The Pontiac Grand Am is a rear wheel drive motor vehicle, with the engine placed in the front, and a 2 door coupé body.
Its 8 cylinder, overhead valve naturally aspirated engine has 2 valves per cylinder and a capacity of 6.6 litres. This unit produces power and torque figures of 170 bhp (172 PS/127 kW) at 3600 rpm and 434 Nm (320 lbft/44.3 kgm) at 2000 rpm respectively.
The engine transfers its power through to the wheels via a 3 speed automatic gearbox.
Its claimed kerb weight is 1950 kg.
Full specs
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| Carrocería | |||
|---|---|---|---|
| Carrocería | 4/5 seater fixed-head coupé | ||
| Número de puertas | 2 | ||
| diseñado por | |||
| Dimensiones y pesos | |||
| Distancia entre ejes | 2845 | 112 | |
| Vía delantera | 1572 | 61.9 | |
| Vía trasera | 1552 | 61.1 | |
| Longitud | 5298 | 208.6 | |
| Ancho | 1974 | 77.7 | |
| Altura | 1344 | 52.9 | |
| Despeje del suelo | 107 | 4.2 | |
| Relación Largo:Dist.entre ejes | 1.86 | ||
| Peso en vacío | 1950 kg | 4299 | |
| Distribución del peso (% adelante) | 57% front | ||
| Capacità serbatoio | 94.7 litres | 20.8 [25] UK [US] gal. | |
| Aerodinámica | |||
| Coeficiente de penetración | |||
| Superficie frontal | |||
| SCx | |||
| Tren motriz | |||
| naturally aspirated petrol | |||
| Fabricante del motor | Pontiac | ||
| Código de motor | |||
| Número de cilindros | V 8 in 90° vee | ||
| Cilindrada | 6.6 litre 6556 cc (400.072 cu in) |
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| Diámetro × Carrera | 104.65 × 95.25 mm
4.12 × 3.75 in |
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| Relación diámetro/carrera | 1.1 | ||
| Distribución | overhead valve (OHV)
2 válvulas por cilindro 16 Total de válvulas |
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| Potencia nominal (net) |
172 PS (170 bhp) (127 kW) a 3600 rpm |
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| Par motor máximo (net) |
434 Nm (320 ft·lb) (44.3 kgm) a 2000 rpm |
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| Potencia específica (net) |
19.3 kW/litre 26.3 ps/litre 25.9 bhp/litre 0.42 bhp/cu in |
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(net) |
66.2 Nm/litre
0.8 ft·lb/cu3 |
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| Materiales de block / culata | |||
| Lubricación | |||
| Relación de compresión | 8:1 | ||
| Alimentación | 1 Rochester carburettor | ||
| 831.9 kPa (120.7 psi) | |||
| Maximum RPM | |||
| Casquillos de cigüeñal | |||
| Engine coolant | Water | ||
| 819.5 cc | |||
| Aspiración | Normal | ||
| Compresor | N/A | ||
| intercooler | None | ||
| catalizador | |||
| Rendimiento | |||
| 0-80km/h | 7.4 s | ||
| 0-60mph | 10.3 s | ||
| 0-100km/h | |||
| 0-160km/h | 33.7 s | ||
| 0-400m | 17.5 s
@ 77.5 mph |
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| 0-1000m | |||
| Velocidad máxima | |||
| Power-to-weight ratio | Higher is better 88.39 PS/tonne (1000 kg) 0.09 PS/kg 65.01 kW/tonne (1000 kg) 0.07 kW/kg 87.18 bhp/tonne (1000 kg) 0.09 bhp/kg 0.04 bhp/lb |
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| Weight-to-power ratio | Lower is better 15.38 kg/kW 25.69 lb/bhp |
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| Consumos | |||
| Consumo de combustible | |||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | |||
| km/litre | |||
| UK MPG | |||
| US MPG | |||
| Emisiones de CO2 | |||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | |||
| CO2 Effizienz (DE) | |||
| Chasis | |||
| Ubicación del motor | front | ||
| Engine layout | longitudinal | ||
| Tracción | rear wheel drive | ||
| Alimentación | N/A | ||
| Dirección, tipo | |||
| turns lock-to-lock | 3.300 | ||
| Turning circle | |||
| Suspensión delantera | I.DW.CS.ARB. | ||
| Suspensión trasera | LA.TA.CS.ARB. | ||
| Ruedas delante | 7JJ x 15 | ||
| Ruedas detrás | 7JJ x 15 | ||
| Neumáticos delante | Uniroyal GR70-15 | ||
| Neumáticos detrás | Uniroyal GR70-15 | ||
| Brakes F/R | Di/Dr-S | ||
| Front brake diameter | 279 mm | ||
| Rear brake diameter | 241 mm | ||
| Braked area | 2174 cm2 | ||
| Transmisión | 3 speed automatic | ||
| Eje trasero desmultiplicación | 1 | ||
| Desmultiplicación grupo cónico | 3.08 | ||
| General | |||
| Carfolio.com ID | 164032 | ||
| Unidades producidas | |||
| Model code | |||
| RAC rating | 54.3 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1973 Pontiac Grand Am added 2007-11-12. Last modified 2013-03-04. |
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