The car in Wendax's puzzle was For Sale in Belgium recently, accompanied by the following description (Google translated!):
QUOTE
ALFA ROMEO COLLI coupe, aluminium body, the first registration 30/06/1953, 1,900 cc engine, this car was built by a coachbuilder who name "Colli" this car is very rare is located in a good presentation body levels include a mechanical levels for restarting the car rolls over recent years. The asking price is € 175,000 Speaks French / Italian Pista Fiorano SPRL tours only by appointment Roberto +32 (0) 494 / 67.47 .68 Alfonso +32 (0) 499 / 18.32.04
UNQUOTE
Below is the much better-known Alfa 1900 Colli; perhaps this is the original car that provided the inspiration for the car in Wendax's puzzle?