Drivetrain (Cooper S) MINI Cooper S (R56) intakes, exhausts, pulleys, headers, throttle bodies, and any other modifications to the Cooper S drivetrain.

Drivetrain JCW baseline dyno + NSW/XXX/hardcore under bonnet porn!

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Old Mar 24, 2010 | 10:28 AM
  #26  
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I always use the same dyno,if using more then 1 dyno just look at the gain under the curve.
 
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Old Mar 24, 2010 | 11:27 AM
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Videos! OK, they're not the best (I'll redo them in HD later), but you get the idea. We'll do a drive by at highway speed and interior ones later...

Cold start:



Warming up...



Standing start (complete with a little tire shredding...):



Drive/fly by rip:



I'm diggin' it...and so is our wheelman Jay!
 
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Old Mar 24, 2010 | 01:23 PM
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I just got so excited I peed a lil
 
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Old Mar 24, 2010 | 01:37 PM
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sounds just like my car when i had the jcw exhaust
 
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Old Mar 24, 2010 | 01:39 PM
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Originally Posted by Porthos
I just got so excited I peed a lil
Excellent...that's the kind of response we were looking for...
 
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Old Mar 24, 2010 | 01:40 PM
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Originally Posted by Porthos
I just got so excited I peed a lil

get a catless downpipe and a tune and your car will sounds just like the video.
 
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Old Mar 24, 2010 | 01:47 PM
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Originally Posted by JamesHunt
get a catless downpipe and a tune and your car will sounds just like the video.
Can ya tell it's running fat @ WOT? ...it sure smells and looks like there's something left on the table for Jan to work with!
 
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Old Mar 24, 2010 | 01:48 PM
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they all run a little fat on the top even after a tune when you look at a/f down low it is scary lean.
 
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Old Mar 24, 2010 | 02:44 PM
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Nice shop, i bet your business neighbors think your crazy. It sounds great too. Nice clubman.
 
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Old Mar 24, 2010 | 03:00 PM
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Originally Posted by J_'09s
Nice shop, i bet your business neighbors think your crazy. It sounds great too. Nice clubman.
Thanks...did you see all the Hondas and Scooby-Doos? They our JDM tuning partners and do some extremely sick projects...the 240 is a V6 conversion (an NA one out of a 300Z) and the blue Scooby-Doo will be pushing 500+ AWHP!!!
 
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Old Mar 24, 2010 | 03:54 PM
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Originally Posted by MBW Motorsports
Excellent...that's the kind of response we were looking for...
Thanks very much for doing that.

You should delete the resonator as well.
 
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Old Mar 24, 2010 | 04:23 PM
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Originally Posted by etalj
Thanks very much for doing that.

You should delete the resonator as well.

removing the resonator will cause drone over 65 mph
 
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Old Mar 24, 2010 | 05:26 PM
  #38  
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Originally Posted by JamesHunt
they all run a little fat on the top even after a tune when you look at a/f down low it is scary lean.
I did not know that...you learn something new everyday. Like scary lean even for a forged/JCW bottom?

Originally Posted by etalj
Thanks very much for doing that.

You should delete the resonator as well.
Originally Posted by JamesHunt
removing the resonator will cause drone over 65 mph
We were actually looking at the stock cat(less!)back again today...like I said before; the Riss Racing catless/coated DP is PERFECT with the factory JCW exhaust. Think of it this way, it's more mod money to spend on other stuff! And like JamesHunt said, deleting the resonator would cause hella crazy drone...
 
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Old Mar 24, 2010 | 05:32 PM
  #39  
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for a D.I. engine the a/f ratio is fine but if a port injected motor had the same a/f as the n14 the results would be very expen$ive .
 
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Old Mar 24, 2010 | 05:33 PM
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Well when they Riss gets the o2 sim fixed I will get a catless dp. And with a tune it would be pretty quick
 
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Old Mar 24, 2010 | 05:39 PM
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I would remove one of the rear mufflers and replace it with straightpipe and use a electric exhaust dump to route the exhaust thru the baffled side for quiet crusing and for freeflow and full volume on the straightpipe side use the sportbutton to activate the dump..

just call it the jameshunt mod
 
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Old Mar 24, 2010 | 05:44 PM
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Originally Posted by Porthos
Well when they Riss gets the o2 sim fixed I will get a catless dp. And with a tune it would be pretty quick
should net you about 195ish to 210ish at the wheels
 
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Old Mar 24, 2010 | 06:25 PM
  #43  
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Originally Posted by JamesHunt
I would remove one of the rear mufflers and replace it with straightpipe and use a electric exhaust dump to route the exhaust thru the baffled side for quiet crusing and for freeflow and full volume on the straightpipe side use the sportbutton to activate the dump..

just call it the jameshunt mod
make one. I'll buy one.

But we only have one muffler
 
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Old Mar 24, 2010 | 06:49 PM
  #44  
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Originally Posted by etalj
make one. I'll buy one.

But we only have one muffler
I have a Idea for that too !

you will see the product if 50 people sign up on your forum .
 
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Old Mar 24, 2010 | 09:36 PM
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Originally Posted by JamesHunt
I have a Idea for that too !

you will see the product if 50 people sign up on your forum .
which product? the DP or the electronic exhaust dump?
 
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Old Mar 27, 2010 | 06:24 AM
  #46  
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Dyno Update!

I'll get the graphs scanned later, but IIRC, the new/post-mod/pre-tune (re) dyno numbers from last night were:

214 HP (peak)

226 ft/lbs torque (peak)

That's an increase of basically 17 HP and 10 ft/lbs torque. Slightly disappointing since that's not exactly a huge increase. We would have like to see just on the shy side of 220 HP and maybe crack 230 ft/lbs of torque but whaddaya gonna do...

We took the AFR readings from the lower O2 sensor bung on the downpipe so Jan will have a real good idea of what the motor's up to and hopefully has plenty to work with...

Any guesses for post tuning numbers?
 
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Old Mar 28, 2010 | 06:00 AM
  #47  
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Originally Posted by MBW Motorsports
I'll get the graphs scanned later, but IIRC, the new/post-mod/pre-tune (re) dyno numbers from last night were:

214 HP (peak)

226 ft/lbs torque (peak)

That's an increase of basically 17 HP and 10 ft/lbs torque. Slightly disappointing since that's not exactly a huge increase. We would have like to see just on the shy side of 220 HP and maybe crack 230 ft/lbs of torque but whaddaya gonna do...

We took the AFR readings from the lower O2 sensor bung on the downpipe so Jan will have a real good idea of what the motor's up to and hopefully has plenty to work with...

Any guesses for post tuning numbers?
I'm gonna say low to mid 220's for HP and 243 TQ

Let us know....


Mark

EDIT: Let me preface something... that is with the regular RMW tune. (which is what my signature numbers reflect) If you have the RMW tune I have in my car now, the numbers will be higher.)
 
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Old Mar 28, 2010 | 07:44 AM
  #48  
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Originally Posted by orangecrush
I'm gonna say low to mid 220's for HP and 243 TQ

Let us know....


Mark

EDIT: Let me preface something... that is with the regular RMW tune. (which is what my signature numbers reflect) If you have the RMW tune I have in my car now, the numbers will be higher.)
That will work!

We gotta get with Jan but the tune should be about as close as what you get on a dyno since he's gonna have the dyno AFR sheets. It doesn't show just the AFR curve, it's a tuner's dream with readings in every 50 RPM (?) or so increments.

We're on the "right" side of the country too so we can run 93/94 octane, and there's 100/110 @ the track for when we go there too...

It's a nice little torque monster...kinda a pocket sized version of the diesel Excursion we did before (600+ HP/900+ ft/lbs torque! )
 
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Old Mar 28, 2010 | 08:17 AM
  #49  
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I didn't read in your sig about a intercooler but I think it will pick the numbers I suggested up a bit and keep them more consistent. (less heat soak)

Let us know, I'm waiting to get back on the dyno myself.


Mark



Originally Posted by MBW Motorsports
That will work!

We gotta get with Jan but the tune should be about as close as what you get on a dyno since he's gonna have the dyno AFR sheets. It doesn't show just the AFR curve, it's a tuner's dream with readings in every 50 RPM (?) or so increments.

We're on the "right" side of the country too so we can run 93/94 octane, and there's 100/110 @ the track for when we go there too...

It's a nice little torque monster...kinda a pocket sized version of the diesel Excursion we did before (600+ HP/900+ ft/lbs torque! )
 
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Old Mar 28, 2010 | 08:24 AM
  #50  
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Dyno numbers breakdown

We'll get the sheets scanned shortly, but here's exactly how the numbers broke down...

Peak HP was 213.8 @ 5682 RPMs. At that RPM torque was 197.6 and the AFR was 12.61...

Peak torque was 225.9 @ 2733 RPMS. At that RPM HP was 117.6 and the AFR was 14.24...

We have some videos of the run too and will try to get those loaded. The car sounds great, but the dyno rollers definitely drown it out sometimes...
 
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