The Pontiac Le Mans Hardtop is a rear wheel drive motor car, with its motor placed in the front, and a 4 door sedan/saloon bodyshell.
The 8 cylinder, overhead valve naturally aspirated powerplant has 2 valves per cylinder and a capacity of 4.9 litres. It provides power and torque figures of 135 bhp (137 PS/101 kW) at 4000 rpm and 339 Nm (250 lbft/34.6 kgm) at 1600 rpm respectively.
The engine powers the wheels through a 3 speed automatic 'box.
The Pontiac Le Mans Hardtop weighs a claimed 1697 kg at the kerb.
Full specs
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| Carrocería | |||
|---|---|---|---|
| Carrocería | 4/5 seater sedan/saloon | ||
| Número de puertas | 4 | ||
| diseñado por | |||
| Dimensiones y pesos | |||
| Distancia entre ejes | 2946 | 116 | |
| Vía delantera | 1565 | 61.6 | |
| Vía trasera | 1552 | 61.1 | |
| Longitud | 5385 | 212 | |
| Ancho | 1966 | 77.4 | |
| Altura | 1359 | 53.5 | |
| Despeje del suelo | 124 | 4.9 | |
| Relación Largo:Dist.entre ejes | 1.83 | ||
| Peso en vacío | 1697 kg | 3741 | |
| Distribución del peso (% adelante) | |||
| Capacità serbatoio | 82.6 litres | 18.2 [21.8] UK [US] gal. | |
| Aerodinámica | |||
| Coeficiente de penetración | |||
| Superficie frontal | |||
| SCx | |||
| Tren motriz | |||
| naturally aspirated petrol | |||
| Fabricante del motor | GM | ||
| Código de motor | |||
| Número de cilindros | V 8 in 90° vee | ||
| Cilindrada | 4.9 litre 4942 cc (301.579 cu in) |
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| Diámetro × Carrera | 101.6 × 76.2 mm
4 × 3 in |
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| Relación diámetro/carrera | 1.33 | ||
| Distribución | overhead valve (OHV)
2 válvulas por cilindro 16 Total de válvulas |
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| Potencia nominal (net) |
137 PS (135 bhp) (101 kW) a 4000 rpm |
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| Par motor máximo (net) |
339 Nm (250 ft·lb) (34.6 kgm) a 1600 rpm |
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| Potencia específica (net) |
20.4 kW/litre 27.7 ps/litre 27.3 bhp/litre 0.45 bhp/cu in |
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(net) |
68.6 Nm/litre
0.83 ft·lb/cu3 |
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| Materiales de block / culata | cast iron block & head | ||
| Lubricación | Cárter húmedo | ||
| Relación de compresión | 8.2:1 | ||
| Alimentación | 1 Rochester 17057172 carburettor | ||
| 862 kPa (125 psi) | |||
| Maximum RPM | |||
| Casquillos de cigüeñal | 5 | ||
| Engine coolant | Water | ||
| 617.75 cc | |||
| Aspiración | Normal | ||
| Compresor | N/A | ||
| intercooler | None | ||
| catalizador | Y | ||
| Rendimiento | |||
| 0-80km/h | |||
| 0-60mph | |||
| 0-100km/h | |||
| 0-160km/h | |||
| 0-400m | |||
| 0-1000m | |||
| Velocidad máxima | |||
| Power-to-weight ratio | Higher is better 80.66 PS/tonne (1000 kg) 0.08 PS/kg 59.32 kW/tonne (1000 kg) 0.06 kW/kg 79.55 bhp/tonne (1000 kg) 0.08 bhp/kg 0.04 bhp/lb |
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| Weight-to-power ratio | Lower is better 16.86 kg/kW 28.16 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 | |||
| Suspensión trasera | |||
| Ruedas delante | 7 x 15 | ||
| Ruedas detrás | 7 x 15 | ||
| Neumáticos delante | FR78 x 15 | ||
| Neumáticos detrás | FR78 x 15 | ||
| Brakes F/R | VeDi/Dr | ||
| Front brake diameter | 279 mm | ||
| Rear brake diameter | |||
| Braked area | |||
| Transmisión | 3 speed automatic | ||
| Eje trasero desmultiplicación | 1 | ||
| Desmultiplicación grupo cónico | 2.56 | ||
| General | |||
| Carfolio.com ID | 342804 | ||
| Unidades producidas | |||
| Model code | |||
| RAC rating | 51.2 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1977 Pontiac Le Mans Hardtop added 2013-07-06. Last modified 2020-02-02. |
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