The Valiant is a rear wheel drive coupé motor car with a front mounted engine, from Aston Martin.
Its 12 cylinder, double overhead camshaft turbocharged powerplant has 4 valves per cylinder and a capacity of 5.2 litres. In this application it produces power and torque figures of 735 bhp (745 PS/548 kW) and 753 Nm (555 lbft/76.8 kgm) respectively.
Power is transmitted to the wheels through a 6 speed manual gearbox.
Full specs
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| bodywork | |||
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| Body type | 2 seater fixed-head coupé | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | |||
| Track/tread (front) | |||
| Track/tread (rear) | |||
| Length | |||
| Width | |||
| Height | |||
| Ground clearance | |||
| length:wheelbase ratio | |||
| Kerb weight | |||
| Weight distribution | |||
| fuel tank capacity | |||
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | turbocharged petrol | ||
| Engine manufacturer | Aston Martin | ||
| Engine code | |||
| Cylinders | V 12 in 60° vee | ||
| Capacity | 5.2 litre 5204 cc (317.568 cu in) |
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| Bore × Stroke | 89 × 69.7 mm
3.5 × 2.74 in |
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| Bore/stroke ratio | 1.28 | ||
| Valve gear | double overhead camshaft (DOHC)
4 valves per cylinder 48 valves in total |
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| maximum power output | 745 PS (735 bhp) (548 kW) |
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| maximum torque | 753 Nm (555 ft·lb) (76.8 kgm) |
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| Specific output | 105.3 kW/litre 143.2 ps/litre 141.2 bhp/litre 2.31 bhp/cu in |
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| Specific torque |
144.7 Nm/litre
1.75 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | |||
| Fuel system | direct petrol injection | ||
| bmep (brake mean effective pressure) | 1818.3 kPa (263.7 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 433.67 cc | ||
| Aspiration | Turbo | ||
| Compressor | twin turbochargers | ||
| Intercooler | |||
| Catalytic converter | Y | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | |||
| Acceleration 0-100km/h | |||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | |||
| Maximum speed | |||
| Power-to-weight ratio | |||
| Weight-to-power ratio | |||
| fuel consumption | |||
| Fuel consumption | |||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | |||
| km/litre | |||
| UK MPG | |||
| US MPG | |||
| Carbon dioxide emissions | |||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | |||
| CO2 Effizienz (DE) | |||
| chassis | |||
| Engine position | front | ||
| Engine layout | longitudinal | ||
| Drive wheels | rear wheel drive | ||
| Torque split | N/A | ||
| Steering | power assisted rack & pinion | ||
| turns lock-to-lock | |||
| Turning circle | |||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | 275/35 R 21 | ||
| Tyres rear | 325/30 R 21 | ||
| Brakes F/R | VeDi/VeDi-S-ABS | ||
| Front brake diameter | 410 mm | ||
| Rear brake diameter | 360 mm | ||
| Braked area | |||
| Gearbox | 6 speed manual | ||
| Top gear ratio | |||
| Final drive ratio | |||
| general | |||
| Carfolio.com ID | 811184 | ||
| Production total | |||
| Model code | |||
| RAC rating | 58.9 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2024 Aston Martin Valiant added 2024-09-15. Last modified 2024-09-15. |
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