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     721X Cosworth
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  March 721X Cosworth
 

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Country of origin:Great Britain
Produced in:1972
Numbers built:2
Author:Wouter Melissen
Last updated:Before December 1st, 2004
Download: All images

Engine
Configuration Ford Cosworth DFV 90º V8
Location Mid, longitudinally mounted
Weight 168 kilo / 370.4 lbs
Construction aluminium block and head
Displacement 2,993 cc / 182.6 cu in
Bore / Stroke 85.7 mm (3.4 in) / 64.8 mm (2.6 in)
Compression 11.8:1
Valvetrain 4 valves / cylinder, DOHC
Camshaft Gear driven
Fuel feed Lucas Fuel Injection
Lubrication Dry sump
Aspiration Naturally Aspirated
Power 450 bhp / 336 KW @ 10,000 rpm
BHP/Liter 150 bhp / liter

Drivetrain
Chassis aluminium monocoque
Front suspension double wishbones, coil springs over dampers
Rear suspension double wishbones, high mounted coil springs over dampers
Steering rack-and-pinion
Brakes ventilated discs, all-round
Gearbox March / Alfa Romeo 5 speed Manual
Drive Rear wheel drive

Dimensions
Wheelbase / Track (fr/r) 2,438 mm (96 in) / 1,524 mm (60 in) / 1,524 mm (60 in)

Resources
Suggested reading
  • March, The Rise and Fall of a Motor Racing Legend, by Mike Lawrence
Useful links

  Article Image gallery (6) Specifications User Comments (1)