The Sizaire-Berwick 20 cv Atalanta Sporting Torpedo is a tourer with 4 doors and a front mounted engine which supplies the power to the rear wheels.
Its engine is a naturally aspirated petrol, 4.1 litre, side valve 4 cylinder with 2 valves per cylinder.
The engine powers the wheels through a 4 speed manual gearbox.
Full specs
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| bodywork | |||
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| Body type | 4/5 seater tourer | ||
| Number of doors | 4 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 3430 mm | 135 inches | |
| Track/tread (front) | 1400 mm | 55.1 inches | |
| Track/tread (rear) | 1400 mm | 55.1 inches | |
| Length | 4585 mm | 180.5 inches | |
| Width | 1700 mm | 66.9 inches | |
| Height | |||
| Ground clearance | 240 mm | 9.4 inches | |
| length:wheelbase ratio | 1.34 | ||
| Kerb weight | |||
| Weight distribution | |||
| fuel tank capacity | |||
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Sizaire-Berwick | ||
| Engine code | |||
| Cylinders | Straight 4 | ||
| Capacity | 4.1 litre 4072 cc (248.489 cu in) |
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| Bore × Stroke | 90 × 160 mm
3.54 × 6.3 in |
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| Bore/stroke ratio | 0.56 | ||
| Valve gear | side valve (SV)
2 valves per cylinder 8 valves in total |
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| maximum power output | |||
| maximum torque | |||
| Engine construction | |||
| Lubrication | |||
| compression ratio | |||
| Fuel system | |||
| bmep (brake mean effective pressure) | |||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 1018 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | N | ||
| 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 | |||
| turns lock-to-lock | |||
| Turning circle | |||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | 820 x 120 | ||
| Tyres rear | 820 x 120 | ||
| Brakes F/R | |||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 4 speed manual | ||
| Top gear ratio | |||
| Final drive ratio | |||
| general | |||
| Carfolio.com ID | 360723 | ||
| Production total | |||
| Model code | |||
| RAC rating | 20.1 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1915 Sizaire-Berwick 20 cv Atalanta Sporting Torpedo added 2013-12-31. Last modified 2020-02-02. |
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