The Rolls-Royce 20 is a 4 door saloon (sedan) style car with a front positioned engine powering the rear wheels.
It is powered by a naturally aspirated engine of 3.1 litre capacity. This powerplant features side valve valve gear, 6 cylinder layout, and 2 valves per cylinder. It has an output of 50 bhp (51 PS/37 kW) of power at 3000 rpm.
Power is delivered to the wheels via a 3 speed manual gearbox.
Quoted kerb weight is 1930 kg.
It is said to be able to manage a top speed of 105 km/h (65 mph).
Full specs
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| Carrosserie | |||
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| Carrosserie | 4/5 seater sedan/saloon | ||
| Nombre de portes | 4 | ||
| Designer | |||
| Dimensions et poids | |||
| Empattement | 3277 | 129 | |
| Voies AV | 1422 | 56 | |
| Voies AR | 1422 | 56 | |
| Longueur | 4521 | 178 | |
| Largeur | |||
| Hauteur | |||
| Garde au sol | |||
| 1.38 | |||
| Poids avec pleins | 1930 kg | 4255 | |
| Répartition poids AV | |||
| Réservoir à essence | |||
| Caractéristiques aérodynamique | |||
| Coefficient de pénétration | |||
| maître-couple | |||
| SCx | |||
| naturally aspirated petrol | |||
| Constructeur du moteur | Rolls-Royce | ||
| Type moteur | |||
| Cylinders | Straight 6 | ||
| Cylindrée | 3.1 litre 3127 cc (190.821 cu in) |
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| Alésage × Course | 76.2 × 114.3 mm
3 × 4.5 in |
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| Rapport alésage / course | 0.67 | ||
| Distribution | side valve (SV)
2 Soupapes par cylindre 12 Total vannes |
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| Puissance maximale | 51 PS (50 bhp) (37 kW) à 3000 tr/mn |
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| Couple maximale | |||
| Specific output | 11.9 kW/litre 16.2 ps/litre 16 bhp/litre 0.26 bhp/cu in |
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| Construction | |||
| Lubrification | |||
| Taux de compression | 4.8:1 | ||
| Carburant | 1 Rolls-Royce carb | ||
| bmep (brake mean effective pressure) | |||
| Régime maximal | |||
| Nombre de paliers de vilebrequin | 7 | ||
| Refroidissement | Water | ||
| Cylindrée Unitaire | 521.17 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalyseur | N | ||
| Performances | |||
| 0-80km/h | |||
| 0-60mph | |||
| 0-100km/h | |||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | |||
| Vitesse | 105 km/h (65 mph) | ||
| Power-to-weight ratio | Higher is better 26.27 PS/tonne (1000 kg) 0.03 PS/kg 19.32 kW/tonne (1000 kg) 0.02 kW/kg 25.91 bhp/tonne (1000 kg) 0.03 bhp/kg 0.01 bhp/lb |
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| Weight-to-power ratio | Lower is better 51.76 kg/kW 86.46 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 | LA.SE. | ||
| Suspension AR | LA.SE. | ||
| Roues AV | |||
| Roues AR | |||
| Pneumatiques AV | 32 x 4.5 | ||
| Pneumatiques AR | 32 x 4.5 | ||
| Freins AV/AR | -/Dr | ||
| Diamètre des freins AV | |||
| Diamètre des freins AR | |||
| Braked area | |||
| Transmission | 3 speed manual | ||
| Rapport de démultiplication supérieure | |||
| Rapport de pont | |||
| Généralités | |||
| Carfolio.com ID | 117634 | ||
| Production total | |||
| Type mines | |||
| RAC rating | 21.6 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1922 Rolls-Royce 20 added 2004-01-09. Last modified 2013-02-28. |
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