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  Lotus 23 Cosworth
 

  Article Image gallery (16) Specifications User Comments (2)  
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Country of origin:Great Britain
Produced from:1962 - 1963
Numbers built:131
Designed by:Frank Costin
Author:Wouter Melissen
Last updated:Before December 1st, 2004
Download: All images

Engine
Configuration Ford Cosworth 116E Mk XII Straight 4
Location Mid, longitudinally mounted
Construction cast iron block and head
Displacement 1,596 cc / 97.4 cu in
Bore / Stroke 83.6 mm (3.3 in) / 72.6 mm (2.9 in)
Valvetrain 2 valves / cylinder, DOHC
Fuel feed 2 Weber 45 DCOE Carburettors
Lubrication Dry sump
Aspiration Naturally Aspirated
Power 140 bhp / 104 KW @ 6,500 rpm
BHP/Liter 88 bhp / liter

Drivetrain
Chassis fibreglass body on tubular spaceframe
Suspension (fr/r) double wishbones, coil springs over Armstrong dampers
Steering rack-and-pinion
Brakes discs, all-round
Gearbox Hewland 5 speed Manual
Drive Rear wheel drive

Dimensions
Weight 467 kilo / 1,030 lbs
Length / Width / Height 3,530 mm (139 in) / 1,524 mm (60 in) / 660 mm (26 in)
Wheelbase / Track (fr/r) 2,286 mm (90 in) / 1,308 mm (51.5 in) / 1,273 mm (50.1 in)

Performance figures
Power to weight 0.3 bhp / kg

Resources
Suggested reading
  • The Lotus Book S2, by William Taylor
Useful links

  Article Image gallery (16) Specifications User Comments (2)