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

Drivetrain Venturi Scoop info?

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Old Apr 2, 2004 | 06:15 AM
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Does anyone have one of these?



If so, I'd like your opinion. Any pics from various angles would be greatly appreciated
 
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Old Apr 2, 2004 | 06:23 AM
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Anyone who gets one is welcome to borrow my Magnehelic differential pressure tester. I'm curious to see if it has any effect on the air pressure going into the intercooler at speed.
 
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Old Apr 2, 2004 | 06:45 AM
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Ive got one.. i have had it on the car now for about 3 weeks... i like the look of it... although its kinda noisy at high speeds.....
 
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Old Apr 2, 2004 | 06:55 AM
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I'm seeing a "x". Noisy? What kinda noise?
 
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Old Apr 2, 2004 | 07:02 AM
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Like a wind noise... like the air is rolling over the scoop.. but this noise really is not loud until you reach 80 and up...
 
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Old Apr 2, 2004 | 07:09 AM
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Really would be nice you could manage to put up the pic again
 
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Old Apr 2, 2004 | 07:24 AM
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i was trying to.. but it was acting up.. these are on my cardomain site...






 
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Old Apr 2, 2004 | 07:25 AM
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if you want anymore pics up close i can take them later... and post them... hope this helps...
 
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Old Apr 2, 2004 | 07:31 AM
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Wow
 
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Old Apr 2, 2004 | 07:34 AM
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its the great fix it tool... DUCT TAPE>. lol

nah its 3m two sided tape that came on it..

i will post the pics in about 2 hrs
 
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Old Apr 2, 2004 | 07:46 AM
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Thanks for posting the pics. I take it the double sided tape is only on the scoop, not on the metal hood? Do you feel it was worth the price?
 
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Old Apr 2, 2004 | 07:46 AM
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i hope these have helped you....
 
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Old Apr 2, 2004 | 08:29 AM
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Good pics, thanks!
 
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Old Apr 2, 2004 | 08:29 AM
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Thanks so very much These really help. I'm gonna order one today.

Andy, what is a "Magnehelic differential pressure tester"?


 
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Old Apr 2, 2004 | 08:36 AM
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i like it.. it makes me different right now.. cause most people would not put that on there car because of the price... I think it cools my car down more with that scoop on there... although it probably only took 15 bucks to make i think this its worth the price..
 
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Old Apr 2, 2004 | 09:11 AM
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MSFITOY,

The Magnehelic is a gauge that measures air pressure with very sensitive resolution:



https://www.northamericanmotoring.co...amp;topic=8631
 
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Old Apr 2, 2004 | 09:31 AM
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>>Like a wind noise... like the air is rolling over the scoop.. but this noise really is not loud until you reach 80 and up...

My error I thought you said HIGH speed.

Earl
 
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Old Apr 2, 2004 | 09:32 AM
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MSFITOY dang, keepin at it with mods
 
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Old Apr 2, 2004 | 09:33 AM
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well i have been been known to bury my speedo... a few times... nothing like cleaning out the pipes... lol
 
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Old Apr 2, 2004 | 11:24 AM
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>>MSFITOY dang, keepin at it with mods

Just tryn to feed more air into that big expensive Alta TMIC

 
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Old Apr 2, 2004 | 11:25 AM
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>>Anyone who gets one is welcome to borrow my Magnehelic differential pressure tester. I'm curious to see if it has any effect on the air pressure going into the intercooler at speed.


I'd be willing to give it a try. Is it hard to set up?
 
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Old Apr 2, 2004 | 11:29 AM
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Not hard to set up at all. It's just a gauge with two hoses attached to it. Tape one hose in the scoop area, seal off the other hose. Go for a drive. Record the reading at, say, 60 mph. Then, install the "venturi scoop" and go for another drive. Record the reading at 60 mph. If the air pressure is higher, the scoop does something. If it's the same it does nothing. If it's lower, it does negative something.
 
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Old Apr 2, 2004 | 12:28 PM
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MISFIT,
Let us know how you make out with the magne-do-hicky-thingy. I'm real interested in the results too.
 
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Old Apr 2, 2004 | 12:54 PM
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>>like the air is rolling over the scoop.. but this noise really is not loud until you reach 80 and up...

thanks for posting the pictures.

a little oversimplified aero: the noise you hear could be excess air spilling over the inlet. at any given air speed, you can only generate a given maximum static pressure that will force the air through the ic. the max amount of air that will flow through depends on this pressure and the resistance of the ic. having a larger inlet that captures more than the max amount that can flow through the ic means that the extra air just backs up and "spills" out of the inlet.

this spilled air is messy. on jet aircraft inlets, this messy spilled air causes what is called "spill drag." it's an ugly phenomenon that you are admonished to avoid. some designers try to avoid it with inlets that can change in size depending on the speed.

or you could be hearing vortices that are being generated off the back side of the lip, even if you aren't spilling.

ok, off the lecturn,
looking forward to somebody pressure testing/tufting these things,
flyboy2160
 
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Old Apr 2, 2004 | 03:24 PM
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>>Not hard to set up at all. It's just a gauge with two hoses attached to it. Tape one hose in the scoop area, seal off the other hose. Go for a drive. Record the reading at, say, 60 mph. Then, install the "venturi scoop" and go for another drive. Record the reading at 60 mph. If the air pressure is higher, the scoop does something. If it's the same it does nothing. If it's lower, it does negative something.


Andy, please check you PM. I will send you my address...ok?
 
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