The BMW Turbo Prototype is a rear wheel drive car, with its engine located amidships, and a 2 door coupé body designed by Paul Bracq.
It's powered courtesy of a turbocharged engine of 2 litre capacity. This unit features single overhead camshaft valve gear, 4 cylinder layout, and 2 valves per cylinder. It produces 276 bhp (280 PS/206 kW) of power, and maximum torque of 238 N·m (176 lb·ft/24.3 kgm).
The engine powers the wheels compliments of a 4 speed manual 'box.
Claimed weight at the kerb is 980 kg.
Maximum speed stated is 250 km/h (155 mph).
Full specs
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| Carrosserie | |||
|---|---|---|---|
| Carrosserie | 2 seater fixed-head coupé | ||
| Nombre de portes | 2 | ||
| Designer | Paul Bracq | ||
| Dimensions et poids | |||
| Empattement | 2400 | 94.5 | |
| Voies AV | 1550 | 61 | |
| Voies AR | 1530 | 60.2 | |
| Longueur | 4155 | 163.6 | |
| Largeur | 1880 | 74 | |
| Hauteur | 1100 | 43.3 | |
| Garde au sol | |||
| 1.73 | |||
| Poids avec pleins | 980 kg | 2161 | |
| Répartition poids AV | |||
| Réservoir à essence | |||
| Caractéristiques aérodynamique | |||
| Coefficient de pénétration | |||
| maître-couple | |||
| SCx | |||
| turbocharged petrol | |||
| Constructeur du moteur | BMW | ||
| Type moteur | |||
| Cylinders | Straight 4 | ||
| Cylindrée | 2 litre 1991 cc (121.498 cu in) |
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| Alésage × Course | 89 × 80 mm
3.5 × 3.15 in |
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| Rapport alésage / course | 1.11 | ||
| Distribution | single overhead camshaft (SOHC)
2 Soupapes par cylindre 8 Total vannes |
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| Puissance maximale | 280 PS (276 bhp) (206 kW) |
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| Couple maximale | 238 Nm (176 ft·lb) (24.3 kgm) |
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| Specific output | 103.4 kW/litre 140.6 ps/litre 138.6 bhp/litre 2.27 bhp/cu in |
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119.54 Nm/litre
1.44 ft·lb/cu3 |
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| Construction | |||
| Lubrification | Carter humide | ||
| Taux de compression | 6.8:1 | ||
| Carburant | Kugelfischer fuel injection | ||
| bmep (brake mean effective pressure) | 1502.2 kPa (217.9 psi) | ||
| Régime maximal | |||
| Nombre de paliers de vilebrequin | |||
| Refroidissement | Water | ||
| Cylindrée Unitaire | 497.75 cc | ||
| Aspiration | Turbo | ||
| Compressor | |||
| Intercooler | N | ||
| Catalyseur | N | ||
| Performances | |||
| 0-80km/h | |||
| 0-60mph | |||
| 0-100km/h | 6.6 s | ||
| 0-160km/h | 15.7 s | ||
| 0-400m | |||
| 0-1000m | |||
| Vitesse | 250 km/h (155 mph) | ||
| Power-to-weight ratio | Higher is better 285.55 PS/tonne (1000 kg) 0.29 PS/kg 210.01 kW/tonne (1000 kg) 0.21 kW/kg 281.63 bhp/tonne (1000 kg) 0.28 bhp/kg 0.13 bhp/lb |
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| Weight-to-power ratio | Lower is better 4.76 kg/kW 7.95 lb/bhp |
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| Consommation | |||
| Consommation | |||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | |||
| km/litre | |||
| UK MPG | |||
| US MPG | |||
| Emissions de CO₂ | |||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | |||
| CO2 Effizienz (DE) | |||
| Châssis | |||
| Emplacement de moteur | mid | ||
| Engine layout | transverse | ||
| Traction | rear wheel drive | ||
| Répartition du couple | N/A | ||
| Direction | |||
| turns lock-to-lock | |||
| Turning circle | |||
| Suspension AV | I.MS.TB. | ||
| Suspension AR | |||
| Roues AV | 9½J x 14 | ||
| Roues AR | 9½J x 14 | ||
| Pneumatiques AV | |||
| Pneumatiques AR | |||
| Freins AV/AR | VeDi/VeDi-S-ABS | ||
| Diamètre des freins AV | |||
| Diamètre des freins AR | |||
| Braked area | |||
| Transmission | 4 speed manual | ||
| Rapport de démultiplication supérieure | |||
| Rapport de pont | 2.37 | ||
| Généralités | |||
| Carfolio.com ID | 96294 | ||
| Production total | 2 | ||
| Type mines | |||
| Concept | |||
| RAC rating | 19.6 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1972 BMW Turbo Prototype added 2002-06-26. Last modified 2022-11-27. |
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