The Pontiac Firebird Formula is a coupé with 2 doors and a front mounted engine which transmits its power through the rear wheels.
Its 8 cylinder, overhead valve naturally aspirated engine has 2 valves per cylinder and a volume of 6.6 litres. For this model it provides power and torque figures of 250 bhp (253 PS/186 kW) at 4400 rpm and 440 Nm (325 lbft/44.9 kgm) at 3200 rpm respectively.
This power is delivered to the wheels through a 4 speed manual transmission.
Stated weight at the kerb is 1624 kg.
Its maximum speed claimed is 186 km/h (116 mph).
Full specs
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| Carrosserie | |||
|---|---|---|---|
| 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 | 117 | 4.6 | |
| 1.77 | |||
| Poids avec pleins | 1624 kg | 3580 | |
| Répartition poids AV | |||
| Réservoir à essence | 64 litres | 14.1 [16.9] UK [US] gal. | |
| Caractéristiques aérodynamique | |||
| Coefficient de pénétration | |||
| maître-couple | |||
| SCx | |||
| naturally aspirated petrol | |||
| Constructeur du moteur | GM | ||
| 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 (DIN) |
253 PS (250 bhp) (186 kW) à 4400 tr/mn |
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| Couple maximale (DIN) |
440 Nm (325 ft·lb) (44.9 kgm) à 3200 tr/mn |
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| Specific output (DIN) |
28.4 kW/litre 38.7 ps/litre 38.1 bhp/litre 0.62 bhp/cu in |
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(DIN) |
67.12 Nm/litre
0.81 ft·lb/cu3 |
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| Construction | cast iron block & head | ||
| Lubrification | Carter humide | ||
| Taux de compression | 8:1 | ||
| Carburant | 1 Ro 7042263 carb | ||
| bmep (brake mean effective pressure) | 843.5 kPa (122.3 psi) | ||
| Régime maximal | 4400 tr/mn | ||
| Nombre de paliers de vilebrequin | 5 | ||
| Refroidissement | Water | ||
| Cylindrée Unitaire | 819.38 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalyseur | |||
| Performances | |||
| 0-80km/h | |||
| 0-60mph | |||
| 0-100km/h | |||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | |||
| Vitesse | 186 km/h (116 mph) | ||
| Power-to-weight ratio | Higher is better 156.08 PS/tonne (1000 kg) 0.16 PS/kg 114.79 kW/tonne (1000 kg) 0.11 kW/kg 153.94 bhp/tonne (1000 kg) 0.15 bhp/kg 0.07 bhp/lb |
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| Weight-to-power ratio | Lower is better 8.71 kg/kW 14.55 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 | 4.600 | ||
| Turning circle | 12.10 m | ||
| Suspension AV | I.W.LowTrailLi.CS.ARB. | ||
| Suspension AR | RA.SE.ARB. | ||
| Roues AV | 7 x 14 | ||
| Roues AR | 7 x 14 | ||
| Pneumatiques AV | F70x14 | ||
| Pneumatiques AR | F70x14 | ||
| Freins AV/AR | Di/Dr | ||
| Diamètre des freins AV | 278 mm | ||
| Diamètre des freins AR | |||
| Braked area | 2263 cm2 | ||
| Transmission | 4 speed manual | ||
| Rapport de démultiplication supérieure | 1 | ||
| Rapport de pont | 3.42 | ||
| Généralités | |||
| Carfolio.com ID | 66858 | ||
| Production total | |||
| Type mines | |||
| RAC rating | 54.3 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1972 Pontiac Firebird Formula added 1995-12-15. Last modified 2013-02-28. |
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