The Hatfield Roadster is a 2 door roadster-bodied road car with a front located engine powering the rear wheels.
The Hatfield Roadster belongs to the A-42 range of cars from Hatfield.
The 2.7 litre engine is a side valve, 4 cylinder unit that has an output of 37 bhp (37.5 PS/27.6 kW) of power at 2000 rpm.
The engine transfers its power through to the wheels via a 3 speed manual transmission.
Full specs
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| Carrosserie | |||
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| Carrosserie | 2+2 seater roadster | ||
| Nombre de portes | 2 | ||
| Designer | |||
| Dimensions et poids | |||
| Empattement | 2921 | 115 | |
| Voies AV | |||
| Voies AR | |||
| Longueur | |||
| Largeur | |||
| Hauteur | |||
| Garde au sol | |||
| Poids avec pleins | |||
| Répartition poids AV | |||
| Réservoir à essence | |||
| Caractéristiques aérodynamique | |||
| Coefficient de pénétration | |||
| maître-couple | |||
| SCx | |||
| Constructeur du moteur | Herschell-Spillman | ||
| Type moteur | |||
| Cylinders | Straight 4 | ||
| Cylindrée | 2.7 litre 2719 cc (165.924 cu in) |
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| Alésage × Course | 82.55 × 127 mm
3.25 × 5 in |
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| Rapport alésage / course | 0.65 | ||
| Distribution | side valve (SV)
2 Soupapes par cylindre 8 Total vannes |
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| Puissance maximale | 37.5 PS (37 bhp) (27.6 kW) à 2000 tr/mn |
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| Couple maximale | |||
| Specific output | 10.1 kW/litre 13.8 ps/litre 13.6 bhp/litre 0.22 bhp/cu in |
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| Construction | |||
| Lubrification | |||
| Taux de compression | |||
| Carburant | 1 Zenith carburettor | ||
| bmep (brake mean effective pressure) | |||
| Régime maximal | |||
| Nombre de paliers de vilebrequin | |||
| Refroidissement | Water | ||
| Cylindrée Unitaire | 679.75 cc | ||
| Aspiration | |||
| Compressor | |||
| Intercooler | |||
| Catalyseur | N | ||
| Performances | |||
| 0-80km/h | |||
| 0-60mph | |||
| 0-100km/h | |||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | |||
| Vitesse | |||
| Power-to-weight ratio | |||
| Weight-to-power ratio | |||
| 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 | |||
| Suspension AR | |||
| Roues AV | |||
| Roues AR | |||
| Pneumatiques AV | 32 x 4 | ||
| Pneumatiques AR | 32 x 4 | ||
| Freins AV/AR | |||
| Diamètre des freins AV | |||
| Diamètre des freins AR | |||
| Braked area | |||
| Transmission | 3 speed manual | ||
| Rapport de démultiplication supérieure | 1 | ||
| Rapport de pont | 4.63 | ||
| Généralités | |||
| Carfolio.com ID | 551947 | ||
| Production total | |||
| Type mines | |||
| A-42 | |||
| RAC rating | 16.9 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1921 Hatfield Roadster added 2018-05-23. Last modified 2020-03-16. |
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