The Lamborghini Countach Prototype is a rear wheel drive car, with the engine mounted amidships, and a 2 door coupé bodyshell designed by Bertone.
It's powered courtesy of a naturally aspirated engine of 5 litre capacity. This unit features double overhead camshaft valve gear, a 60 degree V 12 cylinder layout, and 2 valves per cylinder. It develops 440 bhp (446 PS/328 kW) of power at 7400 rpm, and maximum torque of 448 N·m (330 lb·ft/45.7 kgm) at 5750 rpm.
Power is transferred to the wheels through a 5 speed manual gearbox.
Quoted kerb weight is 1130 kg.
Its maximum speed claimed is 306 km/h or 190 mph.
Full specs
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| Carrosserie | |||
|---|---|---|---|
| Carrosserie | 2 seater fixed-head coupé | ||
| Nombre de portes | 2 | ||
| Designer | Bertone | ||
| Dimensions et poids | |||
| Empattement | 2464 | 97 | |
| Voies AV | 1500 | 59.1 | |
| Voies AR | 1520 | 59.8 | |
| Longueur | 4100 | 161.4 | |
| Largeur | 1850 | 72.8 | |
| Hauteur | 1040 | 40.9 | |
| Garde au sol | |||
| 1.66 | |||
| Poids avec pleins | 1130 kg | 2491 | |
| Répartition poids AV | |||
| Réservoir à essence | 139.8 litres | 30.8 [36.9] UK [US] gal. | |
| Caractéristiques aérodynamique | |||
| Coefficient de pénétration | |||
| maître-couple | |||
| SCx | |||
| naturally aspirated petrol | |||
| Constructeur du moteur | Lamborghini | ||
| Type moteur | |||
| Cylinders | V 12 in 60° vee | ||
| Cylindrée | 5 litre 4971 cc (303.349 cu in) |
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| Alésage × Course | 85 × 73 mm
3.35 × 2.87 in |
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| Rapport alésage / course | 1.16 | ||
| Distribution | double overhead camshaft (DOHC)
2 Soupapes par cylindre 24 Total vannes |
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| Puissance maximale | 446 PS (440 bhp) (328 kW) à 7400 tr/mn |
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| Couple maximale | 448 Nm (330 ft·lb) (45.7 kgm) à 5750 tr/mn |
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| Specific output | 66 kW/litre 89.7 ps/litre 88.5 bhp/litre 1.45 bhp/cu in |
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90.12 Nm/litre
1.09 ft·lb/cu3 |
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| Construction | light alloy block & head | ||
| Lubrification | Carter humide | ||
| Taux de compression | 10.5:1 | ||
| Carburant | 6 We carbs | ||
| bmep (brake mean effective pressure) | 1132.5 kPa (164.3 psi) | ||
| Régime maximal | |||
| Nombre de paliers de vilebrequin | 7 | ||
| Refroidissement | Water | ||
| Cylindrée Unitaire | 414.25 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalyseur | N | ||
| Performances | |||
| 0-80km/h | |||
| 0-60mph | |||
| 0-100km/h | |||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | |||
| Vitesse | 306 km/h (190 mph) | ||
| Power-to-weight ratio | Higher is better 394.79 PS/tonne (1000 kg) 0.39 PS/kg 290.36 kW/tonne (1000 kg) 0.29 kW/kg 389.38 bhp/tonne (1000 kg) 0.39 bhp/kg 0.17 bhp/lb |
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| Weight-to-power ratio | Lower is better 3.44 kg/kW 5.75 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 | longitudinal | ||
| Traction | rear wheel drive | ||
| Répartition du couple | N/A | ||
| Direction | |||
| turns lock-to-lock | |||
| Turning circle | |||
| Suspension AV | I.CS. | ||
| Suspension AR | I.CS. | ||
| Roues AV | |||
| Roues AR | |||
| Pneumatiques AV | 205/70 VR 14 | ||
| Pneumatiques AR | 215/70 VR 14 | ||
| Freins AV/AR | VeDi/VeDi-S | ||
| Diamètre des freins AV | |||
| Diamètre des freins AR | |||
| Braked area | |||
| Transmission | 5 speed manual | ||
| Rapport de démultiplication supérieure | |||
| Rapport de pont | |||
| Généralités | |||
| Carfolio.com ID | 93764 | ||
| Production total | |||
| Type mines | |||
| Concept | |||
| RAC rating | 53.8 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1971 Lamborghini Countach Prototype added 2002-04-11. Last modified 2013-02-28. |
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