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  BRM P139
 

  Article Image gallery (12) P139-02 Specifications  
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Country of origin:Great Britain
Produced in:1969
Numbers built:3
Designed by:Peter Wright / Tony Southgate
Successor:BRM P153
Author:Wouter Melissen
Last updated:April 09, 2015
Download: All images

Engine
Configuration P142 60º V12
Location Mid, longitudinally mounted
Weight 190 kilo / 418.9 lbs
Construction aluminium alloy block and head
Displacement 2,998 cc / 182.9 cu in
Bore / Stroke 74.6 mm (2.9 in) / 57.2 mm (2.3 in)
Compression 11.0:1
Valvetrain 4 valves / cylinder, DOHC
Fuel feed Lucas Fuel Injection
Lubrication Dry sump
Aspiration Naturally Aspirated
Power 418 bhp / 312 KW @ 9,500 rpm
BHP/Liter 139 bhp / liter

Drivetrain
Chassis aluminium monocoque
Front suspension lower wishbones, top rockers actuating vertically mounted inboard coil springs over dampers, anti-roll bar
Rear suspension reversed lower wishbones, top links, twin radius rods, coil springs over dampers, anti-roll bar
Steering rack-and-pinion
Brakes (fr/r) ventilated discs
Gearbox BRM 5 speed Manual
Drive Rear wheel drive

Dimensions
Weight 550 kilo / 1,213 lbs
Wheelbase / Track (fr/r) 2,387 mm (94 in) / 1,549 mm (61 in) / 1,498 mm (59 in)
Fuel tank 205 Litre (54.2 Gallon US / 45.1 Gallon Imperial)
Tyres (fr/r) Dunlop 4.50/11.60 - 15 / 5.50/15.00 - 15

Performance figures
Power to weight 0.76 bhp / kg

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  Article Image gallery (12) P139-02 Specifications