Ferrari 642 specs & info

Jean Alesi, Ferrari 642/2 V12.. 1991 Mexican Grand Prix

Jean Alesi, Ferrari 642/2 V12.. 1991 Mexican Grand Prix

Ferrari's F1 car for 1991

Technical specifications Ferrari 642 F1 car

Chassis: 642 Monocoque in composite: carbon-fibre and Kevlar honeycomb
Front Suspension: Double elliptic section wishbones, push-rods
Rear Suspension: Double wishbones, push-rods
Brakes: Ventilated outboard carbon-fibre discs, Brembo one-piece 4-pot callipers
Steering: Rack and pinion
Kerb Weight (with water and oil): 505 kg
Front Tyres: 25x10", Goodyear
Rear Tyres: 26x15", Goodyear
Fuel Tank: 215 litres, with 1 centre and 1 side tanks, 102 RON fuel
Transmission: Ferrari Type 643 gearbox, 7-speed + reverse, rear longitudinal overhanging, semi-automatic with electronic management
Clutch: three-plate carbon clutch with mechanical and automatic control
Differential: ZF limited slip
Gear Ratios: Variable depending on track

Dimensions

Length: 4,400 mm
Width: 2,130 mm
Height: 1,004 mm
Wheelbase: 2881 mm
Front/ Rear Track: 1,800/1,675 mm

Engine

Designation: Ferrari Tipo 037
Type: 65° V12, naturally aspirated, mid-engine, longitudinally mounted
Capacity: 3,499 cc (213.5 cu in)
Block: Cast iron cylinder block without wet liners, light alloy head, water cooled
Bore & Stroke: 86 x 50.2 mm
Unitary and Total Displacement: 291.6/3,499.2 cc
Compression Ratio: 13:1
Max. Power Output: 710 bhp at 13,800 rpm
Timing Gear: 5 valves per cylinder (3 intake), 2 overhead camshafts, gear driven off the front of the engine
Fuel Feed: Weber-Marelli digital electronic injection with twin injectors per cylinder
Ignition: Single plug, Magneti Marelli electronic static
Lubrication System: Dry sump


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