The 7 Superlight R400 is a rear wheel drive roadster motor vehicle with a front mounted engine, sold by Caterham.
Its 4 cylinder, double overhead camshaft naturally aspirated engine has 4 valves per cylinder and a displacement of 1.8 litres. For this model it produces power and torque figures of 200 bhp (203 PS/149 kW) at 7500 rpm and 210 Nm (155 lbft/21.4 kgm) at 5750 rpm respectively.
The engine supplies its power through to the wheels via a 6 speed manual transmission.
Stated kerb weight is 490 kg.
The Caterham 7 Superlight R400 is claimed to manage a maxiumum speed of 225 km/h or 140 mph.
Full specs
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| Carrosserie | |||
|---|---|---|---|
| Carrosserie | 2 seater roadster | ||
| Nombre de portes | 2 | ||
| Designer | |||
| Dimensions et poids | |||
| Empattement | 2225 | 87.6 | |
| Voies AV | |||
| Voies AR | |||
| Longueur | 3100 | 122 | |
| Largeur | 1575 | 62 | |
| Hauteur | 800 | 31.5 | |
| Garde au sol | |||
| 1.39 | |||
| Poids avec pleins | 490 kg | 1080 | |
| Répartition poids AV | |||
| Réservoir à essence | |||
| Caractéristiques aérodynamique | |||
| Coefficient de pénétration | |||
| maître-couple | |||
| SCx | |||
| naturally aspirated petrol | |||
| Constructeur du moteur | Rover | ||
| Type moteur | |||
| Cylinders | Straight 4 | ||
| Cylindrée | 1.8 litre 1796 cc (109.599 cu in) |
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| Alésage × Course | 80 × 89.3 mm
3.15 × 3.52 in |
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| Rapport alésage / course | 0.9 | ||
| Distribution | double overhead camshaft (DOHC)
4 Soupapes par cylindre 16 Total vannes |
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| Puissance maximale | 203 PS (200 bhp) (149 kW) à 7500 tr/mn |
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| Couple maximale | 210 Nm (155 ft·lb) (21.4 kgm) à 5750 tr/mn |
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| Specific output | 83 kW/litre 112.9 ps/litre 111.4 bhp/litre 1.82 bhp/cu in |
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116.93 Nm/litre
1.41 ft·lb/cu3 |
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| Construction | |||
| Lubrification | |||
| Taux de compression | |||
| Carburant | EFi | ||
| bmep (brake mean effective pressure) | 1469.3 kPa (213.1 psi) | ||
| Régime maximal | |||
| Nombre de paliers de vilebrequin | |||
| Refroidissement | Water | ||
| Cylindrée Unitaire | 449 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalyseur | Y | ||
| Performances | |||
| 0-80km/h | |||
| 0-60mph | 3.9 s | ||
| 0-100km/h | |||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | |||
| Vitesse | 225 km/h (140 mph) | ||
| Power-to-weight ratio | Higher is better 413.84 PS/tonne (1000 kg) 0.41 PS/kg 304.37 kW/tonne (1000 kg) 0.3 kW/kg 408.16 bhp/tonne (1000 kg) 0.41 bhp/kg 0.18 bhp/lb |
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| Weight-to-power ratio | Lower is better 3.29 kg/kW 5.49 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 | 1.930 | ||
| Turning circle | |||
| Suspension AV | I.W.ARB. | ||
| Suspension AR | dD.WL.CS.ARB. | ||
| Roues AV | 6J x 15 | ||
| Roues AR | 7J x 15 | ||
| Pneumatiques AV | |||
| Pneumatiques AR | |||
| Freins AV/AR | VeDi/Di | ||
| Diamètre des freins AV | |||
| Diamètre des freins AR | |||
| Braked area | |||
| Transmission | 6 speed manual | ||
| Rapport de démultiplication supérieure | 1 | ||
| Rapport de pont | 3.62 | ||
| Généralités | |||
| Carfolio.com ID | 118129 | ||
| Production total | |||
| Type mines | |||
| RAC rating | 15.9 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2003 Caterham 7 Superlight R400 added 2004-01-15. Last modified 2013-02-28. |
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