Quote:
Originally Posted by Daox
I find it very amazing that the little vent increases drag by over 10%.
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Daox - here's another bit of info that emphasizes the aero impact of the cooling system. On a study of an un-named car with Cd 0.29, it makes up the biggest fraction of total drag:
This is from the Autospeed article, linked above. Worth a read:
Modifying Under-Car Airflow, Part 1