The Seven Superlight Twenty is a rear wheel drive roadster road car with a front positioned engine, manufactured by Caterham.
Its engine is a naturally aspirated petrol, 1.6 litre, double overhead camshaft 4 cylinder with 4 valves per cylinder. It has an output of 135 bhp (137 PS/101 kW) of power at 6800 rpm, and maximum torque of 165 N·m (122 lb·ft/16.8 kgm) at 4100 rpm.
A 6 speed manual gearbox transmits the power to the driven wheels.
Its stated weight at the kerb is 498 kg.
Maximum speed quoted is 196 km/h, which is 122 mph.
Full specs
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| Carrosserie | |||
|---|---|---|---|
| Carrosserie | 2 seater roadster | ||
| Nombre de portes | 0 | ||
| Designer | |||
| Dimensions et poids | |||
| Empattement | 2225 | 87.6 | |
| Voies AV | |||
| Voies AR | |||
| Longueur | 3100 | 122 | |
| Largeur | 1575 | 62 | |
| Hauteur | 990 | 39 | |
| Garde au sol | |||
| 1.39 | |||
| Poids avec pleins | 498 kg | 1098 | |
| Répartition poids AV | |||
| Réservoir à essence | 36 litres | 7.9 [9.5] UK [US] gal. | |
| Caractéristiques aérodynamique | |||
| Coefficient de pénétration | |||
| maître-couple | |||
| SCx | |||
| naturally aspirated petrol | |||
| Constructeur du moteur | Ford | ||
| Type moteur | Sigma | ||
| Cylinders | Straight 4 | ||
| Cylindrée | 1.6 litre 1596 cc (97.394 cu in) |
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| Alésage × Course | 79 × 81.4 mm
3.11 × 3.2 in |
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| Rapport alésage / course | 0.97 | ||
| Distribution | double overhead camshaft (DOHC)
4 Soupapes par cylindre 16 Total vannes |
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| Puissance maximale | 137 PS (135 bhp) (101 kW) à 6800 tr/mn |
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| Couple maximale | 165 Nm (122 ft·lb) (16.8 kgm) à 4100 tr/mn |
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| Specific output | 63.1 kW/litre 85.8 ps/litre 84.6 bhp/litre 1.39 bhp/cu in |
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103.38 Nm/litre
1.25 ft·lb/cu3 |
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| Construction | |||
| Lubrification | Carter humide | ||
| Taux de compression | |||
| Carburant | |||
| bmep (brake mean effective pressure) | 1299.2 kPa (188.4 psi) | ||
| Régime maximal | |||
| Nombre de paliers de vilebrequin | 5 | ||
| Refroidissement | Water | ||
| Cylindrée Unitaire | 399 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalyseur | Y | ||
| Performances | |||
| 0-80km/h | |||
| 0-60mph | 4.9 s | ||
| 0-100km/h | |||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | |||
| Vitesse | 196 km/h (122 mph) | ||
| Power-to-weight ratio | Higher is better 274.85 PS/tonne (1000 kg) 0.27 PS/kg 202.15 kW/tonne (1000 kg) 0.2 kW/kg 271.08 bhp/tonne (1000 kg) 0.27 bhp/kg 0.12 bhp/lb |
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| Weight-to-power ratio | Lower is better 4.95 kg/kW 8.26 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.DW.CS.ARB. | ||
| Suspension AR | dD.RA.ARB. | ||
| Roues AV | 6 x 13 | ||
| Roues AR | 6 x 13 | ||
| Pneumatiques AV | Avon CR500 175/55 R 13 | ||
| Pneumatiques AR | Avon CR500 175/55 R 13 | ||
| Freins AV/AR | Di/Di | ||
| Diamètre des freins AV | |||
| Diamètre des freins AR | |||
| Braked area | |||
| Transmission | 6 speed manual | ||
| Rapport de démultiplication supérieure | 1 | ||
| Rapport de pont | 3.64 | ||
| Généralités | |||
| Carfolio.com ID | 530222 | ||
| Production total | 20 | ||
| Type mines | |||
| RAC rating | 15.5 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2015 Caterham Seven Superlight Twenty added 2017-10-01. Last modified 2020-04-30. |
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