The Opel 5/12 PS Roadster is a rear wheel drive motor car, with the engine mounted in the front, and a roadster bodyshell.
It is powered by a naturally aspirated engine of 1.4 litre capacity. This powerplant features side valve valve gear, 4 cylinder layout, and 2 valves per cylinder. It has an output of 14.3 bhp (14.5 PS/10.7 kW) of power at 1800 rpm.
The engine transfers its power through to the wheels via a 4 speed manual transmission.
Top stated speed is 55 km/h (34 mph).
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 2 seater roadster | ||
| Number of doors | |||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2500 mm | 98.4 inches | |
| Track/tread (front) | 1250 mm | 49.2 inches | |
| Track/tread (rear) | 1250 mm | 49.2 inches | |
| Length | 3600 mm | 141.7 inches | |
| Width | 1600 mm | 63 inches | |
| Height | |||
| Ground clearance | |||
| length:wheelbase ratio | 1.44 | ||
| Kerb weight | |||
| Weight distribution | |||
| fuel tank capacity | 35 litres | 7.7 [9.2] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Opel | ||
| Engine code | |||
| Cylinders | Straight 4 | ||
| Capacity | 1.4 litre 1394 cc (85.067 cu in) |
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| Bore × Stroke | 65 × 105 mm
2.56 × 4.13 in |
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| Bore/stroke ratio | 0.62 | ||
| Valve gear | side valve (SV)
2 valves per cylinder 8 valves in total |
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| maximum power output | 14.5 PS (14.3 bhp) (10.7 kW) at 1800 rpm |
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| maximum torque | |||
| Specific output | 7.6 kW/litre 10.4 ps/litre 10.3 bhp/litre 0.17 bhp/cu in |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | |||
| Fuel system | |||
| bmep (brake mean effective pressure) | |||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 348.5 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 | 55 km/h (34 mph) | ||
| 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 | 8.00 x 85 | ||
| Tyres rear | 8.00 x 85 | ||
| 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 | 559361 | ||
| Production total | |||
| Model code | |||
| RAC rating | 10.5 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1914 Opel 5/12 PS Roadster added 2018-09-25. Last modified 2020-03-16. |
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