The Caterham Seven 420 is a roadster-bodied car with a front mounted engine driving through the rear wheels.
Its 4 cylinder, double overhead camshaft naturally aspirated engine has 4 valves per cylinder and a displacement of 2 litres. In this application it develops power and torque figures of 210 bhp (213 PS/157 kW) at 7600 rpm and 203 Nm (150 lbft/20.7 kgm) at 6300 rpm respectively. Lubrication is of the dry sump-type.
The engine drives the wheels through a 5 speed manual transmission.
Its quoted kerb weight is 560 kg.
The Caterham Seven 420 is said to be able to manage a maxiumum speed of 219 km/h (136 mph).
Full specs
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| Karosserie | |||
|---|---|---|---|
| Karosserie | 2 seater roadster | ||
| Anzahl türen | 0 | ||
| Entwerfer | |||
| Maße und Gewicht | |||
| Radstand | 2225 | 87.6 Zoll | |
| Spurweite vorn | |||
| Spurweite hinten | |||
| Länge | 3100 | 122 Zoll | |
| Breite | 1575 | 62 Zoll | |
| Höhe | 990 | 39 Zoll | |
| Bodenfreiheit | |||
| 1.39 | |||
| Leergewicht | 560 kg | 1235 Pfund | |
| Gewichtsverteilung (vorn) | |||
| Tankinhalt | 36 litres | 7.9 [9.5] UK [US] gal. | |
| Aerodynamik | |||
| Luftwiderstandsbeiwert | |||
| Stirnfläche | |||
| CdA | |||
| Motorisierung | |||
| naturally aspirated petrol | |||
| Motor Hersteller | Ford | ||
| Motor-Typ | |||
| Anzahl zylinders | Straight 4 | ||
| Hubraum | 2 litre 1999 cc (121.986 cu in) |
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| Bohrung × Hub | 87.5 × 83.1 mm
3.44 × 3.27 in |
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| Bohrung/Hub Verhältnis | 1.05 | ||
| Verteilung | double overhead camshaft (DOHC)
4 Ventile pro Zylinder 16 Insgesamt Ventile |
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| Leistung | 213 PS (210 bhp) (157 kW) bei 7600 U/min |
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| Max. Drehmoment | 203 Nm (150 ft·lb) (20.7 kgm) bei 6300 U/min |
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| spezifisches Leistung | 78.3 kW/litre 106.5 ps/litre 105.1 bhp/litre 1.72 bhp/cu in |
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| Spezifisches Drehmoment |
101.55 Nm/litre
1.23 ft·lb/cu3 |
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| Engine construction | |||
| Schmierung | trockensumpf | ||
| Verdichtungsverhältnis | 10.8:1 | ||
| Vergasser/Einspritzung | |||
| effektiver Mitteldruck | 1276.1 kPa (185.1 psi) | ||
| Höchstdrezahl | 7600 U/min | ||
| Anzahl der Kurbelwellenlager | 5 | ||
| Abkühlen | Water | ||
| Einheitszylinderinhalt | 499.75 cc | ||
| Aspiration | Normal | ||
| Kompressor-typ | N/A | ||
| Ladeluftkühler | None | ||
| Katalysator | Y | ||
| Fahrleistungen | |||
| 0-80km/h | |||
| 0-60mph | 3.8 s | ||
| 0-100km/h | |||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | |||
| Vmax/Höchstgeschwindigkeit | 219 km/h (136 mph) | ||
| Power-to-weight ratio | Higher is better 380.21 PS/tonne (1000 kg) 0.38 PS/kg 279.64 kW/tonne (1000 kg) 0.28 kW/kg 375 bhp/tonne (1000 kg) 0.38 bhp/kg 0.17 bhp/lb |
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| Weight-to-power ratio | Lower is better 3.58 kg/kW 5.97 lb/bhp |
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| Verbrauch | |||
| Verbrauch | |||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | |||
| km/litre | |||
| UK MPG | |||
| US MPG | |||
| Carbon dioxide emissions | |||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | |||
| CO2 Effizienz (DE) | |||
| Fahrgestell | |||
| Motor Platzierung | front | ||
| Engine layout | longitudinal | ||
| Antrieb | rear wheel drive | ||
| Drehmomentverteilung | N/A | ||
| Lenkungtyp | Zahnstangenlenkung | ||
| Lenkradumdrehungen | |||
| Wendekruis | |||
| Radaufhängen vorn | I.DW.CS.ARB. | ||
| Radaufhängen hintern | dD.RA. | ||
| Rädergröße vorn | |||
| Rädergröße hintern | |||
| Reifen vorn | 185/60 x 14 | ||
| Reifen hintern | 185/60 x 14 | ||
| Bremsen vorn/hintern | Di/Di | ||
| Bremse Durchmesser vorn | |||
| Bremse Durchmesser hintern | |||
| Braked area | |||
| Getriebe | 5 gang Schaltgetriebe | ||
| Hinterachse | 0.81 | ||
| Hinterachse Übersetzungen | 3.92 | ||
| Allgemein | |||
| Carfolio.com ID | 530365 | ||
| Production total | |||
| Modellnummer | |||
| RAC rating | 19.0 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2015 Caterham Seven 420 added 2017-10-01. Last modified 2020-04-30. |
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