This 1974 Maserati Quattroporte II Bertone Prototype was the show car for Paris and Turin that year, and is said to be the only one ever roadworthy. … Holy cow that is weird. This is probably the best approximation of what an E28 crossed with an early 90s Mitsubishi Diamante would look like. super7driver. October 26, 2011 at 11:13 pm Thumb up 0 or Flag comment …. I like the styling of the slab-sided cars. … I may ring-up these chaps to offer my K-car collection. … …

More here:
1974 Maserati Quattroporte II Bertone Prototype For Sale