The Speed 25 SC is a rear wheel drive saloon (sedan) road car with a front placed engine, manufactured by Alvis.
The Alvis Speed 25 SC's engine is a naturally aspirated petrol, 3.6 litre, overhead valve 6 cylinder with 2 valves per cylinder. In this application it produces 106 bhp (107 PS/79 kW) of power at 3800 rpm.
The engine transmits power to the wheels via a 4 speed manual gearbox.
It weighs a stated 1854 kg at the kerb.
Its maximum speed claimed is 156 km/h, which is 97 mph.
Full specs
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| Carrosserie | |||
|---|---|---|---|
| Carrosserie | 4/5 seater sedan/saloon | ||
| Nombre de portes | 4 | ||
| Designer | |||
| Dimensions et poids | |||
| Empattement | 3150 | 124 | |
| Voies AV | 1422 | 56 | |
| Voies AR | 1422 | 56 | |
| Longueur | 4826 | 190 | |
| Largeur | 1778 | 70 | |
| Hauteur | 1600 | 63 | |
| Garde au sol | 178 | 7 | |
| 1.53 | |||
| Poids avec pleins | 1854 kg | 4087 | |
| Répartition poids AV | |||
| Réservoir à essence | 77.3 litres | 17 [20.4] UK [US] gal. | |
| Caractéristiques aérodynamique | |||
| Coefficient de pénétration | |||
| maître-couple | |||
| SCx | |||
| naturally aspirated petrol | |||
| Constructeur du moteur | Alvis | ||
| Type moteur | |||
| Cylinders | Straight 6 | ||
| Cylindrée | 3.6 litre 3571 cc (217.916 cu in) |
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| Alésage × Course | 83 × 110 mm
3.27 × 4.33 in |
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| Rapport alésage / course | 0.75 | ||
| Distribution | overhead valve (OHV)
2 Soupapes par cylindre 12 Total vannes |
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| Puissance maximale | 107 PS (106 bhp) (79 kW) à 3800 tr/mn |
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| Couple maximale | |||
| Specific output | 22.1 kW/litre 30.1 ps/litre 29.7 bhp/litre 0.49 bhp/cu in |
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| Construction | |||
| Lubrification | |||
| Taux de compression | 6.35:1 | ||
| Carburant | 3 SU carbs | ||
| bmep (brake mean effective pressure) | |||
| Régime maximal | |||
| Nombre de paliers de vilebrequin | 7 | ||
| Refroidissement | Water | ||
| Cylindrée Unitaire | 595.17 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalyseur | N | ||
| Performances | |||
| 0-80km/h | 10.4 s | ||
| 0-60mph | |||
| 0-100km/h | |||
| 0-160km/h | |||
| 0-400m | 20 s | ||
| 0-1000m | |||
| Vitesse | 156 km/h (97 mph) | ||
| Power-to-weight ratio | Higher is better 57.97 PS/tonne (1000 kg) 0.06 PS/kg 42.63 kW/tonne (1000 kg) 0.04 kW/kg 57.17 bhp/tonne (1000 kg) 0.06 bhp/kg 0.03 bhp/lb |
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| Weight-to-power ratio | Lower is better 23.46 kg/kW 39.18 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 | I.TL. | ||
| Suspension AR | LA.SE. | ||
| Roues AV | |||
| Roues AR | |||
| Pneumatiques AV | 5.50 x 19 | ||
| Pneumatiques AR | 5.50 x 19 | ||
| Freins AV/AR | Dr/Dr | ||
| Diamètre des freins AV | |||
| Diamètre des freins AR | |||
| Braked area | |||
| Transmission | 4 speed manual | ||
| Rapport de démultiplication supérieure | 1 | ||
| Rapport de pont | 4.11 | ||
| Généralités | |||
| Carfolio.com ID | 52514 | ||
| Production total | |||
| Type mines | |||
| RAC rating | 25.6 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1938 Alvis Speed 25 SC added before December 1995. Last modified 2013-02-28. |
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