The Dunn Light Roadster is a roadster with a front mounted engine which supplies its power to the rear wheels.
The 1.9 litre engine is an overhead valve, 4 cylinder unit that has an output of 14.5 bhp (14.7 PS/10.8 kW) of power.
A 2 speed manual gearbox supplies the power to the wheels.
Stated weight at the kerb is 272 kg.
Full specs
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| Carrocería | |||
|---|---|---|---|
| Carrocería | 2 seater roadster | ||
| Número de puertas | 0 | ||
| diseñado por | |||
| Dimensiones y pesos | |||
| Distancia entre ejes | 2134 | 84 | |
| Vía delantera | 1118 | 44 | |
| Vía trasera | 1118 | 44 | |
| Longitud | |||
| Ancho | |||
| Altura | |||
| Despeje del suelo | |||
| Relación Largo:Dist.entre ejes | |||
| Peso en vacío | 272 kg | 600 | |
| Distribución del peso (% adelante) | |||
| Capacità serbatoio | 18.9 litres | 4.2 [5] UK [US] gal. | |
| Aerodinámica | |||
| Coeficiente de penetración | |||
| Superficie frontal | |||
| SCx | |||
| Tren motriz | |||
| Fabricante del motor | |||
| Código de motor | |||
| Número de cilindros | V 4 in 30° vee | ||
| Cilindrada | 1.9 litre 1853 cc (113.077 cu in) |
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| Diámetro × Carrera | 76.2 × 101.6 mm
3 × 4 in |
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| Relación diámetro/carrera | 0.75 | ||
| Distribución | overhead valve (OHV)
2 válvulas por cilindro 8 Total de válvulas |
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| Potencia nominal | 14.7 PS (14.5 bhp) (10.8 kW) |
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| Par motor máximo | |||
| Potencia específica | 5.8 kW/litre 7.9 ps/litre 7.8 bhp/litre 0.13 bhp/cu in |
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| Materiales de block / culata | |||
| Lubricación | |||
| Relación de compresión | |||
| Alimentación | |||
| Maximum RPM | |||
| Casquillos de cigüeñal | |||
| Engine coolant | Air | ||
| 463.25 cc | |||
| Aspiración | |||
| Compresor | |||
| intercooler | |||
| catalizador | |||
| Rendimiento | |||
| 0-80km/h | |||
| 0-60mph | |||
| 0-100km/h | |||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | |||
| Velocidad máxima | |||
| Power-to-weight ratio | Higher is better 54.05 PS/tonne (1000 kg) 0.05 PS/kg 39.75 kW/tonne (1000 kg) 0.04 kW/kg 53.31 bhp/tonne (1000 kg) 0.05 bhp/kg 0.02 bhp/lb |
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| Weight-to-power ratio | Lower is better 25.16 kg/kW 42.02 lb/bhp |
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| Consumos | |||
| Consumo de combustible | |||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | |||
| km/litre | |||
| UK MPG | |||
| US MPG | |||
| Emisiones de CO2 | |||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | |||
| CO2 Effizienz (DE) | |||
| Chasis | |||
| Ubicación del motor | front | ||
| Engine layout | longitudinal | ||
| Tracción | rear wheel drive | ||
| Alimentación | N/A | ||
| Dirección, tipo | |||
| turns lock-to-lock | |||
| Turning circle | |||
| Suspensión delantera | |||
| Suspensión trasera | |||
| Ruedas delante | |||
| Ruedas detrás | |||
| Neumáticos delante | 28 x 2½ | ||
| Neumáticos detrás | 28 x 2½ | ||
| Brakes F/R | |||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Transmisión | 2 speed manual | ||
| Eje trasero desmultiplicación | |||
| Desmultiplicación grupo cónico | |||
| General | |||
| Carfolio.com ID | 305371 | ||
| Unidades producidas | |||
| Model code | |||
| RAC rating | 14.4 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1915 Dunn Light Roadster added 2013-01-27. Last modified 2020-02-02. |
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