[kach22i]

Originally Posted by Frank Lee

Ummmm...
'84 Escort = .36 Cd (or .38- depends on source: 1983 -1985 Ford Escort GT Turbo: The Trickle Down Effect | Autopolis )
'12 Rustang = .36 Cd

Allow me to clarify, the mystery is how these two cars could have closely matching Cd numbers when one is a box (Escort), and the other is only a box from the top of the tires down (Mustang).