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  Mirage M12 Cosworth
 

  Article Image gallery (12) M12-002 Specifications  
Click here to open the Mirage M12 Cosworth gallery   
Country of origin:Great Britain
Produced in:1982
Numbers built:2
Author:Wouter Melissen
Last updated:May 07, 2014
Download: All images

Engine
Configuration Ford Cosworth DFL 90º V8
Location Mid, longitudinally mounted
Weight 145 kilo / 319.7 lbs
Construction aluminium block and head
Displacement 3,955 cc / 241.3 cu in
Bore / Stroke 90.0 mm (3.5 in) / 77.7 mm (3.1 in)
Compression 12.5:1
Valvetrain 4 valves / cylinder, DOHC
Camshaft Gear driven
Fuel feed Lucas Fuel Injection
Lubrication Dry sump
Aspiration Naturally Aspirated
Power 540 bhp / 403 KW @ 9,250 rpm
Torque 461 Nm / 340 ft lbs @ 7,000 rpm
BHP/Liter 137 bhp / liter

Drivetrain
Body Kevlar and fibreglass panels
Chassis aluminium honeycomb monocoque with fully stressed engine
Front suspension double wishbones, pull-rod actuated coil springs over dampers, anti-roll bar
Rear suspension lower wishbones with top rockers, coil springs over dampers, anti-roll bar
Steering rack-and-pinion
Brakes ventilated discs, all-round
Gearbox Hewland VG 5 speed Manual
Drive Rear wheel drive

Dimensions
Weight 809 kilo / 1,784 lbs
Length / Width / Height 4,750 mm (187 in) / 1,021 mm (40.2 in) / N/A
Wheelbase / Track (fr/r) 2,667 mm (105 in) / 1,600 mm (63 in) / 1,498 mm (59 in)
Fuel tank 100 Litre (26.4 Gallon US / 22 Gallon Imperial)

Performance figures
Power to weight 0.67 bhp / kg
Top Speed 350 km/h (217 mph)

Race history
Drivers of note Mario Andretti

Auctions
Past sales

Resources
Suggested reading
  • Golden Era - The history of Group C & IMSA GTP, by Ian Briggs and John Starkey
Useful links

  Article Image gallery (12) M12-002 Specifications