The Le Mans 'Colonnade' Sport Coupé GTO 455 is a car from Pontiac, with rear wheel drive, a front located engine and a 2 door coupé body style.
Its 8 cylinder, overhead valve naturally aspirated engine has 2 valves per cylinder and a volume of 7.5 litres. For this model it develops power and torque figures of 250 bhp (253 PS/186 kW) at 4000 rpm and 501 Nm (370 lbft/51.1 kgm) at 2800 rpm respectively.
A 3 speed automatic 'box delivers the power to the wheels.
Quoted weight at the kerb is 1724 kg.
Maximum stated speed is 193 km/h, or 120 mph.
Full specs
|
|
|||
| Carrocería | |||
|---|---|---|---|
| Carrocería | 4/5 seater fixed-head coupé | ||
| Número de puertas | 2 | ||
| diseñado por | |||
| Dimensiones y pesos | |||
| Distancia entre ejes | 2845 | 112 | |
| Vía delantera | 1562 | 61.5 | |
| Vía trasera | 1542 | 60.7 | |
| Longitud | 5268 | 207.4 | |
| Ancho | 1974 | 77.7 | |
| Altura | 1344 | 52.9 | |
| Despeje del suelo | |||
| Relación Largo:Dist.entre ejes | 1.85 | ||
| Peso en vacío | 1724 kg | 3801 | |
| Distribución del peso (% adelante) | |||
| Capacità serbatoio | 81.5 litres | 17.9 [21.5] 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 | 7.5 litre 7462 cc (455.359 cu in) |
||
| Diámetro × Carrera | 105.4 × 106.9 mm
4.15 × 4.21 in |
||
| Relación diámetro/carrera | 0.99 | ||
| Distribución | overhead valve (OHV)
2 válvulas por cilindro 16 Total de válvulas |
||
| Potencia nominal (SAE net) |
253 PS (250 bhp) (186 kW) a 4000 rpm |
||
| Par motor máximo (SAE net) |
501 Nm (370 ft·lb) (51.1 kgm) a 2800 rpm |
||
| Potencia específica (SAE net) |
25 kW/litre 34 ps/litre 33.5 bhp/litre 0.55 bhp/cu in |
||
(SAE net) |
67.14 Nm/litre
0.81 ft·lb/cu3 |
||
| Materiales de block / culata | cast iron block & head | ||
| Lubricación | Cárter húmedo | ||
| Relación de compresión | 8:1 | ||
| Alimentación | 1 Rochester Quadrajet carburettor | ||
| 843.7 kPa (122.4 psi) | |||
| Maximum RPM | |||
| Casquillos de cigüeñal | 5 | ||
| Engine coolant | Water | ||
| 932.75 cc | |||
| Aspiración | Normal | ||
| Compresor | N/A | ||
| intercooler | None | ||
| catalizador | |||
| Rendimiento | |||
| 0-80km/h | |||
| 0-60mph | 6.6 s | ||
| 0-100km/h | |||
| 0-160km/h | |||
| 0-400m | 13.7 s
@ 99 mph |
||
| 0-1000m | |||
| Velocidad máxima | 193 km/h (120 mph) | ||
| Power-to-weight ratio | Higher is better 147.03 PS/tonne (1000 kg) 0.15 PS/kg 108.14 kW/tonne (1000 kg) 0.11 kW/kg 145.01 bhp/tonne (1000 kg) 0.15 bhp/kg 0.06 bhp/lb |
||
| Weight-to-power ratio | Lower is better 9.25 kg/kW 15.45 lb/bhp |
||
| 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 | |||
| Turning circle | |||
| Suspensión delantera | |||
| Suspensión trasera | |||
| Ruedas delante | |||
| Ruedas detrás | |||
| Neumáticos delante | G60 x 15 | ||
| Neumáticos detrás | G60 x 15 | ||
| Brakes F/R | Di/Dr-S | ||
| Front brake diameter | 282 mm | ||
| Rear brake diameter | 241 mm | ||
| Braked area | |||
| Transmisión | 3 speed automatic | ||
| Eje trasero desmultiplicación | 1 | ||
| Desmultiplicación grupo cónico | 3.42 | ||
| General | |||
| Carfolio.com ID | 221001 | ||
| Unidades producidas | |||
| Model code | |||
| RAC rating | 55.1 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
|
1973 Pontiac Le Mans 'Colonnade' Sport Coupé GTO 455 Automatic added 2010-11-07. Last modified 2020-02-02. |
|||
