Aerodynamics - an observation

[Turbo Tony]

Ah, but didn't the Calibra cheat by having a front quarter window to prevent a crazy ingress of incoming air? The Cavalier on the other hand had no such tricks and was designed to be driven with the window open if required (considering the scarcity of AC when it was built, that was quite often!)

[Johnmed]

Originally Posted by moltuae

I used to own one of the most aerodynamic production cars ever made, the Citroen XM (with a drag coefficient of 0.28). You could open the driver's window fully in that car at 80mph and get very little buffeting or wind in your face. Of course, being French,

Your car clearly benefited from the Gauliose option. Madam et Monsieur like a smoke