Ferrari 275 GTB/4
The Ferrari 275 is a 1964-1968 built vehicle model of the Ferrari and the successor to the Ferrari 250
When it was time to replace the highly successful Ferrari 250 GT, Ferrari 275 GTB presented with a very progressive design. He was the first Ferrari road with rear independent suspension and the gearbox directly to the rear axle. This model was the road closer than the other models, the Ferrari had sold in the previous years. It was very fast and offered good handling, also possessed the body of the Pininfarina Characteristics of both the 250 GTO and the 250 GT Lusso. The set-back in a transaxle design Gear gave the 275 GTB a balanced weight distribution between front and rear axles, causing a balanced ride and excellent road holding.
The chassis was new, but was still a combination of oval and rectangular tubes in a simple ladder structure and had a wheelbase of 2.40 m. The V12 engine was taken from the 250 GT and equipped with larger bore and a dry sump lubrication system, the torque in the mid range was significantly better. In addition to the version with three carburetors and 280hp with a six carburetors and 320hp was available.
Apart from the independent suspension the greatest technological innovation was the axle unit, in which the five-speed gearbox was mounted together with the differential on the rear axle. Thus, the weight distribution and the space was improved in the interior. The clutch was still sitting on the flywheel. The propeller was mounted on slender but sturdy carrier with a central bearing.
The first units had a relatively short front end, which was in 1965 replaced by a longer one. At the same transmission and engine were connected by a robust push rod.
As with Ferrari usual, the 275 GTB was the first of a series of models. End of 1966, the 275 GTB/4 as the successor to the market, its 3.3-liter engine was equipped with two camshafts per cylinder bank. The associated cylinder heads had already proven itself in the racing cars of the late 1950s. With them, the engine produced 300 hp, reaching at least 255km/h.
The 3.3-liter engine was the last stage of the so-called Colombo V12. For more cubic capacity increases was originally 1.5-liter engine does not have enough "meat", ie Material between the cylinders available. Later models were based on the "Lampredi" engine.
The 275 GTB was built 250 times with a short and 205 times with a long front end. In addition, in four years 280 pieces of GTB/4 arisen
The second version of the 275 GTB with 2 x 2 overhead camshafts and 300 hp.
Luigi Chinetti, the founder of the North American Racing Team (also known as NART), issued a convertible version of the 275 GTB/4 in order, the only times but was built. Of these, there were only two approvals in Germany, one in Munich.
Convertible version of the 275 GTB on the chassis of the GTB, but independent Pininfarina bodywork. The engine was given with 260hp.