The Mercedes-Benz 420 SEC is a 2 door coupé-bodied motor vehicle styled by Bruno Sacco with a front mounted engine driving through the rear wheels.
The 420 SEC forms part of Mercedes-Benz's C 126 series of cars.
Its 4.2 litre engine is a naturally aspirated, single overhead camshaft, 8 cylinder that produces 215 bhp (218 PS/160 kW) of power at 5200 rpm, and maximum torque of 329 N·m (243 lb·ft/33.5 kgm) at 3750 rpm.
Its stated weight at the kerb is 1600 kg.
Top quoted speed is 217 km/h, or 135 mph.
Full specs
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| Carrosserie | |||
|---|---|---|---|
| Carrosserie | 2+2 seater fixed-head coupé | ||
| Nombre de portes | 2 | ||
| Designer | Bruno Sacco | ||
| Dimensions et poids | |||
| Empattement | 2845 | 112 | |
| Voies AV | |||
| Voies AR | |||
| Longueur | 5060 | 199.2 | |
| Largeur | 1829 | 72 | |
| Hauteur | 1412 | 55.6 | |
| Garde au sol | |||
| 1.78 | |||
| Poids avec pleins | 1600 kg | 3527 | |
| Répartition poids AV | |||
| Réservoir à essence | |||
| Caractéristiques aérodynamique | |||
| Coefficient de pénétration | |||
| maître-couple | |||
| SCx | |||
| naturally aspirated petrol | |||
| Constructeur du moteur | Mercedes-Benz | ||
| Type moteur | |||
| Cylinders | V 8 | ||
| Cylindrée | 4.2 litre 4196 cc (256.056 cu in) |
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| Alésage × Course | 92 × 78.9 mm
3.62 × 3.11 in |
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| Rapport alésage / course | 1.17 | ||
| Distribution | single overhead camshaft (SOHC)
2 Soupapes par cylindre 16 Total vannes |
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| Puissance maximale | 218 PS (215 bhp) (160 kW) à 5200 tr/mn |
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| Couple maximale | 329 Nm (243 ft·lb) (33.5 kgm) à 3750 tr/mn |
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| Specific output | 38.2 kW/litre 52 ps/litre 51.2 bhp/litre 0.84 bhp/cu in |
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78.41 Nm/litre
0.95 ft·lb/cu3 |
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| Construction | |||
| Lubrification | |||
| Taux de compression | 9:1 | ||
| Carburant | Bo KE-Jet fuel inj. | ||
| bmep (brake mean effective pressure) | 985.3 kPa (142.9 psi) | ||
| Régime maximal | |||
| Nombre de paliers de vilebrequin | 5 | ||
| Refroidissement | Water | ||
| Cylindrée Unitaire | 524.5 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalyseur | |||
| Performances | |||
| 0-80km/h | |||
| 0-60mph | 8.3 s | ||
| 0-100km/h | 9 s | ||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | |||
| Vitesse | 217 km/h (135 mph) | ||
| Power-to-weight ratio | Higher is better 136.24 PS/tonne (1000 kg) 0.14 PS/kg 100.2 kW/tonne (1000 kg) 0.1 kW/kg 134.38 bhp/tonne (1000 kg) 0.13 bhp/kg 0.06 bhp/lb |
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| Weight-to-power ratio | Lower is better 9.98 kg/kW 16.67 lb/bhp |
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| Consommation | |||
| Consommation | |||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | |||
| km/litre | |||
| UK MPG | |||
| US MPG | |||
| Emissions de CO₂ | |||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | |||
| CO2 Effizienz (DE) | |||
| Châssis | |||
| Emplacement de moteur | front | ||
| Engine layout | longitudinal | ||
| Traction | rear wheel drive | ||
| Répartition du couple | N/A | ||
| Direction | |||
| turns lock-to-lock | |||
| Turning circle | |||
| Suspension AV | |||
| Suspension AR | |||
| Roues AV | |||
| Roues AR | |||
| Pneumatiques AV | |||
| Pneumatiques AR | |||
| Freins AV/AR | |||
| Diamètre des freins AV | |||
| Diamètre des freins AR | |||
| Braked area | |||
| Transmission | |||
| Rapport de démultiplication supérieure | |||
| Rapport de pont | |||
| Généralités | |||
| Carfolio.com ID | 7348 | ||
| Production total | |||
| Type mines | |||
| C 126 | |||
| RAC rating | 42.0 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1985 Mercedes-Benz 420 SEC added before December 1995. Last modified 2013-06-19. |
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