This car has a 2 door coupé body style with a front mounted engine driving through the rear wheels.
The 250 Mayfair forms part of Packard's 2401 model series.
The power is produced by a naturally aspirated engine of 5.4 litre capacity. This unit features side valve valve gear, 8 cylinder layout, and 2 valves per cylinder. It develops 150 bhp (152 PS/112 kW) of power at 3600 rpm.
A 2 speed automatic 'box delivers the power to the wheels.
Stated kerb weight is 1701 kg.
Full specs
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| Carrosserie | |||
|---|---|---|---|
| Carrosserie | 4/5 seater fixed-head coupé | ||
| Nombre de portes | 2 | ||
| Designer | |||
| Dimensions et poids | |||
| Empattement | 3099 | 122 | |
| Voies AV | |||
| Voies AR | |||
| Longueur | 5404 | 212.8 | |
| Largeur | |||
| Hauteur | |||
| Garde au sol | |||
| 1.74 | |||
| Poids avec pleins | 1701 kg | 3750 | |
| Répartition poids AV | |||
| Réservoir à essence | |||
| Caractéristiques aérodynamique | |||
| Coefficient de pénétration | |||
| maître-couple | |||
| SCx | |||
| naturally aspirated petrol | |||
| Constructeur du moteur | Packard | ||
| Type moteur | |||
| Cylinders | Straight 8 | ||
| Cylindrée | 5.4 litre 5363 cc (327.27 cu in) |
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| Alésage × Course | 88.9 × 108 mm
3.5 × 4.25 in |
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| Rapport alésage / course | 0.82 | ||
| Distribution | side valve (SV)
2 Soupapes par cylindre 16 Total vannes |
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| Puissance maximale | 152 PS (150 bhp) (112 kW) à 3600 tr/mn |
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| Couple maximale | |||
| Specific output | 20.9 kW/litre 28.4 ps/litre 28 bhp/litre 0.46 bhp/cu in |
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| Construction | |||
| Lubrification | Carter humide | ||
| Taux de compression | 7:1 | ||
| Carburant | 1 carburettor | ||
| bmep (brake mean effective pressure) | |||
| Régime maximal | |||
| Nombre de paliers de vilebrequin | 5 | ||
| Refroidissement | Water | ||
| Cylindrée Unitaire | 670.38 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 | |||
| Power-to-weight ratio | Higher is better 89.41 PS/tonne (1000 kg) 0.09 PS/kg 65.76 kW/tonne (1000 kg) 0.07 kW/kg 88.18 bhp/tonne (1000 kg) 0.09 bhp/kg 0.04 bhp/lb |
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| Weight-to-power ratio | Lower is better 15.21 kg/kW 25.4 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 | |||
| Suspension AR | |||
| Roues AV | |||
| Roues AR | |||
| Pneumatiques AV | 15 x 8.00 | ||
| Pneumatiques AR | 15 x 8.00 | ||
| Freins AV/AR | Dr/Dr | ||
| Diamètre des freins AV | |||
| Diamètre des freins AR | |||
| Braked area | |||
| Transmission | 2 speed automatic | ||
| Rapport de démultiplication supérieure | 1 | ||
| Rapport de pont | 3.54 | ||
| Généralités | |||
| Carfolio.com ID | 618222 | ||
| Production total | |||
| Type mines | 2467 | ||
| 2401 | |||
| RAC rating | 39.2 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1951 Packard 250 Mayfair Ultramatic added 2019-12-01. Last modified 2020-03-16. |
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