sentences:  Three twin-choke carburettors and a raised compression ratio brought the output of the three-litre straight six to .This one-off racing car was entered at the 1950 Mille Miglia with number 740, driven by Sanesi and Bianchi; the car did not finish the race, as the two had to withdraw near Ferrara.In 1952 engine parts of the 6C 3000 were used again on the 6C 3000 CM—for "Competizione Maggiorata" or Competition Enlarged Displacement.