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

Drivetrain M7 Extreme vs Ram scoops

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Old Feb 21, 2006 | 05:12 PM
  #1  
obehave's Avatar
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M7 Extreme vs Ram scoops

Any comparison data?

The Extreme unit reminds me of an elephant seal so it wouldn't be high up on my choice of things to do.

The Ram scoop on the other hand looks much better.

I'd really like to know the performance delta between the 2.

Anyone??
 
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Old Feb 21, 2006 | 05:20 PM
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Where are you seeing these two scoops?
 
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Old Feb 21, 2006 | 05:26 PM
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I thought the extreme scoop looked funny until I saw it in person. Much better.
 
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Old Feb 21, 2006 | 05:41 PM
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Originally Posted by dominicminicoopers
Where are you seeing these two scoops?

They're on the M7 site
Ram
http://www.m7tuning.com/main.m7/store/10035

Extreme
http://www.m7tuning.com/main.m7/store/10013
 
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Old Feb 21, 2006 | 06:00 PM
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how about ...

This is from Mini Mania



Big and more in gallery
 
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Old Feb 21, 2006 | 06:05 PM
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I saw an Extreme scoop once--it looked stoopid. Of course I was always waiting for the Ram Intake, which I now have on my MCS...mmm sweat!
 
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Old Feb 21, 2006 | 06:12 PM
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Originally Posted by bpago
This is from Mini Mania



Big and more in gallery
Looks like the BBR.


The stock scoop opening remains and could become a restriction.
I have a GRS IC and would prefer a larger opening.
 
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Old Feb 21, 2006 | 06:21 PM
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I asked Peter at M7 the same question when the Ram intake was coming to production, as I had recieved an M7 Extreme scoop from the wife for Christmas. He said that the Extreme will be much more aggressive in terms of grabbing air and directing it over the IC... but the Ram intake is an improvement over stock, while perhaps being more pleasing asthetically.

I'm on the fence myself... but I don't hate the look of the Extreme.. it just isn't very "Mini" ish.
 
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Old Feb 21, 2006 | 06:38 PM
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Originally Posted by F15EWeapon
I asked Peter at M7 the same question when the Ram intake was coming to production, as I had recieved an M7 Extreme scoop from the wife for Christmas. He said that the Extreme will be much more aggressive in terms of grabbing air and directing it over the IC... but the Ram intake is an improvement over stock, while perhaps being more pleasing asthetically.

I'm on the fence myself... but I don't hate the look of the Extreme.. it just isn't very "Mini" ish.

Thanks Ben.

No, it isn't bad but I'm kinda conservative
 
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Old Feb 21, 2006 | 06:47 PM
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The look is certainly not something for everyone . If you are more bling / appearance orientated then the extreme scoop is not for you. As with most of our products they certainly are not for the masses .If you put function first then perhaps it doesn't look so bad

Randy
M7 Tuning

 
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Old Feb 21, 2006 | 07:05 PM
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i think the extreme scoop looks really good from the front...and like a WRX scoop from the side..(not a bad thing)..I'd like to see one in person, but I think I may order one.
 
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Old Feb 21, 2006 | 07:42 PM
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Meanwhile back here in Reality, both of these scoops require significant work to actually get the potential increased airflow through the IC, where it can actually do some good.

The stock upper diverter, if retained, will neck the large scoop opening down to about 1/4" of headroom above the IC. While this will increase cooling air velocity, it also reduces the pressure and the total airmass, and thus, airflow through the IC will not be increased simply by having a bigger scoop with the stock upper diverter.

The other thing that the stock upper diverter does, is that where the airflow is constricted at the entry to the reduced headroom, i.e. where the upper diverter reduces the available flow path, it creates an increased pressure zone in front of the upper diverter, i.e. exactly where the slot is between lower diverter and the bottom of the scoop. This, of course, means that much of the airflow will go down, following the path of least resistance, and will not go through the IC at all. No benefit from any air that flows around the IC.

Trust me when I tell you that airflow under the IC will not assist in cooling...
;^)

To get real benefit from either of these scoops, you must toss the upper diverter and fabricate an airdam to direct air through the IC, and arrange a flexible seal between the bottom of the scoop and your IC diverter plate.

I am really mystified why M7 or someone has not offered a complete kit that replaces the upper diverter and closes the slot between diverter and scoop. Without these other two pieces, the larger scoops are only marginally effective, compared to how well they could work.

So far, these are scoops are suitable for hobbyists who can fabricate air seals that force cooling air through the IC, or for those who want bling. Neither will be effective without significant additional work.
 
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Old Feb 21, 2006 | 08:03 PM
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Originally Posted by maxmini
snip....


If you are more bling / appearance orientated then the extreme scoop is not for you. As with most of our products they certainly are not for the masses .If you put function first then perhaps it doesn't look so bad

Randy
M7 Tuning
That's an endearing statement.

Maybe you guys should hire a PR rep.
 
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Old Feb 21, 2006 | 08:04 PM
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I am using the Extreme Scoop with an Alta diverter. After removing the inner plastic liner which is connected to the hood the scoop fits fine. Total time for install about 25 min . As Misfity proved quite awhile ago and anyone that has witnessed my in person demo, it works.

Randy
m7 Tuning
 
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Old Feb 21, 2006 | 08:06 PM
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Thanks OldRick.

That's the type of information I'm looking for.
 
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Old Feb 21, 2006 | 08:11 PM
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Rick,

It would be about impossible to bridge the gap between the scoop and the IC as the motor just moves too much.
As far as making a better transition I might suggest you call Peter and discuss this with him as he is usually open to good ideas.
Quite like most mods of this sort I believe you are right in the fact that the buyer should be someone who can spend some "tinker time" to get the very most out of it.
As far as I'm concerned, anyone interested in improving flow to their IC should first start with removal of all the factory diverting, including the under hood stuff, and replacing it with the Alta diverter, if not a homemade one. There is also some things that can be done with helping the air flow from the underside of the IC that are easy enough to do.
I run the M7 big scoop and did a few mods to it myself. I have the new smaller one coming and look forward to the comparison on the track. I think I would run the smaller on a track like Watkins Glen, whereas I would go with the biggy at Lime Rock and New Hampshire.

Thumbs up to M7 for their continued "new" thinking. I look forward to the "new" stuff very soon.
 
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Old Feb 21, 2006 | 08:14 PM
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Originally Posted by OldRick
I am really mystified why M7 or someone has not offered a complete kit that replaces the upper diverter and closes the slot between diverter and scoop.
Mr. Rick...

The reason is pretty simple, #1. no one ever asked for it. #2. There is many
variations on the theme, GRS, Alta etc. and every one has different meassurments, gaps,depths and so on.
As for your statement that it makes no difference and they don't work without extensive work on the diverter parts, are patently false. The first
extreme scoop that was tested was on a stock upper diverter with no
dremel work, WD40, drills, tape, foam, aluminum strip etc. and the numbers
where incredibly impressive as can be seen in this image....


I hope this clear up some questions...

peter
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Old Feb 21, 2006 | 08:20 PM
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Hey it just hit me both products are M7's, damn what a luxury.

So let it be said I don't care which one you want..

peter
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Old Feb 21, 2006 | 08:35 PM
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I installed the M7 Ram Intake this morning using the stock IC and stock diverter modified similar to how Sid (the co-designer of the scoop) indicates in his posts and gallery photo. There's no problem with air flow, and the scoop has totally unobstructed access to the entire IC cooling surface. No interference, no rammed air loss, just double the hole in the bonnet. I can't believe how easy the install was--under 20 minutes and I took my time! I have read OldRick's posts and empathize with his problems, but I didn't have any.
Of course, YMMV!
cheers,
phil
 
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Old Feb 21, 2006 | 09:20 PM
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I didn't say that the larger scoops won't work at all, I said, to quote myself:
...the larger scoops are only marginally effective, compared to how well they could work.
It is not at all difficult to bridge the gap between IC diverter and scoop - the earlier MINI's had a rubber flange that did the job just fine. The design I've shown in other threads also works well, at trivial cost in material and work. Adding urethane bushings in the lower "torque mount" engine mount makes this part even easier, by reducing engine fore and aft rocking.

As to the upper diverter, if I can quote MSFITOY yet again
...this scoop will require the OEM upper diverter be removed altogether and a foam seal be attached to the top of the IC cover. This freed us up to open the intake area
What part of "...require that the upper diverter be removed..." do you not understand?

Replacing the upper diverter is even easier than sealing the slot, as I illustrated in another thread - about an hour spent gluing foam to a piece of dynamat.

Re. the Alta diverter, I'd suggest that you take a close look at one installed - those that I have inspected with a flashlight had a 1/2" gap at the center rear of the foam airdam, under the hood bulge, and they also have an IC to scoop gap that is nearly as big as stock.

To get the air to REALLY flow through the IC and cool the intake charge, it is necessary to block all other exit paths, and open up the path where you want the air to flow - air WILL flow through the path of least resistance. This means ditching the stock upper diverter, and blocking the large slot between diverter and scoop.

If you don't do these two things, no larger scoop can possibly function as well as it could and should.
 
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Old Feb 21, 2006 | 09:42 PM
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...... I need to stay out of these threads as I seem to get really confused...
 
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Old Feb 22, 2006 | 07:55 AM
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Originally Posted by M7
Hey it just hit me both products are M7's, damn what a luxury.

So let it be said I don't care which one you want..

peter
Team M7
562-608-8123
I KNEW IT!!! See, he just said it... He doesn't care!!!

Just yanking your chain, Peter.
 
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Old Feb 22, 2006 | 08:02 AM
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Hay Peter,

any chance you can repeat the temp tests with the new scoop? I don't really care what they look like, but I do care which one cools better.

Also, OldRick does have a point. Sloppy diverters can waste the benefit that larger ICs hope to give. A bigger IC, or the stock one for that matter, isn't that good when the air doesn't go through it. Every aftermarket IC diverter I've seen can use some work.

Matt
 
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Old Feb 22, 2006 | 08:07 AM
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Leave it up to me to have a dumb question. What does the fiberglass/gel coat look like?

"The The M7 Ram Intake will be available as fiberglass/gel coat and a luscious looking Carbon Fiber composite."

Does this mean if I want it pure silver I need to have it painted? or is the gel coat it's own color? Sorry, I'm just trying to find out what the end cost will be.
 
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Old Feb 22, 2006 | 08:17 AM
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Fair question. The fiberglass/gel coat scoop arrives ready for paint. If you like we have a connection with an excellant painter and can match your stock color or you can go to your local painter and have it done to your specifications.

Randy
M7 Tuning
 
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