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Old 03-11-2012, 10:54 PM   #5 (permalink)
kach22i
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Quote:
Originally Posted by capnbass91 View Post
I've seen two kinds of these spoilers.....
The first one on the white car redirects the boundary air current down so it stays attached to the rear window.

The second one on the gray car provides a clean edge for the departing air, and launches it slightly down and out. I should note that there is no hope of the trunk wing on the gray doing much of anything.

I think they both create uplift, but in my opinion most drag saving devices and forms do, just as most down-force created devices and forms cause more drag. If someone can prove me wrong with those statements, I welcome the learning experience.
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2012 Infiniti G37X Coupe
1977 Porsche 911s Targa
1998 Chevy S-10 Pick-Up truck
1989 Scat II HP Hovercraft

You cannot sell aerodynamics in a can............
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