The A-Z of Racing Cars


Porsche 917 K 4.9



Tuner JWA
Country D
Year 1970
Engine Porsche 912/10
Engine Type B12
Cams 4
Valves/cyl 2.0000
Compression "10,5"
Bore 86.000
Stroke 70.400
Capacity (cc) 4907
Power (at revs) 600 HP/8400
Torque 563 Nm/6800
Induction
Ignition Bosch twin ignition
Fuel system Bosch f.i.
Chassis type Aluminium spaceframe
Body type coupé
Designer H. Flegl/H. Mezger
Front suspension "coil, wishbone"
Rear suspension "coil, wishbone and links"
Shock absorbers Bilstein
Engine position mid
Wheelbase (mm) 2300
Front track (mm) 1582
Rear track (mm) 1533
Weight (kg) 812
Drive rear
Number of gears 4or 5
Gearbox
Fuel tank size (litres) 120
Brakes Girling
Front brake type disc
Rear brake type disc
Front rims "10,5 x 15"
Rear rims 15/17x15
Tyres Firestone
Front tyres 5.50-15
Rear tyres 10.10-15
Maximum speed (kph) 354

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