The DB 2/4 Mk III Special is a motor vehicle from Aston Martin, with rear wheel drive, a front positioned engine and a 2 door coupé body style.
Powering the Aston Martin DB 2/4 Mk III Special is a double overhead camshaft, 2.9 litre naturally aspirated 6 cylinder motor, with 2 valves per cylinder that develops power and torque figures of 195 bhp (198 PS/145 kW) at 5500 rpm and 263 N·m (194 lb·ft/26.8 kgm) at 4000 rpm respectively.
This power is transferred to the wheels by means of a 4 speed manual with overdrive gearbox.
It weighs a quoted 1270 kg at the kerb.
Maximum speed stated is 192 km/h (119 mph).
Full specs
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| bodywork | |||
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| Body type | 2+2 seater fixed-head coupé | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2515 mm | 99 inches | |
| Track/tread (front) | 1372 mm | 54 inches | |
| Track/tread (rear) | 1372 mm | 54 inches | |
| Length | 4356 mm | 171.5 inches | |
| Width | 1651 mm | 65 inches | |
| Height | 1360 mm | 53.5 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.73 | ||
| Kerb weight | 1270 kg | 2800 lb | |
| Weight distribution | |||
| fuel tank capacity | 70.5 litres | 15.5 [18.6] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Aston Martin | ||
| Engine code | |||
| Cylinders | Straight 6 | ||
| Capacity | 2.9 litre 2922 cc (178.311 cu in) |
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| Bore × Stroke | 83 × 90 mm
3.27 × 3.54 in |
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| Bore/stroke ratio | 0.92 | ||
| Valve gear | double overhead camshaft (DOHC)
2 valves per cylinder 12 valves in total |
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| maximum power output (Net) |
198 PS (195 bhp) (145 kW) at 5500 rpm |
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| maximum torque (Net) |
263 Nm (194 ft·lb) (26.8 kgm) at 4000 rpm |
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| Specific output (Net) |
49.8 kW/litre 67.7 ps/litre 66.7 bhp/litre 1.09 bhp/cu in |
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| Specific torque (Net) |
90.01 Nm/litre
1.09 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | 8.6:1 | ||
| Fuel system | 3 SU carburettors | ||
| bmep (brake mean effective pressure) | 1131.1 kPa (164 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 487 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | N | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | 6.4 s | ||
| Acceleration 0-60mph | 8.2 s | ||
| Acceleration 0-100km/h | |||
| Acceleration 0-160km/h (100mph) | 23.8 s | ||
| Standing quarter-mile | |||
| Standing kilometre | |||
| Maximum speed | 192 km/h (119 mph) | ||
| Power-to-weight ratio | Higher is better 155.68 PS/tonne (1000 kg) 0.16 PS/kg 114.5 kW/tonne (1000 kg) 0.11 kW/kg 153.54 bhp/tonne (1000 kg) 0.15 bhp/kg 0.07 bhp/lb |
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| Weight-to-power ratio | Lower is better 8.73 kg/kW 14.59 lb/bhp |
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| 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 | |||
| turns lock-to-lock | |||
| Turning circle | |||
| Front suspension | I.CS. | ||
| Rear suspension | LA.CS. | ||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | |||
| Tyres rear | |||
| Brakes F/R | Di/Dr | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 4 speed manual | ||
| Top gear ratio | 0.77 | ||
| Final drive ratio | 3.77 | ||
| general | |||
| Carfolio.com ID | 27786 | ||
| Production total | |||
| Model code | |||
| RAC rating | 25.6 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1957 Aston Martin DB 2/4 Mk III Special added before December 1995. Last modified 2013-02-28. |
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