The Pontiac Firebird Formula 400 Ram Air is a 2 door coupé-bodied car with a front positioned engine powering the rear wheels.
The 8 cylinder, overhead valve naturally aspirated engine has 2 valves per cylinder and a displacement of 6.6 litres. In this application it produces power and torque figures of 345 bhp (350 PS/257 kW) at 5000 rpm and 583 Nm (430 lbft/59.5 kgm) at 3400 rpm respectively.
A 3 speed automatic gearbox supplies the power to the driven wheels.
The Pontiac Firebird Formula 400 Ram Air weighs a stated 1626 kg at the kerb.
Full specs
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| Carrosserie | |||
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| Carrosserie | 2+2 seater fixed-head coupé | ||
| Nombre de portes | 2 | ||
| Designer | |||
| Dimensions et poids | |||
| Empattement | 2743 | 108 | |
| Voies AV | 1565 | 61.6 | |
| Voies AR | 1532 | 60.3 | |
| Longueur | 4867 | 191.6 | |
| Largeur | 1864 | 73.4 | |
| Hauteur | 1280 | 50.4 | |
| Garde au sol | |||
| 1.77 | |||
| Poids avec pleins | 1626 kg | 3585 | |
| Répartition poids AV | |||
| Réservoir à essence | |||
| Caractéristiques aérodynamique | |||
| Coefficient de pénétration | |||
| maître-couple | |||
| SCx | |||
| naturally aspirated petrol | |||
| Constructeur du moteur | Pontiac | ||
| Type moteur | |||
| Cylinders | V 8 in 90° vee | ||
| Cylindrée | 6.6 litre 6555 cc (400.011 cu in) |
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| Alésage × Course | 104.65 × 95.25 mm
4.12 × 3.75 in |
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| Rapport alésage / course | 1.1 | ||
| Distribution | overhead valve (OHV)
2 Soupapes par cylindre 16 Total vannes |
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| Puissance maximale | 350 PS (345 bhp) (257 kW) à 5000 tr/mn |
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| Couple maximale | 583 Nm (430 ft·lb) (59.5 kgm) à 3400 tr/mn |
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| Specific output | 39.2 kW/litre 53.4 ps/litre 52.6 bhp/litre 0.86 bhp/cu in |
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88.94 Nm/litre
1.07 ft·lb/cu3 |
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| Construction | cast iron block & head | ||
| Lubrification | Carter humide | ||
| Taux de compression | 10.5:1 | ||
| Carburant | |||
| bmep (brake mean effective pressure) | 1117.6 kPa (162.1 psi) | ||
| Régime maximal | |||
| Nombre de paliers de vilebrequin | |||
| Refroidissement | Water | ||
| Cylindrée Unitaire | 819.38 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 215.13 PS/tonne (1000 kg) 0.22 PS/kg 158.22 kW/tonne (1000 kg) 0.16 kW/kg 212.18 bhp/tonne (1000 kg) 0.21 bhp/kg 0.09 bhp/lb |
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| Weight-to-power ratio | Lower is better 6.32 kg/kW 10.56 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 | 7 x 15 | ||
| Roues AR | 7 x 15 | ||
| Pneumatiques AV | F60-15 | ||
| Pneumatiques AR | F60-15 | ||
| Freins AV/AR | Di/Dr | ||
| Diamètre des freins AV | |||
| Diamètre des freins AR | |||
| Braked area | |||
| Transmission | 3 speed automatic | ||
| Rapport de démultiplication supérieure | 1 | ||
| Rapport de pont | 3.55 | ||
| Généralités | |||
| Carfolio.com ID | 224697 | ||
| Production total | |||
| Type mines | 2687 | ||
| RAC rating | 54.3 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1970 Pontiac Firebird Formula 400 Ram Air Automatic added 2010-12-14. Last modified 2020-02-02. |
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