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  Brabham BT33 Cosworth      

  Article Image gallery (41) Chassis (3) Specifications  
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Country of origin:Great Britain
Produced from:1970 - 1971
Numbers built:3
Designed by:Ron Tauranac for Motor Racing Developments
Successor:Brabham BT34 Cosworth
Author:Wouter Melissen
Last updated:February 17, 2009
Download: All images

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 11.5:1
Valvetrain 4 valves / cylinder, DOHC
Camshaft Gear driven
Fuel feed Lucas Fuel Injection
Lubrication Dry sump
Aspiration Naturally Aspirated
Power 430 bhp / 321 kW @ 10,000 rpm
Red Line 10,200 rpm
BHP/Liter 144 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 radius arms, coil springs over dampers, anti-roll bar
Steering rack-and-pinion
Brakes ventilated discs, all-round, inboard at the rear
Gearbox Hewland DG 300 5 speed Manual
Drive Rear wheel drive

Weight 550 kilo / 1,213 lbs
Wheelbase / Track (fr/r) 2,413 mm (95 in) / 1,480 mm (58.3 in) / 1,556 mm (61.3 in)

Performance figures
Power to weight 0.78 bhp / kg

Race history
Major wins
1970 South African Grand Prix (Jack Brabham in BT33/2)

Past sales

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  Article Image gallery (41) Chassis (3) Specifications