The 420 SL is an automobile from Mercedes-Benz, with rear wheel drive, a front positioned engine and a Friedrich Geiger-designed 2 door convertible/cabriolet body style.
It is part of Mercedes-Benz's R 107 model series.
The 8 cylinder, single overhead camshaft naturally aspirated engine has 2 valves per cylinder and a volume of 4.2 litres. It musters power and torque figures of 201 bhp (204 PS/150 kW) at 5200 rpm and 304 Nm (224 lbft/31 kgm) at 3600 rpm respectively.
The engine delivers its power through to the wheels via a 4 speed automatic gearbox.
Stated kerb weight is 1600 kg.
The Mercedes-Benz 420 SL is claimed to achieve a top speed of 205 km/h, or 127 mph, stated fuel consumption is 9.9/12.1/15.4 l/100km 90 km/h / 120 km/h / urban per 80/1268/EEC.
Full specs
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| Carrocería | |||
|---|---|---|---|
| Carrocería | 2 seater convertible/cabriolet | ||
| Número de puertas | 2 | ||
| diseñado por | Friedrich Geiger | ||
| Dimensiones y pesos | |||
| Distancia entre ejes | 2455 | 96.7 | |
| Vía delantera | 1460 | 57.5 | |
| Vía trasera | 1465 | 57.7 | |
| Longitud | 4390 | 172.8 | |
| Ancho | 1791 | 70.5 | |
| Altura | 1295 | 51 | |
| Despeje del suelo | |||
| Relación Largo:Dist.entre ejes | 1.79 | ||
| Peso en vacío | 1600 kg | 3527 | |
| Distribución del peso (% adelante) | |||
| Capacità serbatoio | 85 litres | 18.7 [22.5] UK [US] gal. | |
| Aerodinámica | |||
| Coeficiente de penetración | |||
| Superficie frontal | |||
| SCx | |||
| Tren motriz | |||
| naturally aspirated petrol | |||
| Fabricante del motor | Mercedes-Benz | ||
| Código de motor | M 116 E 42 / 116.964 | ||
| Número de cilindros | V 8 | ||
| Cilindrada | 4.2 litre 4196 cc (256.056 cu in) |
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| Diámetro × Carrera | 92 × 78.9 mm
3.62 × 3.11 in |
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| Relación diámetro/carrera | 1.17 | ||
| Distribución | single overhead camshaft (SOHC)
2 válvulas por cilindro 16 Total de válvulas |
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| Potencia nominal (DIN) |
204 PS (201 bhp) (150 kW) a 5200 rpm |
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| Par motor máximo (DIN) |
304 Nm (224 ft·lb) (31 kgm) a 3600 rpm |
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| Potencia específica (DIN) |
35.7 kW/litre 48.6 ps/litre 47.9 bhp/litre 0.78 bhp/cu in |
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(DIN) |
72.45 Nm/litre
0.88 ft·lb/cu3 |
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| Materiales de block / culata | |||
| Lubricación | Cárter húmedo | ||
| Relación de compresión | 9:1 | ||
| Alimentación | Bosch KE-Jetronic fuel injection | ||
| 910.4 kPa (132 psi) | |||
| Maximum RPM | |||
| Casquillos de cigüeñal | 5 | ||
| Engine coolant | Water | ||
| 524.5 cc | |||
| Aspiración | Normal | ||
| Compresor | N/A | ||
| intercooler | None | ||
| catalizador | Y | ||
| Rendimiento | |||
| 0-80km/h | |||
| 0-60mph | |||
| 0-100km/h | 9 s | ||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | |||
| Velocidad máxima | 205 km/h (127 mph) | ||
| Power-to-weight ratio | Higher is better 127.37 PS/tonne (1000 kg) 0.13 PS/kg 93.68 kW/tonne (1000 kg) 0.09 kW/kg 125.63 bhp/tonne (1000 kg) 0.13 bhp/kg 0.06 bhp/lb |
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| Weight-to-power ratio | Lower is better 10.67 kg/kW 17.83 lb/bhp |
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| Consumos | |||
| Consumo de combustible | 9.9/12.1/15.4 l/100km 90 km/h / 120 km/h / urban per 80/1268/EEC | ||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | 9.9/12.1/15.4 l/100km 90kmph/120kmph/urban | ||
| km/litre | 10.1/8.3/6.5 km/l 90kmph/120kmph/urban | ||
| UK MPG | 28.5/23.3/18.3 UK MPG 90kmph/120kmph/urban | ||
| US MPG | 23.8/19.4/15.3 US MPG 90kmph/120kmph/urban | ||
| 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 | 7½J x 15 | ||
| Ruedas detrás | 7½J x 15 | ||
| Neumáticos delante | 205/65 VR 15 | ||
| Neumáticos detrás | 205/65 VR 15 | ||
| Brakes F/R | VeDi/VeDi-S-ABS | ||
| Front brake diameter | 286 mm | ||
| Rear brake diameter | 279 mm | ||
| Braked area | |||
| Transmisión | 4 speed automatic | ||
| Eje trasero desmultiplicación | 1 | ||
| Desmultiplicación grupo cónico | 2.47 | ||
| General | |||
| Carfolio.com ID | 730125 | ||
| Unidades producidas | |||
| Model code | R 107 E 42 | ||
| R 107 | |||
| RAC rating | 42.0 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1985 Mercedes-Benz 420 SL added 2021-10-23. Last modified 2021-10-23. |
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