  Brands Hatch, 16 July 1978: Carlos Reutemann, winner of the British Grand Prix |
 Model 312 T3
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 24/55-13î, rear 40/65-13î. Michelin.
Rims Light alloy multipiece. Front 11x13î, rear 19x13î.
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.
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