1972 Porsche 917/10 Specifications
| type | Racing Car |
| production years | 1971 – 1972 |
| built at | Germany |
| engineers |
Hans Mezger, Helmut Flegl
|
| production | 14 |
| price $ | $78,000 |
| successor |
1973 Porsche 917/30 Spyder
|
| engine | 912.51 180º Flat 12 |
| position |
Stressed Mid Longitudinal
|
| aspiration | Twin Turbo |
| ignition |
Twin Spark, Dual 12V Distributors
|
| block material |
RZ5 Magnesium Alloy w/Chromal Cylinders, Aluminum Alloy Cylinder Heads
|
| valvetrain |
Gear Driven DOHC, 2 Valves per Cyl
|
| fuel feed |
Indirect, Mechanical Bosch Fuel Injection
|
| displacement | 4494 cc / 274.24 in³ |
| bore | 85 mm / 3.35 in |
| stroke | 66 mm / 2.60 in |
| compression | 6.5:1 |
| engine designer | Valentin Schäffer |
| power |
624.9 kw / 838 bhp @ 8000 rpm
|
| specific output | 186.47 bhp per litre |
| bhp/weight | 1074.36 bhp per tonne |
| torque |
833.2 nm / 614.55 ft lbs @ 6600 rpm
|
| body / frame |
Polyester & Fiberglass Panels over Aluminum Spaceframe
|
| driven wheels | RWD |
| front brakes |
Internally Vented Discs w/Dual-Circuit Calipers
|
| rear brakes |
Internally Vented Discs w/Dual-Circuit Calipers
|
| steering | Rack & Pinion |
| f suspension |
Arms w/Coil Springs, Bilstein Shocks
|
| r suspension |
Arms w/Coil Springs, Bilstein Shocks
|
| curb weight | 780 kg / 1720 lbs |
| wheelbase | 2316 mm / 91.2 in |
| front track | 1620 mm / 63.8 in |
| rear track | 1638 mm / 64.5 in |
| length | 4385 mm / 172.6 in |
| width | 2100 mm / 82.7 in |
| height | 1155 mm / 45.5 in |
| transmission | 4-Speed Manual |
| tran clutch |
Borg & Beck Tripple Plate
|
| top speed | ~353.98 kph / 220 mph |
| 0 – 100 mph | ~2.9 seconds |
| drag | 0.66 Cd |
| fuel econ epa |
85.53 L/100 km or 2.75 mpg-us
|
| fuel capacity | 330 litres or 87.12 gal. |
| key drivers |
Mark Donohue, George Follmer
|
