Le Castellet, 9 July 1989: Nigel Mansell, second in the French Grand Prix |
Model F1-89
Formula 1 racing car.
Years of activity 1989.
First race Brazilian Grand Prix of 26.3.1989.
Engine Type 035/5. 12 cylinders in 65° V, rear-mounted. Special cast iron cylinder block without press-fitted cylinder liners. Light alloy head. 112 mm connecting rod. Water cooled.
Bore and stroke 84 x 52.6 mm.
Unitary and total capacity 291.49 / 3,497.96 cc.
Compression ratio 11.5:1.
Max. power output 600 bhp at 12,500 rpm.
Timing gear 5 valves per cylinder (3 intake). 2 overhead camshafts per bank of cylinders. Gear drive at front.
Fuel feed Weber-Marelli digital electronic indirect injection with 2 injectors.
Ignition Single. Magneti Marelli electronic static.
Lubrication Pressurised. Dry sump.
Transmission Rear. Three-plate steel clutch with mechanical and automatic control. 640/A longitudinal overhanging gearbox with 7 speeds + reverse, semi- automatic with electronic management.
Gear ratios Variable depending on racing circuit.
Frame Type 640. Single-piece monococque. Material: carbon fibre and Kevlar honeycomb.
Front suspension Double wishbones: 2 overlapping elliptic section triangles, strut or push-rod springing.
Rear suspension Double wishbones: upper triangle, lower trapezium, strut or push-rod springing.
Steering Rack and pinion.
Brakes Ventilated carbon discs and monolithic Brembo callipers on all 4 wheels.
Tyres Front 25.0-10.0-13î, rear 26.0-15.0-13î. Goodyear.
Rims Cast single piece. Front 11.75x13î, rear 16x13î.
Wheelbase 2,855 mm.
Front/rear track 1,800 mm / 1,675 mm.
Length 4,400 mm.
Width 2,130 mm.
Height 950 mm.
Weight with water and oil 515 kg.
Fuel tank 192/203 litres. 1 central, 2 side tanks. Fuel 102 RON.
Alternator/dynamo Marelli 5037000.1.
Bodywork Composite. Fully detachable and removable.
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