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  McLaren M7D Alfa Romeo      

  Article Image gallery (4) M7D/1 Specifications  
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Country of origin:Great Britain
Produced in:1970
Designed by:Gordon Coppuck for McLaren
Author:Wouter Melissen
Last updated:January 03, 2013
Download: All images

Configuration Alfa Romeo Tipo 33.3 90º V8
Location Mid, longitudinally mounted
Construction light alloy block and head
Displacement 2,998 cc / 182.9 cu in
Bore / Stroke 86.0 mm (3.4 in) / 64.4 mm (2.5 in)
Compression 11.0:1
Valvetrain 4 valves / cylinder, DOHC
Camshaft Gear driven
Fuel feed Lucas Fuel Injection
Lubrication Dry sump
Aspiration Naturally Aspirated
Power 420 bhp / 313 kW @ 9,400 rpm
BHP/Liter 140 bhp / liter

Chassis aluminium monocoque with fully stressed engine
Front suspension double wishbones, coil springs over dampers, anti-roll bar
Rear suspension reversed lower wishbones, top links, twin trailing arms, coil springs over dampers, anti-roll bar
Steering rack-and-pinion
Brakes ventilated discs, all-round
Gearbox Hewland 5 speed Manual
Drive Rear wheel drive

Weight 571 kilo / 1,259 lbs

Performance figures
Power to weight 0.74 bhp / kg

Suggested reading
  • McLaren, the Grand Prix, Can-Am and Indy Cars, by Doug Nye
  • McLaren - The cars 1964 - 2008, by William Taylor
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  Article Image gallery (4) M7D/1 Specifications