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Porsche 917/20, 1971
| Manufacturer | Porsche |
| Model | 917/20 |
| Year of production | 1971 |
| Start of production | 1971 |
| End of production | 1971 |
| Body type |
coupe |
| Number of doors | 2 |
| Number of seats | 1 |
| Engine position |
mid |
| Drive wheel |
rear |
| Fuel |
petrol |
| Number of cylinders |
B12 |
| Cooling |
air |
| Capacity | 4907 ccm, 298 cu-in |
| Bore | 86.0 mm, 3.386 in |
| Stroke | 70.4 mm, 2.772 in |
| Compression ratio | 10.3:1 |
| Valve Gear |
DOHC |
| Valves per cylinder | 2 |
| Fuel system |
injection, Bosch |
| Aspiration |
normal |
| Max power [kW / PS / hp] |
441 / 600 / 592 at 8400 rpm |
| Max torque [Nm / ft-lb] |
550 / 406 at 6500 rpm |
| Total power (hybrid) | |
| Total torque (hybrid) |
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| Gearbox | M5 |
| Gearbox (option) | |
| Wheelbase | 2300 mm, 90.6 in |
| Front track | 1526 mm, 60.1 in |
| Rear track | 1584 mm, 62.4 in |
| Length | 3960 mm, 155.9 in |
| Width | 2216 mm, 87.2 in |
| Height | 926 mm, 36.5 in |
| Weight | 910 kg, 2006 lb |
| Maximum speed |
360 km/h, 224 mph |
| 0-100 km/h | |
| Standing km | |
| Foto: Z.Patera Auta5P, Porsche Museum 2016 |
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