IndyCar has released drawings of the new safety flap system that will be required for the first time at the 100th Indy 500 in May. The IndyCar flap system, which mirrors the purpose and principles behind the roof flaps introduced by NASCAR, mounts to the rear beam wing on the Dallara DW12 chassis, and will be utilized in IndyCar's three speedway events at Indy, Texas, and Pocono. Two flaps are required, with one mounting to each side of the beam wing; the flaps are hinged at the leading edge of the beam wings. With a Chevy- or Honda-powered Dallara turned backwards at high speeds, the flaps are designed to deploy on their own by using the rushing air to flip upward. To keep the flaps from...
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