While he didnt do so well aero wise, a few build tips may be gleaned from
http://rqriley.com
Ive been toying with a cross between his vehicles and a HPV shape.
Looking at MetroMPG's picture, anyone try flipping a metro around ? nearly perfect aero.
Lock the steering rack, flip the engine so its mounted mid and spins right, put a steering rack in the rear(now front), spin the sets and dash.
You'd have to get in Issetta style i guess but it would get looks and be LOCOST