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  Arrows A3 Cosworth
 

  Article Image gallery (33) Chassis (3) Specifications  
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Country of origin:Great Britain
Produced in:1980
Numbers built:6 Tubs
Designed by:Tony Southgate and David Wass
Predecessor:Arrows A2 Cosworth
Author:Wouter Melissen
Last updated:October 13, 2014
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 11.5:1
Valvetrain 4 valves / cylinder, DOHC
Fuel feed Lucas Fuel Injection
Lubrication Dry sump
Aspiration Naturally Aspirated
Power 485 bhp / 362 KW @ 10,750 rpm
Torque 353 Nm / 260 ft lbs @ 9,000 rpm
BHP/Liter 162 bhp / liter

Drivetrain
Body fibreglass
Chassis aluminium monocoque with fully stressed engine
Suspension (fr/r) lower wishbones, top rockers, in-board coil springs over dampers, anti-roll bar
Steering rack-and-pinion
Brakes ventilated discs, all-round
Gearbox Hewland FGA 400 5 speed Manual
Drive Rear wheel drive

Dimensions
Weight 581 kilo / 1,281 lbs
Wheelbase / Track (fr/r) 2,591 mm (102 in) / 1,727 mm (68 in) / 1,600 mm (63 in)
Tyres (fr/r) 25/9.5 - 15 / 29/13 - 15

Performance figures
Power to weight 0.83 bhp / kg

Race history
Drivers of note Jochen Mass and Riccardo Patrese

Resources
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  Article Image gallery (33) Chassis (3) Specifications