Quote:
Originally Posted by Yippeekyaa
Interesting! NASCAR uses the cowl Just beneath the windshield as the location for the air intake and have done so for many years. Do not know if that is an actual rule or for aerodynamic advantages. That being said, i assumed that considering the millions NASCAR spend on aerodynamics, that the cowl would be the best place to locate the air intake.
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Easy enough to measure for yourself. The pressure at the base of the windscreen varies depending on the shape of the car, but it is typically 40 - 65 per cent the stagnation pressure (ie the max pressure at front of car).