Thread: Interesting Aerodynamic Cars (Mike Vetter's ETV, also Avion)
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Old 10-20-2020, 01:32 PM   #3593 (permalink)
freebeard
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Quote:
That VW has a gurney flap on the diffuser, is that for diffuser function or air flowing over the top of the diffuser? Has anyone seen any evidence for this or heard of it before?
At 4:00 — "It extends the effective length, apparently."

The postal truck has a central peak. How does that affect crosswind performance?
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