275 GTB4 (Italy, 1966)

In late 1966, Ferrari used the Paris Motor Show to debut the latest development of its 275 GTB, the V-12 berlinetta that had been introduced to replace the long-running 250 series just two years earlier. With the addition of a second overhead camshaft to each cylinder bank, Ferrari squeezed one final iteration out of the venerable 60-degree, short-block Colombo motor that had powered the 250 and early 275 models, and in the process, they created the first dual overhead-cam engine ever used in a Ferrari road car. The new engine was standardly equipped with six Weber carburetors, which was previously just an option on the single-cam motor, and its configuration distinguished itself by developing 20 horsepower more than the unit on which it was based.

The newly christened 275 GTB/4, aptly named for its four-cam valve actuation, did not visually compromise any aspects of the prior 275 GTB’s beautiful Pininfarina body design, as it only added a sporty raised hoo...