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  Porsche 956
 

  Article Image gallery (186) Chassis (13) Specifications User Comments (1)  
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Country of origin:Germany
Produced from:1982 - 1985
Numbers built:27
Successor:Porsche 962C
Author:Wouter Melissen
Last updated:June 02, 2014
Download: All images

Engine
Configuration Type 935/76 B6
Location Mid, longitudinally mounted
Weight 197 kilo / 434.3 lbs
Construction aluminium block and head
Displacement 2,650 cc / 161.7 cu in
Bore / Stroke 82.3 mm (3.2 in) / 66.0 mm (2.6 in)
Compression 8.0:1
Valvetrain 4 valves / cylinder, DOHC
Camshaft Gear driven
Fuel feed Bosch Fuel Injection
Lubrication Dry sump
Aspiration Twin KKK Turbos
Power 620 bhp / 463 KW @ 8,200 rpm
Torque 600 Nm / 443 ft lbs @ 5,000 rpm
Red Line 8,500 rpm
BHP/Liter 234 bhp / liter

Drivetrain
Body Kevlar, glass reinforced plastic and aluminium panels
Chassis aluminium monocoque with semi-stressed engine
Front suspension double wishbones, coil springs over Bilstein gas-pressurized dampers
Rear suspension lower wishbones, rocker arms, coil springs over dampers
Steering rack-and-pinion
Brakes (fr/r) ventilated and cross-drilled discs
Gearbox 5 speed Manual
Clutch Dry, single plate
Drive Rear wheel drive

Dimensions
Weight 840 kilo / 1,852 lbs
Length / Width / Height 4,770 mm (187.8 in) / 1,990 mm (78.3 in) / 1,030 mm (40.6 in)
Wheelbase / Track (fr/r) 2,650 mm (104.3 in) / 1,665 mm (65.6 in) / 1,545 mm (60.8 in)
Fuel tank 100 Litre (26.4 Gallon US / 22 Gallon Imperial)
Wheels (fr/r) 12 x 16 / 15 x 16
Tyres (fr/r) 280/650 x 16 / 350/650 x 16

Performance figures
Power to weight 0.74 bhp / kg
Top Speed 355 km/h (221 mph)

Race history
Major wins
1982 24 Hours of Le Mans (Derek Bell / Jacky Ickx in 956-002)
1982 Spa 1000 km (Jacky Ickx / Jochen Mass in 956-003)
1982 Fuji 6 Hours (Jacky Ickx / Jochen Mass in 956-003)
1982 Brands Hatch 1000 km (Jacky Ickx / Derek Bell in 956-003)
1983 Monza 1000 km (Bob Wollek / Thierry Boutsen in 956-104)
1983 Silverstone 1000 km (Stefan Bellof / Derek Bell in 956-007)
1983 Nurburgring 1000 km (Jacky Ickx / Jochen Mass in 956-005)
1983 24 Hours of Le Mans (Al Holbert / Vern Schuppan / Hurley Haywood in 956-003)
1983 Spa 1000 km (Jacky Ickx / Jochen Mass in 956-005)
1983 Fuji 1000 km (Stefan Bellof / Derek Bell in 956-009)
1983 Kyalami 1000 km (Stefan Bellof / Derek Bell in 956-009)
1984 Monza 1000 km (Stefan Bellof / Derek Bell in 956-009)
1984 Silverstone 1000 km (Jacky Ickx / Jochen Mass in 956-010)
1984 24 Hours of Le Mans (Henri Pescarolo / Klaus Ludwig in 956-117)
1984 Nurburgring 1000 km (Derek Bell / Stefan Bellof in 956-009)
1984 Brands Hatch 1000 km (Jan Lammers / Jonathan Palmer in 956-106)
1984 Mosport 1000 km (Jacky Ickx / Jochen Mass in 956-010)
1984 Spa 1000 km (Stefan Bellof / Derek Bell in 956-009)
1984 Imola 1000 km (Stefan Bellof / Hans-Joachim Stuck in 956-116)
1984 Fuji 1000 km (Stefan Bellof / John Watson in 956-009)
1984 Sandown Park 1000 km (Stefan Bellof / Derek Bell in 956-009)
1985 24 Hours of Le Mans (Paolo Barilla / Klaus Ludwig / John 'Winter' in 956-117)
1986 Norisring 200 mile (Klaus Ludwig in 956-117)
1986 Brands Hatch 1000 km (Bob Wollek / Mauro Baldi in 956-106B)
1986 Fuji 1000 km (Paolo Barilla / Piercarlo Ghinzani in 956-117)

Auctions
Past sales

Resources
Suggested reading
  • Porsche, Excellence was expected, by Karl Ludvigsen
  • Golden Era - The history of Group C & IMSA GTP, by Ian Briggs and John Starkey
Related articles
Useful links

  Article Image gallery (186) Chassis (13) Specifications User Comments (1)