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Old 07-04-2011, 10:28 AM   #12 (permalink)
kach22i
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Quote:
Originally Posted by AeroModder View Post
There's just dead air under the Mustang's spoiler there.
Yes, that was my point, the Mustang fiberglass piece is not a wing at all, yet the Wiki author chose to call the black strip a Gurney Flap. Although not accurate it is a common mistake, one I made in the title as well.

Not all near vertical strips are Gurney Flaps, however calling a rear spoiler of similar profile is common practice. Perhaps to distinguish it from wings and other profiles. Perhaps another reason for this is that some air does move under a car (or truck) body, and the vortex of swirling air from the rear spolier is having similar aerodynamic benefits to that of a true Gurney Flap on a wing.
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