This car has a 2 door coupé type body with a front mounted engine that delivers power to the rear wheels.
The Special Riviera forms part of Buick's Series 40 series of cars.
The 6 litre engine is a naturally aspirated, overhead valve, 8 cylinder that develops 250 bhp (253 PS/186 kW) of power at 4400 rpm, and maximum torque of 515 N·m (380 lb·ft/52.5 kgm) at 2400 rpm.
The engine drives the wheels via a 2 speed automatic transmission.
Full specs
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| bodywork | |||
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| Body type | 4/5 seater fixed-head coupé | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 3099 mm | 122 inches | |
| Track/tread (front) | 1511 mm | 59.5 inches | |
| Track/tread (rear) | 1499 mm | 59 inches | |
| Length | 5293 mm | 208.4 inches | |
| Width | 1900 mm | 74.8 inches | |
| Height | 1483 mm | 58.4 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.71 | ||
| Kerb weight | |||
| Weight distribution | |||
| fuel tank capacity | 75.8 litres | 16.7 [20] 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 | 6 litre 5957 cc (363.518 cu in) |
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| Bore × Stroke | 104.78 × 86.36 mm
4.13 × 3.4 in |
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| Bore/stroke ratio | 1.21 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 16 valves in total |
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| maximum power output (gross) |
253 PS (250 bhp) (186 kW) at 4400 rpm |
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| maximum torque (gross) |
515 Nm (380 ft·lb) (52.5 kgm) at 2400 rpm |
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| Specific output (gross) |
31.3 kW/litre 42.6 ps/litre 42 bhp/litre 0.69 bhp/cu in |
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| Specific torque (gross) |
86.45 Nm/litre
1.04 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 9.5:1 | ||
| Fuel system | 1 Carter carburettor | ||
| bmep (brake mean effective pressure) | 1086.4 kPa (157.6 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 744.63 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 | |||
| 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 | 5½K x 15 | ||
| Wheel size rear | 5½K x 15 | ||
| Tyres front | 7.10-15 | ||
| Tyres rear | 7.10-15 | ||
| Brakes F/R | Dr/Dr | ||
| Front brake diameter | 305 mm | ||
| Rear brake diameter | 305 mm | ||
| Braked area | |||
| Gearbox | 2 speed automatic | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 3.07 | ||
| general | |||
| Carfolio.com ID | 795817 | ||
| Production total | |||
| Model code | 46R/57-4437 | ||
| Model family | Series 40 | ||
| RAC rating | 54.5 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1957 Buick Special Riviera Automatic added 2023-04-30. Last modified 2023-05-01. |
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