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

Drivetrain RMW Street Header Dyno

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Old Apr 17, 2009 | 04:20 PM
  #126  
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Originally Posted by M3NTAL
Thank you for your reply Roggen!

It looks like the stepping stones are in the correct places for your car - just a couple more and you'll be doing some quite awesome numbers!


So says the unaffiliated Mini Cooper owner, who doesn't think any vendor should get involved in this thread...

I often wonder with all the vendor claims (from mmany of the vendors, not any one in specific) if they'd actually back up their claims by putting their money where their mouth is.

I.E. "Hey, our part is better and makes more power then theirs. You pay for the install, tuning, and dyno time, but if it doesn't make more, we'll refund your money on the part and the labor charges you spent giving us a shot!"

Oh wait, that's right, that'd never happen in any of the automotive circles, would it?

I guess everyone has to drink some sort of kool-aid and have a little faith and trust in the folks doing the selling, and understand that like many other areas of life, building relationships often mean more, then 1 or 2 HP ultimately.

I mean, heck, I still have my one-ball exhaust installed... honestly will I see much/any gains in switching to an aftermarket exhaust with my stock head?

Not something I'm willing to gamble on, not with my own money.

I am looking forward to your future posts regarding the new Mynes header on your car... and heck, if they wanted to stand up and tempt me to drive to Arizona and have one unit swapped for another, etc. etc. I'd be all over it. Otherwise, I'm happy with what I have now...

 
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Old Apr 17, 2009 | 04:21 PM
  #127  
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Originally Posted by WolfGTI
Actually I believe they are.
Cool - I'd be interested to find out which unit they use.

By the way, your signature with the stop light like Go/Stop/Turn is really cool! I like it.
 
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Old Apr 17, 2009 | 04:24 PM
  #128  
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Originally Posted by minimarks
Dyno-pack. Gained 14 lbs of torque where peak HP occurs...
Yes, your numbers will always ultimately be higher than mine (mod for mod) on that type of dyno.

Most of my gains have come from a tune.
 
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Old Apr 17, 2009 | 04:29 PM
  #129  
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But your HP number is higher than mine....
 
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Old Apr 17, 2009 | 04:36 PM
  #130  
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Originally Posted by minimarks
But your HP number is higher than mine....
Mod for mod.. he has more than you. THEREFORE, you're numbers READ higher than his MOD FOR MOD...
 
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Old Apr 17, 2009 | 04:37 PM
  #131  
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Originally Posted by minimarks
But your HP number is higher than mine....

Our modifications may not be similar.. that is what I mean by "Mod for Mod"

If our cars baseline the same and after every same modification we did on our cars gave us the same dyno numbers, we could compare "mod for mod"
 
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Old Apr 17, 2009 | 04:38 PM
  #132  
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Originally Posted by Wake|MCS
Mod for mod.. he has more than you. THEREFORE, you're numbers READ higher than his MOD FOR MOD...
Thank you Wake, that is what I meant. I also explained that one post up from you.. I was just too slow!
 
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Old Apr 17, 2009 | 04:48 PM
  #133  
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Understand that you have more mods and should make more power. What I'm talking about is the gap between TQ and HP... You have a much higher HP # but I have a higher TQ#. Think that a RMW tune would raise the TQ for you and close that gap! TQ to push the HP.
 
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Old Apr 17, 2009 | 04:57 PM
  #134  
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Originally Posted by minimarks
Understand that you have more mods and should make more power. What I'm talking about is the gap between TQ and HP... You have a much higher HP # but I have a higher TQ#. Think that a RMW tune would raise the TQ for you and close that gap! TQ to push the HP.

Interesting idea, but HP is dependent on TQ, they are not independent variables.

Just like voltage and amperage.
 
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Old Apr 17, 2009 | 06:00 PM
  #135  
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Originally Posted by M3NTAL
Interesting idea, but HP is dependent on TQ, they are not independent variables.

Just like voltage and amperage.
Exactly!!!! High horsepower with low torque is useless. That is why if you had more torque you would have more USABLE horsepower. Glad we agree! On the track a motor with say 200HP and 190 pounds of torque will beat a 210HP motor with say 180 pounds of torque every time.
 
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Old Apr 17, 2009 | 06:28 PM
  #136  
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Hondas don't have high torque but gets high HP but they win races. Diesels makes tons of TQ yet still slower than low TQ and high HP cars. The conclusion that high TQ engines wins races does not apply in real race.
 
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Old Apr 17, 2009 | 06:58 PM
  #137  
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Have you been watching what the Audi Diesels have been doing on the track? Anybody in racing will tell you that Torque wins races.....

Ask Randy at RSR weather he would rather have 10 more lbs of torque or 10 more horsepower in their Mini's in Grand Am. If he say's horsepower I'll eat a bug...
 

Last edited by minimarks; Apr 17, 2009 at 07:10 PM.
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Old Apr 17, 2009 | 07:09 PM
  #138  
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Originally Posted by DrPhilGandini
Very interesting, but this supports (albeit with one observation) what I've suspected all along--headers don't do much for a Mini. Cams do amazing things, but my headers (stock, cheap and expensive) don't ever seem to have added much. Of course, I also believe it's a package--system thing. Headers sound good, and when they glow red hot (mininuke) they look good!
Anyway, thanks for posting this very interesting data.
Yeap, and they may be hot if you touch them also!
 
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Old Apr 17, 2009 | 07:53 PM
  #139  
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Originally Posted by minimarks
Have you been watching what the Audi Diesels have been doing on the track? Anybody in racing will tell you that Torque wins races.....

Ask Randy at RSR weather he would rather have 10 more lbs of torque or 10 more horsepower in their Mini's in Grand Am. If he say's horsepower I'll eat a bug...
I am now trading my Mini for TDI Jetta. Thanks.
 
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Old Apr 17, 2009 | 08:12 PM
  #140  
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The old saying is "Horsepower sells cars and torque wins races".

I agree with this statement for vehicles that are meant to be race vehicles. You can't say that with a normal VW TDI or Semi-Truck, because lets face it - they are what they are (other purposes than racing heritage)

Anyways, lets not derail the thread.

I agree that I would LOVE more torque minimarks - I possibly have more than you at the wheels and in area under the curve (but we can't compare since we used different types of dynos).

I would attribute some of your torque to your small supercharger pulley as-well. I am using a stock supercharger pulley.

The Newman camshaft has given the car a pretty decently flat torque curve that is centered around the mid-range.
 
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Old Apr 17, 2009 | 08:57 PM
  #141  
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Not just race cars but great driving and running street cars too! Not talking about down low tractor type of torque like in a semi but good strong torque as the RPM's build and HP goes up. Honda's VTEC engines are great on the track but are tuned to make power and their torque at very high RPM's, that's why if you step on the gas in mid range RPM's in them not much happens. When Jan tuned mine he first had it getting more HP but the torque wasn't as good so he actually backed of a little of the peak HP and got more torque with a much wider powerband! Now the little motor just keeps on pulling!
 
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Old Apr 17, 2009 | 09:06 PM
  #142  
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Originally Posted by minimarks
Not just race cars but great driving and running street cars too! Not talking about down low tractor type of torque like in a semi but good strong torque as the RPM's build and HP goes up. Honda's VTEC engines are great on the track but are tuned to make power and their torque at very high RPM's, that's why if you step on the gas in mid range RPM's in them not much happens. When Jan tuned mine he first had it getting more HP but the torque wasn't as good so he actually backed of a little of the peak HP and got more torque with a much wider powerband! Now the little motor just keeps on pulling!
Very cool!

With the camshaft, the car feels quite stout compared to the stock camshaft.
 
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Old Apr 17, 2009 | 09:08 PM
  #143  
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Should!
 
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Old Apr 17, 2009 | 10:23 PM
  #144  
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Originally Posted by ED955S
I am now trading my Mini for TDI Jetta. Thanks.
I guess you didn't see the TDI cup on speed... The racing was great and all the drivers talked how awesome the TQ was from the TDI on the track.

Mini has a turbo deseil coming to the US soon that with a few treeks could be an awsome choice for the track.

Longboard
 
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Old Apr 18, 2009 | 12:58 AM
  #145  
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While in Germany, my rental car was the 2 liter TDi Volkswagen compact van. Basically a lifted up Golf. Power delivery was great - lacking in horsepower yes, but a very spirited driving experience. It suffered a little puke and die turbo top end, but the bottom end came on very nicely.

The new Turbo Diesels have came a long way since the 80's even. Heck, I've seen Cummins powered Rams tearing up dragstrips.
 
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Old Apr 18, 2009 | 01:32 AM
  #146  
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Originally Posted by M3NTAL
The old saying is "Horsepower sells cars and torque wins races".
Why does this sound so familiar?
 
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Old Apr 18, 2009 | 02:52 AM
  #147  
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Anybody who belives any kind of a aftermarket header vs a stock unit will make the same or less power is a freaking idiot. I and many others have this header. We can show dyno graphs and just say by experience that this header is one of the best power making once made. I can't tell you why your numbers are the way they are, however, you should talk to your dyno guy and see if he did not have to do anything with your numbers being off.
 
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Old Apr 18, 2009 | 03:06 AM
  #148  
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Originally Posted by COOUUPER S
Anybody who belives any kind of a aftermarket header vs a stock unit will make the same or less power is a freaking idiot. I and many others have this header. We can show dyno graphs and just say by experience that this header is one of the best power making once made. I can't tell you why your numbers are the way they are, however, you should talk to your dyno guy and see if he did not have to do anything with your numbers being off.
Do you have a before and after dyno in which the only changed part is the header?
If you do I would be interested in seeing it
 
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Old Apr 18, 2009 | 03:23 AM
  #149  
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Just did a quick search and this is the first thing I found. Dyno+tune vs obx and rmv on a automatic car. Not the best example but you get an idea. The obx has been proven to be better then stock so this shows how much better the RMW is vs the OBX. I am sure there is way more data, but do we really need prove of this ?

https://www.northamericanmotoring.co...-obx-dyno.html
 

Last edited by user 7082082; Apr 18, 2009 at 03:28 AM.
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Old Apr 18, 2009 | 03:34 AM
  #150  
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Since you can't can't explain it he's an idiot and his "dyno guy" does not know what he's doing.....sounds about right. "DYNO GUY" sounds like superhero to me.
 
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