The David Brown Automotive Speedback GT is a 2 door coupé-bodied car styled by Alan Mobberley with a front located engine driving through the rear wheels.
It's powered courtesy of a supercharged engine of 5 litre capacity. This unit features double overhead camshaft valve gear, a 90 degree V 8 cylinder layout, and 4 valves per cylinder. It produces 503 bhp (510 PS/375 kW) of power at 6000-6500 rpm, and maximum torque of 625 N·m (461 lb·ft/63.7 kgm) at 4030 rpm.
The engine powers the wheels via a 6 speed automatic transmission.
Claimed kerb weight is 1920 kg.
Maximum speed claimed is 250 km/h or 155 mph, claimed fuel consumption figures are 18.9/8.6/12.3 l/100km urban/extra-urban/combined, and carbon dioxide emissions are 292.0 g/km.
Full specs
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| Carrosserie | |||
|---|---|---|---|
| Carrosserie | 2+2 seater fixed-head coupé | ||
| Nombre de portes | 2 | ||
| Designer | Alan Mobberley | ||
| Dimensions et poids | |||
| Empattement | 2750 | 108.3 | |
| Voies AV | |||
| Voies AR | |||
| Longueur | 4760 | 187.4 | |
| Largeur | 1860 | 73.2 | |
| Hauteur | 1350 | 53.1 | |
| Garde au sol | |||
| 1.73 | |||
| Poids avec pleins | 1920 kg | 4233 | |
| Répartition poids AV | |||
| Réservoir à essence | 70.6 litres | 15.5 [18.7] UK [US] gal. | |
| Caractéristiques aérodynamique | |||
| Coefficient de pénétration | |||
| maître-couple | |||
| SCx | |||
| supercharged petrol | |||
| Constructeur du moteur | Jaguar | ||
| Type moteur | |||
| Cylinders | V 8 in 90° vee | ||
| Cylindrée | 5 litre 5000 cc (305.119 cu in) |
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| Alésage × Course | 92.5 × 93 mm
3.64 × 3.66 in |
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| Rapport alésage / course | 0.99 | ||
| Distribution | double overhead camshaft (DOHC)
4 Soupapes par cylindre 32 Total vannes |
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| Puissance maximale (EEC) |
510 PS (503 bhp) (375 kW) à 6000-6500 tr/mn |
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| Couple maximale (EEC) |
625 Nm (461 ft·lb) (63.7 kgm) à 4030 tr/mn |
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| Specific output (EEC) |
75 kW/litre 102 ps/litre 100.6 bhp/litre 1.65 bhp/cu in |
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(EEC) |
125 Nm/litre
1.51 ft·lb/cu3 |
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| Construction | |||
| Lubrification | Carter humide | ||
| Taux de compression | 9.5:1 | ||
| Carburant | |||
| bmep (brake mean effective pressure) | 1570.8 kPa (227.8 psi) | ||
| Régime maximal | |||
| Nombre de paliers de vilebrequin | 5 | ||
| Refroidissement | Water | ||
| Cylindrée Unitaire | 625 cc | ||
| Aspiration | S/Charged | ||
| Compressor | |||
| Intercooler | |||
| Catalyseur | Y | ||
| Performances | |||
| 0-80km/h | |||
| 0-60mph | 4.6 s | ||
| 0-100km/h | 4.8 s | ||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | |||
| Vitesse | 250 km/h (155 mph) | ||
| Power-to-weight ratio | Higher is better 265.62 PS/tonne (1000 kg) 0.27 PS/kg 195.36 kW/tonne (1000 kg) 0.2 kW/kg 261.98 bhp/tonne (1000 kg) 0.26 bhp/kg 0.12 bhp/lb |
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| Weight-to-power ratio | Lower is better 5.12 kg/kW 8.55 lb/bhp |
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| Consommation | |||
| Consommation | 18.9/8.6/12.3 l/100km urban/extra-urban/combined | ||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | 18.9/8.6/12.3 l/100km urban/extra-urban/combined | ||
| km/litre | 5.3/11.6/8.1 km/l urban/extra-urban/combined | ||
| UK MPG | 14.9/32.8/23.0 UK MPG urban/extra-urban/combined | ||
| US MPG | 12.4/27.4/19.1 US MPG urban/extra-urban/combined | ||
| Emissions de CO₂ | 292.0 g/km NEDC | ||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | M | ||
| CO2 Effizienz (DE) | G | ||
| Châssis | |||
| Emplacement de moteur | front | ||
| Engine layout | longitudinal | ||
| Traction | rear wheel drive | ||
| Répartition du couple | N/A | ||
| Direction | |||
| turns lock-to-lock | |||
| Turning circle | |||
| Suspension AV | |||
| Suspension AR | |||
| Roues AV | |||
| Roues AR | |||
| Pneumatiques AV | |||
| Pneumatiques AR | |||
| Freins AV/AR | VeDi/VeDi-S-ABS | ||
| Diamètre des freins AV | |||
| Diamètre des freins AR | |||
| Braked area | |||
| Transmission | 6 speed automatic | ||
| Rapport de démultiplication supérieure | |||
| Rapport de pont | |||
| Généralités | |||
| Carfolio.com ID | 560956 | ||
| Production total | |||
| Type mines | |||
| RAC rating | 42.4 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2016 David Brown Automotive Speedback GT added 2018-10-17. Last modified 2020-03-16. |
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