The Special Roadster is a rear wheel drive roadster motor car with a front located engine, from Horch.
The power is produced by a naturally aspirated engine of 4.9 litre capacity. This unit features single overhead camshaft valve gear, 8 cylinder layout, and 2 valves per cylinder. It has an output of 118.5 bhp (120 PS/88 kW) of power.
The power is delivered to the wheels through a 4 speed manual gearbox.
Its quoted kerb weight is 2370 kg.
The Horch Special Roadster is claimed to achieve a top speed of 135 km/h (84 mph).
Full specs
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| Carrocería | |||
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| Carrocería | 2 seater roadster | ||
| Número de puertas | 2 | ||
| diseñado por | |||
| Dimensiones y pesos | |||
| Distancia entre ejes | 3300 | 129.9 | |
| Vía delantera | 1510 | 59.4 | |
| Vía trasera | 1516 | 59.7 | |
| Longitud | 5230 | 205.9 | |
| Ancho | 1810 | 71.3 | |
| Altura | 1550 | 61 | |
| Despeje del suelo | 200 | 7.9 | |
| Relación Largo:Dist.entre ejes | 1.58 | ||
| Peso en vacío | 2370 kg | 5225 | |
| Distribución del peso (% adelante) | |||
| Capacità serbatoio | 95 litres | 20.9 [25.1] UK [US] gal. | |
| Aerodinámica | |||
| Coeficiente de penetración | |||
| Superficie frontal | |||
| SCx | |||
| Tren motriz | |||
| naturally aspirated petrol | |||
| Fabricante del motor | Horch | ||
| Código de motor | |||
| Número de cilindros | Straight 8 | ||
| Cilindrada | 4.9 litre 4946 cc (301.823 cu in) |
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| Diámetro × Carrera | 87 × 104 mm
3.43 × 4.09 in |
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| Relación diámetro/carrera | 0.84 | ||
| Distribución | single overhead camshaft (SOHC)
2 válvulas por cilindro 16 Total de válvulas |
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| Potencia nominal | 120 PS (118.5 bhp) (88 kW) |
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| Par motor máximo | |||
| Potencia específica | 17.9 kW/litre 24.3 ps/litre 24 bhp/litre 0.39 bhp/cu in |
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| Materiales de block / culata | |||
| Lubricación | |||
| Relación de compresión | |||
| Alimentación | |||
| Maximum RPM | |||
| Casquillos de cigüeñal | |||
| Engine coolant | Water | ||
| 618.25 cc | |||
| Aspiración | Normal | ||
| Compresor | N/A | ||
| intercooler | None | ||
| catalizador | N | ||
| Rendimiento | |||
| 0-80km/h | |||
| 0-60mph | |||
| 0-100km/h | |||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | |||
| Velocidad máxima | 135 km/h (84 mph) | ||
| Power-to-weight ratio | Higher is better 50.7 PS/tonne (1000 kg) 0.05 PS/kg 37.29 kW/tonne (1000 kg) 0.04 kW/kg 50 bhp/tonne (1000 kg) 0.05 bhp/kg 0.02 bhp/lb |
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| Weight-to-power ratio | Lower is better 26.82 kg/kW 44.8 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 | 6.50-17 | ||
| Neumáticos detrás | 6.50-17 | ||
| Brakes F/R | Dr/Dr | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Transmisión | 4 speed manual | ||
| Eje trasero desmultiplicación | 1 | ||
| Desmultiplicación grupo cónico | 3.90 | ||
| General | |||
| Carfolio.com ID | 363627 | ||
| Unidades producidas | |||
| Model code | |||
| RAC rating | 37.5 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1938 Horch Special Roadster added 2014-02-15. Last modified 2020-02-02. |
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