I didn't know about the air-brakes on the Benzes, nor the Nissan split-wing--thanks!
Quote:
Originally Posted by botsapper
Porsche 917 had moveable winglets controlled strictly by the suspension. Uneven road suspension loading and high speed transitions into turns made it unstable and after John Wolfe's fatal crash caused Porsche to remove the flaps and resorted back to fixed wings.
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Interesting--Ludvigsen's "Excellence Was Expected" cites rules as the reason for the winglets' removal. But the car was marginally undriveable with or without the winglets until the redesign for the 1970 season.
-soD