Page 1 of 2 Take one look at the trap speeds entering Turn 1 during Sunday's Kohler Grand Prix Verizon IndyCar Series race, and a fight among top fuel dragsters and pro stocks jumps from the page. The dueling aerodynamic setup philosophies at play – a battle between cars using super-low drag and medium-low drag – meant some drivers were rockets on the long Road America straights, but suffered a bit in high-speed corners, and others weren't as fast on the straights, but made up time on their low-drag rivals in the sweeping corners. Fuel mileage was the other factor to consider while choosing the top fuel or pro stock route. For those on the super-low plan, improved fuel mileage followed...
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