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

Drivetrain Seeking minimum power gain

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Old Jun 28, 2009 | 03:10 AM
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Seeking minimum power gain

Hi there, im new to the forum. I am not new to the modifying mcs world although. All im looking for is approx. 5 kw more (about 7hp)

thanks in advance
 

Last edited by R53; Jul 30, 2009 at 01:08 PM.
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Old Jun 28, 2009 | 04:34 AM
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u can re-tune it... that would probably be your easiest and cheapest method.. some more ignition timing, run it a little leaner.. (depending how aggressive ur tuner went previously)

7hp is not alot.. and u will see that kind of variance with simple weather changes even...

hell even a Tune up (plugs wires filters etc) might give u that much HP if it has been awhile..
 
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Old Jun 28, 2009 | 05:22 AM
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all that has been done more recently, tune was my last mod...well the weather is cool at the moment.. lol
 
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Old Jun 28, 2009 | 06:00 AM
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Depending on where you live and how hot it gets... water/meth can get you that and more... kits can be had for a little or a lot, depending on how sophisticated you want to get and what your goals are...
 
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Old Jun 28, 2009 | 06:04 AM
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I was under the impression water/meth robs u of power (it replaces air in the mix, therefore less oxygen=less power) in return providing better knock supression

u have to raise the boost to compensate..


have u considered another pulley? 17% for example (i don't know if it exists just saying)
 
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Old Jun 28, 2009 | 06:36 AM
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I think BlimeyCabrio is referring to spraying water/ alcohol on the intercooler area to lower temps. As the temp climbs, efficiency wanes. Adding an intercooler diverter with sprayer and a larger hood scoop would increase cold air to the engine compartment and allow you to convert your rear windshield sprayer to the intercooler sprayer http://www.outmotoring.com/mini-coop...r_air_diverter

Is your CAI really bringing in cold air or is it taking in air from the hot compartment? A larger scoop, a CAI box or getting air through holes in the rear of the intake area so that it is coming from the cowl opening would all help.

Also R53, you did not list anything about plugs. I am assuming that you are using colder racing plugs to maximize your 17% and tune.

A question for you R53, why 7 hp more? It looks like you "tweaked" about the max out with your 17% and other mods without doing a cam. Remember that mods for power are not necessarily cumulative; if you need 7 hp you probably need a mod that, by itself, would bring 15 or more hp and there are not any short of a cam. (even though, as stated 8 hp fluctuations die to weather, etc are commonplace). The suggestion from BC and me simply would make the current mods more efficient and may net you a few.
 

Last edited by thecigarman; Jun 28, 2009 at 06:55 AM.
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Old Jun 28, 2009 | 06:55 AM
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Nope - I'm talking about spraying water/meth in the intake tract, post IC, for cooling. Most beneficial in hot climates. If you're tuned for it, it can ADD power. See Maitland's track record thread...
 
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Old Jun 28, 2009 | 07:02 AM
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Originally Posted by thecigarman
I think BlimeyCabrio is referring to spraying water/ alcohol on the intercooler area to lower temps. As the temp climbs, efficiency wanes. Adding an intercooler diverter with sprayer and a larger hood scoop would increase cold air to the engine compartment and allow you to convert your rear windshield sprayer to the intercooler sprayer http://www.outmotoring.com/mini-coop...r_air_diverter

Is your CAI really bringing in cold air or is it taking in air from the hot compartment? A larger scoop, a CAI box or getting air through holes in the rear of the intake area so that it is coming from the cowl opening would all help.

Also R53, you did not list anything about plugs. I am assuming that you are using colder racing plugs to maximize your 17% and tune.

A question for you R53, why 7 hp more? It looks like you "tweaked" about the max out with your 17% and other mods without doing a cam. Remember that mods for power are not necessarily cumulative; if you need 7 hp you probably need a mod that, by itself, would bring 15 or more hp and there are not any short of a cam. (even though, as stated 8 hp fluctuations die to weather, etc are commonplace). The suggestion from BC and me simply would make the current mods more efficient and may net you a few.
My CAI is fully enclosed pulling in air from the grill and the crowl area, but i am going back to my standard airbox as i prefer it more and after testing it out on the dyno, i lost 5 NM and gained 0.7kw (not even 1hp) it also made a few dips in the graph
 

Last edited by R53; Jul 30, 2009 at 01:09 PM.
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Old Jun 28, 2009 | 07:17 AM
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Originally Posted by BlimeyCabrio
Nope - I'm talking about spraying water/meth in the intake tract, post IC, for cooling. Most beneficial in hot climates. If you're tuned for it, it can ADD power. See Maitland's track record thread...

Ah, thanks for the clarification--my mind was locked on cooling...
 
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Old Jun 28, 2009 | 07:20 AM
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i think going to a rmw cam would do the trick .
 
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Old Jun 28, 2009 | 07:24 AM
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Yes i think a cam would be my next mod, but not now..
 
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Old Jun 28, 2009 | 10:11 AM
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The easiest & cheapest way to gain a little is by removing the Forge IC and returning to stock. With the hood closed, the Forge covers a portion of the trim opening limiting cooling flow, and pressure drop through the Forge is greater than stock.

It's too bad you're looking for minimum power gain.
 
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Old Jun 28, 2009 | 10:29 AM
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there you go... !! Cold air intake will allow a biy more power!! A water-meth system, will allow a bit more power ( 9-16 WHP) , and a Cam will add some more power. Cheapest?? CAI, Camshaft ( NS-1) , water-meth system. They are all in the $200-$300.00 USD range..
Post your location... there might be few MINI's there, that can help..yes??

Just me.............................

Thumper
 
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Old Jun 28, 2009 | 02:22 PM
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Originally Posted by k-huevo
The easiest & cheapest way to gain a little is by removing the Forge IC and returning to stock. With the hood closed, the Forge covers a portion of the trim opening limiting cooling flow, and pressure drop through the Forge is greater than stock.

It's too bad you're looking for minimum power gain.
Before i had the forge cooler fitted, i was also concerned about the airflow pathway would be half blocked, but after having it fitted and closed the hood. it wasn't even blocking the intake scoop a bit. In fact the air flow is directly ontop of it. Maybe the design is updated abit as i bought mine 2 weeks back.

cai makes no power.
 
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Old Jun 28, 2009 | 05:39 PM
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how old is ur supercharger belt? better yet...which one are you running.

i see the cam as the best option since u seem to have cai already. you can get an N1/crower regrind for less than $350.
 
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Old Jun 28, 2009 | 07:11 PM
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Originally Posted by k-huevo
The easiest & cheapest way to gain a little is by removing the Forge IC and returning to stock. With the hood closed, the Forge covers a portion of the trim opening limiting cooling flow, and pressure drop through the Forge is greater than stock.

It's too bad you're looking for minimum power gain.
1+, I had a forge IC on my car breifly and K-huevo is spot on...

The best way to add power on the cheap at your stage of mods is a cam

I can't see you getting 5kw any other way....
 
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Old Jun 29, 2009 | 02:50 PM
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Try a nitrostick camshaft, you will like it and WAY cheaper than the newman cam
 
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Old Jun 30, 2009 | 01:20 AM
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Cam

Originally Posted by RatBlast
i think going to a rmw cam would do the trick .
+1 on the rmw cam
If you are in England you don't have to paay shipping foe newman/rmw cams.
retune after cam as well.
 
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Old Jun 30, 2009 | 08:18 AM
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Or you can go direct to Newman Cams...and just ask for the Newman's Mini Cooper S (R53) cam, Im sure they'll help you out...

But I suggest getting the Crower/NS1 cam....waaaaay cheaper and shows loooooooaaaaads of power...definitely gives the Newman a run for its money
 
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Old Jun 30, 2009 | 08:27 AM
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IF you are in the UK search out 1320Auto, they designed the cam and can install and TUNE , thus saving you a buck or two..yes?? Or like above buy it there and bring it back.. I think is 160.00 PS over there..

Just me........................

Thumper
 
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Old Jul 1, 2009 | 10:42 AM
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congratulations guys on taking over yet another thread here on NAM Great to see things haven't changed in the past few weeks. I've been hanging out in another room where questions actually get answered and people are eager to help, not shoot each other down. Poor guy wanted to know how he could add only 7hp and this turns into yet another pissing match.

But that's just my $.02

Steve
 
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Old Jul 1, 2009 | 12:19 PM
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Here's what the OP has...

Originally Posted by R53
Hi there, im new to the forum. I am not new to the modifying mcs world although. All im looking for is approx. 5 kw more (about 7hp)

my current setup is

17% ALTA Pulley
enclosed CAI
Miltek
Headers
Forge TMIC
custom tuned

anyway i can get 5 kw (7hp) out of my little mini without spending alot ?

thanks in advance
Originally Posted by R53
My CAI is fully enclosed pulling in air from the grill and the crowl area, but i am going back to my standard airbox as i prefer it more and after testing it out on the dyno, i lost 5 NM and gained 0.7kw (not even 1hp) it also made a few dips in the graph

Why 7hp more? well im currently doing 165kw with my current setup and i would be happy with having a figure of 170Kw, that would be my only reason.

I havent changed my plugs to iridium's, but are they that good and effective? any gains proven from changing them?

i dont think ill be doing the water/meth kit now, maybe in the future
as i said, all i want is to be doing 170kw (228hp)

I feel that my Forge cooler (dont knw what i was thinking when i intially entered GRS lol) is good enough and keeps the car consistent in terms of temps, ive done logging with my tuner.

thanks for all the responses
And a Cam isn't in the cards anytime soon....
Originally Posted by R53
Yes i think a cam would be my next mod, but not now..
Lets keep this thread on Topic, if you want to shill your cams, go start a thread for it or wait a few days for this "new thread" that's due and hash it out there.
 
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Old Jul 1, 2009 | 12:24 PM
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Originally Posted by Vernon29RW
congratulations guys on taking over yet another thread here on NAM Great to see things haven't changed in the past few weeks. I've been hanging out in another room where questions actually get answered and people are eager to help, not shoot each other down. Poor guy wanted to know how he could add only 7hp and this turns into yet another pissing match.

But that's just my $.02

Steve
Here Here and well said
 
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Old Jul 1, 2009 | 03:27 PM
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Thanks guys for screwing up another thread. Your rants (on both sides) make it a pain to read threads because you add pages of posts not addressing the original thread.
 
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Old Jul 1, 2009 | 11:14 PM
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Ok apparently we missed this the first time
Originally Posted by Motor On
Lets keep this thread on Topic, if you want to shill your cams, go start a thread for it or wait a few days for this "new thread" that's due and hash it out there.
Lets use this thread to help a new member here.
Here's the topic
Originally Posted by R53
Hi there, im new to the forum. I am not new to the modifying mcs world although. All im looking for is approx. 5 kw more (about 7hp)

my current setup is

17% ALTA Pulley
enclosed CAI
Miltek
Headers
Forge TMIC
custom tuned

anyway i can get 5 kw (7hp) out of my little mini without spending alot ?

thanks in advance
R53, what exactly is your "enclosed CAI"? A little modifying of what you've already got might get you part of the way to where you're looking to be.

Have you looked at the ALTA 19% pulley? Only need to swap out the outer half and that should pull a couple of HP too

And if you wait until the winter (assuming you're in N America) your dyno #s will change too
 
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