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Orsa Spring 850 Speciale, 1973
| Manufacturer | Orsa |
| Model | Spring 850 Speciale |
| Year of production | 1973 |
| Start of production | 1973 |
| End of production | 1975 |
| Body type |
roadster |
| Number of doors | 2 |
| Number of seats | 2 |
| Engine position |
rear |
| Drive wheel |
rear |
| Fuel |
petrol |
| Number of cylinders |
inline 4 |
| Cooling |
liquid |
| Capacity | 843 ccm, 51.2 cu-in |
| Bore | 65.0 mm, 2.559 in |
| Stroke | 63.5 mm, 2.5 in |
| Compression ratio | 9.3:1 |
| Valve Gear |
OHV |
| Valves per cylinder | 2 |
| Fuel system |
carburator, 1 x Weber |
| Aspiration |
normal |
| Max power [kW / PS / hp] |
35 / 47 / 46 at 6200 rpm |
| Max torque [Nm / ft-lb] |
60 / 44 at 3400 rpm |
| Total power (hybrid) | |
| Total torque (hybrid) |
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| Gearbox | M4 |
| Gearbox (option) | |
| Wheelbase | 2027 mm, 79.8 in |
| Front track | 1148 mm, 45.2 in |
| Rear track | 1211 mm, 47.7 in |
| Length | 3545 mm, 139.6 in |
| Width | 1400 mm, 55.1 in |
| Height | 1385 mm, 54.5 in |
| Weight | 640 kg, 1411 lb |
| Maximum speed |
140 km/h, 87 mph |
| 0-100 km/h | 17.5 s |
| Standing km | |
| Foto: archiv Auta5P |
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