The Mercedes-Benz 420 SEC is a 2 door coupé style motor vehicle styled by Bruno Sacco with a front positioned engine powering the rear wheels.
The 420 SEC is part of Mercedes-Benz's C 140 model series.
Powering the Mercedes-Benz 420 SEC is a single overhead camshaft, 4.2 litre naturally aspirated 8 cylinder powerplant, with 2 valves per cylinder that provides power and torque figures of 286 bhp (290 PS/213 kW) at 5700 rpm and 410 N·m (302 lb·ft/41.8 kgm) at 3900 rpm respectively.
The engine powers the wheels by means of a 4 speed automatic 'box.
Full specs
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| Carrosserie | |||
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| Carrosserie | 4/5 seater fixed-head coupé | ||
| Nombre de portes | 2 | ||
| Designer | Bruno Sacco | ||
| Dimensions et poids | |||
| Empattement | 2945 | 115.9 | |
| Voies AV | 1603 | 63.1 | |
| Voies AR | 1576 | 62 | |
| Longueur | 5065 | 199.4 | |
| Largeur | 1912 | 75.3 | |
| Hauteur | 1455 | 57.3 | |
| Garde au sol | |||
| 1.72 | |||
| Poids avec pleins | |||
| Répartition poids AV | |||
| Réservoir à essence | 100 litres | 22 [26.4] UK [US] gal. | |
| 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 | 290 PS (286 bhp) (213 kW) à 5700 tr/mn |
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| Couple maximale | 410 Nm (302 ft·lb) (41.8 kgm) à 3900 tr/mn |
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| Specific output | 50.8 kW/litre 69.1 ps/litre 68.2 bhp/litre 1.12 bhp/cu in |
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97.71 Nm/litre
1.18 ft·lb/cu3 |
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| Construction | |||
| Lubrification | |||
| Taux de compression | 10:1 | ||
| Carburant | Bo LH-Jet fuel inj. | ||
| bmep (brake mean effective pressure) | 1227.9 kPa (178.1 psi) | ||
| Régime maximal | |||
| Nombre de paliers de vilebrequin | 5 | ||
| Refroidissement | Water | ||
| Cylindrée Unitaire | 524.5 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalyseur | Y | ||
| Performances | |||
| 0-80km/h | |||
| 0-60mph | |||
| 0-100km/h | |||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | |||
| Vitesse | |||
| Power-to-weight ratio | |||
| Weight-to-power ratio | |||
| 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 | I.DW.CS.ARB. | ||
| Suspension AR | I.MLi.CS.ARB.ALC. | ||
| Roues AV | |||
| Roues AR | |||
| Pneumatiques AV | |||
| Pneumatiques AR | |||
| Freins AV/AR | |||
| Diamètre des freins AV | |||
| Diamètre des freins AR | |||
| Braked area | |||
| Transmission | 4 speed automatic | ||
| Rapport de démultiplication supérieure | |||
| Rapport de pont | |||
| Généralités | |||
| Carfolio.com ID | 6886 | ||
| Production total | |||
| Type mines | |||
| C 140 | |||
| RAC rating | 42.0 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1992 Mercedes-Benz 420 SEC added before December 1995. Last modified 2019-10-02. |
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