The Sommer Model E is a tourer with 2 doors and a front mounted engine which supplies the power to the rear wheels.
Its 2.9 litre engine is a naturally aspirated, 2 cylinder that has an output of 15 bhp (15.2 PS/11.2 kW) of power at 900 rpm.
The engine delivers its power through to the wheels via a 2 speed manual gearbox.
It weighs a claimed 771 kg at the kerb.
The Sommer Model E is said to be able to achieve a maxiumum speed of 56 km/h (35 mph).
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater tourer | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2083 mm | 82 inches | |
| Track/tread (front) | 1422 mm | 56 inches | |
| Track/tread (rear) | 1422 mm | 56 inches | |
| Length | |||
| Width | |||
| Height | |||
| Ground clearance | |||
| length:wheelbase ratio | |||
| Kerb weight | 771 kg | 1700 lb | |
| Weight distribution | |||
| fuel tank capacity | 34.1 litres | 7.5 [9] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | |||
| Engine code | |||
| Cylinders | Flat 2 | ||
| Capacity | 2.9 litre 2904 cc (177.213 cu in) |
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| Bore × Stroke | 120.65 × 127 mm
4.75 × 5 in |
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| Bore/stroke ratio | 0.95 | ||
| Valve gear |
2 valves per cylinder 4 valves in total |
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| maximum power output | 15.2 PS (15 bhp) (11.2 kW) at 900 rpm |
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| maximum torque | |||
| Specific output | 3.9 kW/litre 5.2 ps/litre 5.2 bhp/litre 0.08 bhp/cu in |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | |||
| Fuel system | 1 carburettor | ||
| bmep (brake mean effective pressure) | |||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 1452 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 | 56 km/h (35 mph) | ||
| Power-to-weight ratio | Higher is better 19.73 PS/tonne (1000 kg) 0.02 PS/kg 14.51 kW/tonne (1000 kg) 0.01 kW/kg 19.46 bhp/tonne (1000 kg) 0.02 bhp/kg 0.01 bhp/lb |
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| Weight-to-power ratio | Lower is better 68.93 kg/kW 115.14 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 | |||
| Rear suspension | |||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | 30 x 3½ | ||
| Tyres rear | 30 x 3½ | ||
| Brakes F/R | |||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 2 speed manual | ||
| Top gear ratio | |||
| Final drive ratio | |||
| general | |||
| Carfolio.com ID | 260062 | ||
| Production total | |||
| Model code | |||
| RAC rating | 18.1 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1905 Sommer Model E added 2012-01-22. Last modified 2020-02-02. |
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