The Plymouth Road Runner 426 Hemi is a rear wheel drive motor car, with its engine positioned in the front, and a 2 door coupé body.
It's powered courtesy of a naturally aspirated engine of 7 litre capacity. This powerplant features overhead valve valve gear, a 90 degree V 8 cylinder layout, and 2 valves per cylinder. It produces 425 bhp (431 PS/317 kW) of power at 5000 rpm, and maximum torque of 665 N·m (490 lb·ft/67.8 kgm) at 4000 rpm.
A 3 speed automatic gearbox supplies the power to the driven wheels.
Full specs
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| Carrocería | |||
|---|---|---|---|
| Carrocería | 4/5 seater fixed-head coupé | ||
| Número de puertas | 2 | ||
| diseñado por | |||
| Dimensiones y pesos | |||
| Distancia entre ejes | 2921 | 115 | |
| Vía delantera | 1527 | 60.1 | |
| Vía trasera | 1575 | 62 | |
| Longitud | 5161 | 203.2 | |
| Ancho | 2009 | 79.1 | |
| Altura | 1339 | 52.7 | |
| Despeje del suelo | 137 | 5.4 | |
| Relación Largo:Dist.entre ejes | 1.77 | ||
| Peso en vacío | |||
| Distribución del peso (% adelante) | |||
| Capacità serbatoio | |||
| Aerodinámica | |||
| Coeficiente de penetración | |||
| Superficie frontal | |||
| SCx | |||
| Tren motriz | |||
| naturally aspirated petrol | |||
| Fabricante del motor | Chrysler | ||
| Código de motor | |||
| Número de cilindros | V 8 in 90° vee | ||
| Cilindrada | 7 litre 6974 cc (425.58 cu in) |
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| Diámetro × Carrera | 107.95 × 95.25 mm
4.25 × 3.75 in |
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| Relación diámetro/carrera | 1.13 | ||
| Distribución | overhead valve (OHV)
2 válvulas por cilindro 16 Total de válvulas |
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| Potencia nominal (SAE gross) |
431 PS (425 bhp) (317 kW) a 5000 rpm |
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| Par motor máximo (SAE gross) |
665 Nm (490 ft·lb) (67.8 kgm) a 4000 rpm |
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| Potencia específica (SAE gross) |
45.4 kW/litre 61.8 ps/litre 60.9 bhp/litre 1 bhp/cu in |
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(SAE gross) |
95.35 Nm/litre
1.15 ft·lb/cu3 |
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| Materiales de block / culata | |||
| Lubricación | Cárter húmedo | ||
| Relación de compresión | 10.2:1 | ||
| Alimentación | |||
| 1198.3 kPa (173.8 psi) | |||
| Maximum RPM | |||
| Casquillos de cigüeñal | 5 | ||
| Engine coolant | Water | ||
| 871.75 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 | |||
| Power-to-weight ratio | |||
| Weight-to-power ratio | |||
| 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 | 6.0JJ x 14 | ||
| Ruedas detrás | 6.0JJ x 14 | ||
| Neumáticos delante | F70 x 14 2B/2 | ||
| Neumáticos detrás | F70 x 14 2B/2 | ||
| Brakes F/R | Dr/Dr | ||
| Front brake diameter | 279 mm | ||
| Rear brake diameter | 279 mm | ||
| Braked area | |||
| Transmisión | 3 speed automatic | ||
| Eje trasero desmultiplicación | 1 | ||
| Desmultiplicación grupo cónico | 3.23 | ||
| General | |||
| Carfolio.com ID | 827618 | ||
| Unidades producidas | |||
| Model code | RM23 | ||
| RAC rating | 57.8 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1971 Plymouth Road Runner 426 Hemi Automatic added 2025-03-01. Last modified 2025-03-09. |
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