The Buick Centurion Sedan is a saloon with 4 doors and a front mounted engine which transmits its power through the rear wheels.
The Buick Centurion Sedan is one of the 4BP range of cars from Buick.
The Buick Centurion Sedan's engine is a naturally aspirated petrol, 7.4 litre, overhead valve 90 degree V 8 cylinder with 2 valves per cylinder. This powerplant develops 225 bhp (228 PS/168 kW) of power at 4000 rpm, and maximum torque of 488 N·m (360 lb·ft/49.8 kgm) at 2600 rpm.
A 3 speed automatic gearbox delivers the power to the wheels.
Full specs
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| bodywork | |||
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| Body type | 4/5 seater sedan/saloon | ||
| Number of doors | 4 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 3150 mm | 124 inches | |
| Track/tread (front) | |||
| Track/tread (rear) | |||
| Length | 5695 mm | 224.2 inches | |
| Width | 2022 mm | 79.6 inches | |
| Height | 1367 mm | 53.8 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.81 | ||
| Kerb weight | |||
| Weight distribution | |||
| fuel tank capacity | |||
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Buick | ||
| Engine code | |||
| Cylinders | V 8 in 90° vee | ||
| Capacity | 7.4 litre 7425 cc (453.101 cu in) |
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| Bore × Stroke | 109.22 × 99.06 mm
4.3 × 3.9 in |
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| Bore/stroke ratio | 1.1 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 16 valves in total |
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| maximum power output (net) |
228 PS (225 bhp) (168 kW) at 4000 rpm |
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| maximum torque (net) |
488 Nm (360 ft·lb) (49.8 kgm) at 2600 rpm |
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| Specific output (net) |
22.6 kW/litre 30.7 ps/litre 30.3 bhp/litre 0.5 bhp/cu in |
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| Specific torque (net) |
65.72 Nm/litre
0.79 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | 8.5:1 | ||
| Fuel system | 1 carburettor | ||
| bmep (brake mean effective pressure) | 825.9 kPa (119.8 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 928.13 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | |||
| 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 | |||
| Weight-to-power ratio | |||
| 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 | |||
| Wheel size rear | |||
| Tyres front | L78-15 | ||
| Tyres rear | L78-15 | ||
| Brakes F/R | |||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 3 speed automatic | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 2.73 | ||
| general | |||
| Carfolio.com ID | 337975 | ||
| Production total | |||
| Model code | 39 | ||
| Model family | 4BP | ||
| RAC rating | 59.2 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1973 Buick Centurion Sedan added 2013-06-05. Last modified 2020-02-02. |
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