The Proto Spirra V8 is a coupé with 2 doors and a mid mounted engine which delivers its power to the rear wheels.
Its engine is a turbocharged petrol, 4.6 litre, double overhead camshaft 8 cylinder with 4 valves per cylinder. This powerplant produces 320 bhp (324 PS/239 kW) of power at 6000 rpm, and maximum torque of 427 N·m (315 lb·ft/43.5 kgm) at 4750 rpm.
This power is supplied to the wheels by means of a 6 speed manual gearbox.
Claimed weight at the kerb is 1090 kg.
The Proto Spirra V8 is said to be able to achieve a maxiumum speed of 280 km/h (174 mph).
Full specs
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| Carrosserie | |||
|---|---|---|---|
| Carrosserie | 2 seater fixed-head coupé | ||
| Nombre de portes | 2 | ||
| Designer | |||
| Dimensions et poids | |||
| Empattement | 2580 | 101.6 | |
| Voies AV | 1546 | 60.9 | |
| Voies AR | 1638 | 64.5 | |
| Longueur | 4238 | 166.9 | |
| Largeur | 1930 | 76 | |
| Hauteur | 1175 | 46.3 | |
| Garde au sol | 140 | 5.5 | |
| 1.64 | |||
| Poids avec pleins | 1090 kg | 2403 | |
| Répartition poids AV | |||
| Réservoir à essence | 71 litres | 15.6 [18.8] UK [US] gal. | |
| Caractéristiques aérodynamique | |||
| Coefficient de pénétration | |||
| maître-couple | |||
| SCx | |||
| turbocharged petrol | |||
| Constructeur du moteur | |||
| Type moteur | |||
| Cylinders | V 8 | ||
| Cylindrée | 4.6 litre 4601 cc (280.77 cu in) |
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| Alésage × Course | 90.2 × 90 mm
3.55 × 3.54 in |
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| Rapport alésage / course | 1 | ||
| Distribution | double overhead camshaft (DOHC)
4 Soupapes par cylindre 32 Total vannes |
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| Puissance maximale | 324 PS (320 bhp) (239 kW) à 6000 tr/mn |
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| Couple maximale | 427 Nm (315 ft·lb) (43.5 kgm) à 4750 tr/mn |
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| Specific output | 51.9 kW/litre 70.5 ps/litre 69.6 bhp/litre 1.14 bhp/cu in |
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92.81 Nm/litre
1.12 ft·lb/cu3 |
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| Construction | |||
| Lubrification | |||
| Taux de compression | |||
| Carburant | |||
| bmep (brake mean effective pressure) | 1166.2 kPa (169.1 psi) | ||
| Régime maximal | |||
| Nombre de paliers de vilebrequin | |||
| Refroidissement | Water | ||
| Cylindrée Unitaire | 575.13 cc | ||
| Aspiration | Turbo | ||
| Compressor | |||
| Intercooler | |||
| Catalyseur | Y | ||
| Performances | |||
| 0-80km/h | |||
| 0-60mph | |||
| 0-100km/h | 4.6 s | ||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | |||
| Vitesse | 280 km/h (174 mph) | ||
| Power-to-weight ratio | Higher is better 297.66 PS/tonne (1000 kg) 0.3 PS/kg 218.92 kW/tonne (1000 kg) 0.22 kW/kg 293.58 bhp/tonne (1000 kg) 0.29 bhp/kg 0.13 bhp/lb |
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| Weight-to-power ratio | Lower is better 4.57 kg/kW 7.63 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.DW. | ||
| Suspension AR | I.DW. | ||
| Roues AV | |||
| Roues AR | |||
| Pneumatiques AV | 225/40 x 18 | ||
| Pneumatiques AR | 255/35 x 18 | ||
| Freins AV/AR | VeDi/VeDi | ||
| Diamètre des freins AV | |||
| Diamètre des freins AR | |||
| Braked area | |||
| Transmission | 6 speed manual | ||
| Rapport de démultiplication supérieure | |||
| Rapport de pont | |||
| Généralités | |||
| Carfolio.com ID | 129613 | ||
| Production total | |||
| Type mines | |||
| RAC rating | 40.4 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2005 Proto Spirra V8 added 2005-06-16. Last modified 2013-02-28. |
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