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Brands Hatch, 16 July 1978: Carlos Reutemann, winner of the British Grand Prix



Model

312 T3


Type


Formula 1 racing car.

Years of activity


1978/1979.

First race


South African Grand Prix of 4.3.1978.

Engine


Type 015. 12 cylinders in 180° V, rear-mounted. Light alloy cylinder block and head, press-fitted aluminium cylinder liners, 112 mm connecting rod. Water cooled.

Bore and stroke


80 x 49.6 mm.

Unitary and total capacity


249.3168 / 2,991.801 cc.

Compression ratio


11.5:1.

Max. power output


510 bhp at 12,200 rpm.

Timing gear


4 valves per cylinder, 2 camshafts per bank of cylinders, gear drive at rear.

Fuel feed


Lucas indirect injection.

Ignition


Single. Coil-ignition and Marelli Dinoplex electronic capacitive discharge.

Lubrication


Pressurised. Dry sump.

Transmission


Rear. Borg & Beck multi-plate clutch. 020 gearbox with 5 speeds + reverse, transverse in block with self-locking differential.

Gear ratios


Variable depending on racing circuit.

Frame


Type 020. Stress-bearing body: aluminium panels riveted to light alloy structure with various sections and cast light alloy supports.

Front suspension


Double wishbone: double triangles, inboard spring/ dampers units.

Rear suspension


Double wishbone: upper arm, lower trapezium and 1 central strut.

Steering


Rack and pinion.

Brakes


Lockheed callipers and Brembo ventilated cast iron discs. Inboard at rear on differential.

Tyres


Front 24/55-13, rear 40/65-13. Michelin.

Rims


Light alloy multipiece. Front 11x13, rear 19x13.

Wheelbase


2,560 mm.

Front/rear track


1,620 mm / 1,585 mm.

Length


4,250 mm.

Width


2,130 mm.

Height


1,010 mm.

Weight with water and oil


601 kg.

Fuel tank


200 litres. 2 side and 1 central tanks. Petrol NO 98/100.

Battery


Safa Warley.

Bodywork


Single-seater body in composite materials and aluminium.