The Grand Prix Brougham is a rear wheel drive coupé automobile with a front mounted engine, manufactured by Pontiac.
It forms part of Pontiac's 2G model series.
The 8 cylinder, overhead valve naturally aspirated engine has 2 valves per cylinder and a capacity of 5 litres. For this model it musters power and torque figures of 150 bhp (152 PS/112 kW) at 4000 rpm and 203 Nm (150 lbft/20.7 kgm) at 2400 rpm respectively.
This power is delivered to the wheels through a 3 speed automatic gearbox.
The Pontiac Grand Prix Brougham weighs a claimed 1515 kg at the kerb.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater fixed-head coupé | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2746 mm | 108.1 inches | |
| Track/tread (front) | 1486 mm | 58.5 inches | |
| Track/tread (rear) | 1468 mm | 57.8 inches | |
| Length | 5128 mm | 201.9 inches | |
| Width | 1836 mm | 72.3 inches | |
| Height | 1389 mm | 54.7 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.87 | ||
| Kerb weight | 1515 kg | 3340 lb | |
| Weight distribution | |||
| fuel tank capacity | 68.6 litres | 15.1 [18.1] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | GM | ||
| Engine code | LG4 | ||
| Cylinders | V 8 in 90° vee | ||
| Capacity | 5 litre 5001 cc (305.18 cu in) |
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| Bore × Stroke | 94.89 × 88.39 mm
3.74 × 3.48 in |
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| Bore/stroke ratio | 1.07 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 16 valves in total |
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| maximum power output (SAE net) |
152 PS (150 bhp) (112 kW) at 4000 rpm |
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| maximum torque (SAE net) |
203 Nm (150 ft·lb) (20.7 kgm) at 2400 rpm |
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| Specific output (SAE net) |
22.4 kW/litre 30.4 ps/litre 30 bhp/litre 0.49 bhp/cu in |
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| Specific torque (SAE net) |
40.59 Nm/litre
0.49 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 8:1 | ||
| Fuel system | 1 carburettor | ||
| bmep (brake mean effective pressure) | 510.1 kPa (74 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 625.13 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | Y | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | |||
| Acceleration 0-100km/h | |||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | |||
| Maximum speed | |||
| Power-to-weight ratio | Higher is better 100.39 PS/tonne (1000 kg) 0.1 PS/kg 73.83 kW/tonne (1000 kg) 0.07 kW/kg 99.01 bhp/tonne (1000 kg) 0.1 bhp/kg 0.04 bhp/lb |
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| Weight-to-power ratio | Lower is better 13.54 kg/kW 22.62 lb/bhp |
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| fuel consumption | |||
| Fuel consumption | |||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | |||
| km/litre | |||
| UK MPG | |||
| US MPG | |||
| Carbon dioxide emissions | |||
| Carfolio Calculated CO2 ? | |||
| VED band (UK) | |||
| CO2 Effizienz (DE) | |||
| chassis | |||
| Engine position | front | ||
| Engine layout | longitudinal | ||
| Drive wheels | rear wheel drive | ||
| Torque split | N/A | ||
| Steering | |||
| turns lock-to-lock | |||
| Turning circle | |||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | 6 x 14 | ||
| Wheel size rear | 6 x 14 | ||
| Tyres front | 195/75 R 14 | ||
| Tyres rear | 195/75 R 14 | ||
| Brakes F/R | VeDi/Dr-S | ||
| Front brake diameter | 267 mm | ||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 3 speed automatic | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 2.29 | ||
| general | |||
| Carfolio.com ID | 715946 | ||
| Production total | |||
| Model code | P37 | ||
| Model family | 2G | ||
| RAC rating | 44.7 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1984 Pontiac Grand Prix Brougham added 2021-01-04. Last modified 2021-01-06. |
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