age so this is what i'd suggest.

1. for God's sake not on the street - never. not ever. do i need to say why?
a. your life
b. someone else's
c. your license
d. your beautiful mini

2. by all means race! please do! in the NY/NJ area there are SO many good racers -- just reach out and hook up with them. the SCCA is where I run but there are SO many options.

3. far be it from me to tell you how to enjoy your car, but the biggest grin I get is from the corners, not the straight line - ever considered autocross? take a look if you haven't you might get hooked.

4. your mini is better at a HPDE or autocross than at the strip (you knew that) just cause it corners on rails but with the FWD the 60 foot times at the strip are never going to be that good...

But above all - PLEASE remember the real racers are not on the street. Challenge yourself and go and find them, and I wish you a long and happy lifetime of motorsports.

With respect,

Charlie
 
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Old Mar 29, 2008 | 03:26 PM
  #40  
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Maybe swap out the stock battery for a light weight racing battery for the DRAGSTRIP run, def knock off a few lbs... Personally I think if you drive right you'll be the one bragging... PS: Dropping the air pessure in the front tires was a good suggestion too, maybe down to 28 or 30 for more grip off the line.
 
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Old Mar 29, 2008 | 08:52 PM
  #41  
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I just find it funny that someone who won't install a reduction pulley 'cause of the minimal chance that a SC failure during warranty period won't be covered -- is asking for advice on dragging.
Regardless of whether on the street (as it appears by the fact that he hasn't stated otherwise despite other comments on this) or even if legally on a track, I'm pretty sure I know what an insurance appraiser will say if something happens during the race. (hint: whether there's a reduction pulley in the car or the car is 100% stock won't make an iota of difference)
 
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Old Mar 30, 2008 | 07:19 AM
  #42  
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I just find it funny that someone who won't install a reduction pulley 'cause of the minimal chance that a SC failure during warranty period won't be covered -- is asking for advice on dragging.
Regardless of whether on the street (as it appears by the fact that he hasn't stated otherwise despite other comments on this) or even if legally on a track, I'm pretty sure I know what an insurance appraiser will say if something happens during the race. (hint: whether there's a reduction pulley in the car or the car is 100% stock won't make an iota of difference)
dont care for insurance, its warrenty... not if the sc is blown- but if something else goes wrong. im kinduv broke now that i got the mini.

To CMT:
Thanks for the advice, ill look into that too.. Your right about themini not being a dragster/street car... Ill look into the SCAA. I will also be carefull

The race will be next week.. I'll post a few vids

thanks all for help, input is allways appreciated....

... Adios

PS: any suggestions for nice racing tires? Are the sidewak rims anygood or shuld those be replaced too
 
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Old Mar 30, 2008 | 07:25 AM
  #43  
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thanks for the post man - be cool....

http://www.nyr-scca.com/
http://www.nybmwcca.org/
 
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Old Mar 30, 2008 | 08:09 AM
  #44  
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I HATE GUIDOS!!!! Please beat them. Get some R comps!!!


Jack
 
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Old Mar 30, 2008 | 08:19 AM
  #45  
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Thanks CMT.. I'm looking into those as we speak

whats an R comps lol... ye theyr prally gonna get jumped after everythin nyway.... i need that money man
 
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Old Mar 30, 2008 | 08:21 AM
  #46  
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R comp tires, like drag slicks.

Jack
 
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Old Mar 30, 2008 | 11:20 AM
  #47  
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its warrenty... not if the sc is blown- but if something else goes wrong.
Check with your dealer to see their policy on after-market pulleys. There is not much that can be attributed to the pulley as far as voiding a warranty -- my dealer will pretty much cover anything on a pullied car, except the SC.
 
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Old Mar 31, 2008 | 09:44 AM
  #48  
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You should be able to get a 2.0 no problem, with minimal mods and weight loss
 
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Old Mar 31, 2008 | 09:54 AM
  #49  
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yeaa i think so but its close
starts and revs have to be perfect
gotta take out backseat and put camera man in other car.
less weight nice race. **** i hate runflats
 
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Old Mar 31, 2008 | 01:39 PM
  #50  
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If he is chipped you will lose flatout. If he is completely stock it will be close and come down to driver, which is really what you will be bragging about anyways...

7.1 for front manual and 7.3 for quattro...the 2.0l is a pretty nice platform and can make some really good power very easy, unfortunalty you wont know if he's chipped before the race.
 
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