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Juan Manuel Fangio, Drivers' World Champion with Ferrari in 1956



Model

D 50


Type


Formula 1 racing car.

Years of activity


1955/1956/1957.

First race


International Oulton Gold Cup Meeting of 24.9.1955.

Engine


8 cylinders in 90° V, aspirated, front-mounted, light alloy cylinder block and head, press-fitted cast iron cylinder liners, 135 mm connecting rod, water cooled.

Bore and stroke


76 x 68.5 mm.

Unitary and total capacity


310.75 / 2,485.98 cc.

Compression ratio


11.9:1.

Max. power output


265 bhp at 8,000 rpm.

Timing gear


2 valves per cylinder, 2 overhead camshafts per bank of cylinders, chain drive.

Fuel feed


4 Solex 40 PII vertical twin choke carburettors.

Ignition


Double. 2 Marelli magnetos.

Lubrication


Forced with dry sump.

Transmission


Rear. Dry, twin-plate clutch, rear transverse gearbox with 5 speeds + reverse, in block with self-locking differential.

Gear ratios


Variable depending on racing circuit.

Frame


Steel tube structure.

Front suspension


Double wishbones: double triangles, transverse lower leaf spring, telescopic inboard dampers connected to wheels by rocker arms.

Rear suspension


De Dion axle, transverse upper leaf spring, Houdaille lever dampers.

Steering


Worm and sector.

Brakes


Drums on all four wheels with hydraulic control.

Tyres


Front 5.50x16, rear 7.00x16. Englebert.

Rims


Spoked, light alloy.

Wheelbase


2,280 mm.

Front/rear track


1,270 / 1,270 mm.

Length


3,850 mm.

Width


1,448 mm.

Height


962 mm.

Weight with water and oil


640 kg.

Fuel tank


190 litres of mixture. rear mounted.

Bodywork


Aluminium single-seater body. Single unit with false side fuel tanks with purely aerodynamic function between the wheels.