It's got taper in plan, but the rear fenders would be 'faster backwards'.
There is one that I didn't mention because the aerodynamics is even worse; but here it is:
http://ratrodsrule.com/forum/showthread.php?t=9160
The single leading arm front suspension is interesting. The engine was relocated to the rear, or they moved the steering to the back and reversed the body, or something.
That whole thread is full of 2CV rat rods, hood-rides, panels, woodies—even a flatbed truck. I like 'em.