On Jan 20, 2010, at 8:09 AM, Dave Mcneely <mcneely4@COX.NET> wrote:

> Oh, I have no question that it is a drag, more than a bit.  But the
> pictured vehicle, with the poptop but no luggage rack, it seems
> would be
> worse.  There is no picture in the link you referenced that would shed
> any light (or wind) regarding this.  I'm not an engineer, I'll leave
> the
> analysis to others.  Just going on common sense.  David

Aerodynamics is one area where common sense can fail. Take DH's former
Porsche 928. Sleek looking landshark nose with seemingly dolphin-like
smooth exterior. Common sense would have indicated that it is more
aerodynamic than the brick-like Golf/Rabbit of the same era. IIRC, the
truth is completely the opposite.

BenT