Oh, really? I wasn't aware it didn't work out for him.
IMO the mural should have been a rabbit.
It also should be asked- why the Rabbit Pickup? There are tons of other efficient starting points that would arguably be easier to modify, and less historically significant (I mean, Caddies are real collector cars now).
Honda CRX HF, Civic VX, CX & HX, Insight, Geo Metro XFi, Toyota Prius and any number of small, manual shift economy cars like a Toyota Tercel or Saturn SC.