Buick Super Hardtop is an automobile that has a 4 door sedan/saloon type body with a front positioned engine delivering power to the rear wheels.
The Buick Super Hardtop belongs to the Series 50 model family from Buick.
Powering the Buick Super Hardtop is an overhead valve, 5.3 litre naturally aspirated 8 cylinder powerplant, with 2 valves per cylinder that produces power and torque figures of 255 bhp (259 PS/190 kW) at 4400 rpm and 463 N·m (341 lb·ft/47.2 kgm) at 3200 rpm respectively.
The engine transmits power to the wheels through a 3 speed automatic gearbox.
The Buick Super Hardtop weighs a claimed 1930 kg at the kerb.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater sedan/saloon | ||
| Number of doors | 4 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 3226 mm | 127 inches | |
| Track/tread (front) | 1499 mm | 59 inches | |
| Track/tread (rear) | 1581 mm | 62.2 inches | |
| Length | 5423 mm | 213.5 inches | |
| Width | 2032 mm | 80 inches | |
| Height | 1530 mm | 60.2 inches | |
| Ground clearance | 165 mm | 6.5 inches | |
| length:wheelbase ratio | 1.68 | ||
| Kerb weight | 1930 kg | 4255 lb | |
| Weight distribution | |||
| fuel tank capacity | 72.7 litres | 16 [19.2] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Buick | ||
| Engine code | |||
| Cylinders | V 8 in 90° vee | ||
| Capacity | 5.3 litre 5276 cc (321.961 cu in) |
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| Bore × Stroke | 101.6 × 81.35 mm
4 × 3.2 in |
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| Bore/stroke ratio | 1.25 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 16 valves in total |
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| maximum power output (gross) |
259 PS (255 bhp) (190 kW) at 4400 rpm |
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| maximum torque (gross) |
463 Nm (341 ft·lb) (47.2 kgm) at 3200 rpm |
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| Specific output (gross) |
36 kW/litre 49 ps/litre 48.3 bhp/litre 0.79 bhp/cu in |
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| Specific torque (gross) |
87.76 Nm/litre
1.06 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | 9.5:1 | ||
| Fuel system | 1 Carter 2347 carburettor | ||
| bmep (brake mean effective pressure) | 1102.8 kPa (159.9 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 659.5 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | N | ||
| 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 133.96 PS/tonne (1000 kg) 0.13 PS/kg 98.53 kW/tonne (1000 kg) 0.1 kW/kg 132.12 bhp/tonne (1000 kg) 0.13 bhp/kg 0.06 bhp/lb |
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| Weight-to-power ratio | Lower is better 10.15 kg/kW 16.95 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 | 13.10 m | ||
| Front suspension | I.CS. | ||
| Rear suspension | LA.CS. | ||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | |||
| Tyres rear | |||
| Brakes F/R | Dr/Dr | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 3 speed automatic | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 3.58 | ||
| general | |||
| Carfolio.com ID | 54153 | ||
| Production total | |||
| Model code | 53/56-4539 | ||
| Model family | Series 50 | ||
| RAC rating | 51.2 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1956 Buick Super Hardtop added before December 1995. Last modified 2023-04-29. |
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