Bertaggia was a one-off mid-engined sports car built from scratch by its owner, Enzo Bertaggia, who began the project in 1983 aiming for a car he could slalom, run in time trials and drive on the street. He sculpted a quarter-scale and then a full-size model before building fiberglass molds and a final body that, without being a deliberate copy, ended up resembling a Ferrari Dino 246. The car used…