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  Lotus 87 Cosworth
 

  Article Image gallery (6) 87/3 Specifications  
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Country of origin:Great Britain
Produced in:1981
Numbers built:4
Designed by:Colin Chapman with Peter Wright, Tony Rudd and Martin Ogilvie
Successor:Lotus 91 Cosworth
Author:Wouter Melissen
Last updated:January 04, 2012
Download: All images

Engine
Configuration Ford Cosworth DFV 90º V8
Location Mid, longitudinally mounted
Weight 147 kilo / 324.1 lbs
Construction magnesium alloy 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 11.5:1
Valvetrain 4 valves / cylinder, DOHC
Fuel feed Lucas Fuel Injection
Lubrication Dry sump
Aspiration Naturally Aspirated
Power 490 bhp / 366 KW @ 10,750 rpm
Torque 353 Nm / 260 ft lbs @ 9,000 rpm
BHP/Liter 164 bhp / liter

Drivetrain
Body carbon fibre panels
Chassis Kevlar reinforced carbon fibre composite monocoque
Suspension (fr/r) double wishbones, coil springs over shock absorbers, anti-roll bar
Steering rack-and-pinion
Brakes ventilated discs, all-round
Gearbox Hewland 5 speed Manual
Drive Rear wheel drive

Dimensions
Weight 587 kilo / 1,294 lbs
Wheelbase / Track (fr/r) 2,705 mm (106.5 in) / 1,778 mm (70 in) / 1,600 mm (63 in)

Performance figures
Power to weight 0.83 bhp / kg

Resources
Suggested reading
  • The Lotus Book S2, by William Taylor
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  Article Image gallery (6) 87/3 Specifications