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Old 10-07-2009, 02:19 PM   #17 (permalink)
chuckm
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Quote:
Originally Posted by aerohead View Post
What I've read about them is that the act of directing air towards the wake is good,but air separates off the back side of the deflector for a net drag increase overall.--------- simple flat plates extending straight back,which capture vortices along a quasi-Kamm profile have been demonstated to help,although you have the "length" issue.
I hope I'm not misunderstanding you... if I attached a short Kamm profile lip to the top of my rear windshield area, I might gain a little benefit?
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