The 4½-Litre Supercharged is a motor car from Bentley, with rear wheel drive, a front positioned engine and a saloon (sedan) body style.
The Bentley 4½-Litre Supercharged's engine is a supercharged petrol, 4.4 litre, single overhead camshaft 4 cylinder with 4 valves per cylinder. In this application it develops 175 bhp (177 PS/130 kW) of power at 3500 rpm.
Stated weight at the kerb is 1727 kg.
Maximum stated speed is 166 km/h (103 mph).
Full specs
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| bodywork | |||
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| Body type | 4/5 seater sedan/saloon | ||
| Number of doors | |||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 3302 mm | 130 inches | |
| Track/tread (front) | 1422 mm | 56 inches | |
| Track/tread (rear) | 1422 mm | 56 inches | |
| Length | 4597 mm | 181 inches | |
| Width | 1740 mm | 68.5 inches | |
| Height | |||
| Ground clearance | |||
| length:wheelbase ratio | 1.39 | ||
| Kerb weight | 1727 kg | 3807 lb | |
| Weight distribution | |||
| fuel tank capacity | |||
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | supercharged petrol | ||
| Engine manufacturer | Bentley | ||
| Engine code | |||
| Cylinders | Straight 4 | ||
| Capacity | 4.4 litre 4398 cc (268.382 cu in) |
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| Bore × Stroke | 100 × 140 mm
3.94 × 5.51 in |
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| Bore/stroke ratio | 0.71 | ||
| Valve gear | single overhead camshaft (SOHC)
4 valves per cylinder 16 valves in total |
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| maximum power output | 177 PS (175 bhp) (130 kW) at 3500 rpm |
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| maximum torque | |||
| Specific output | 29.7 kW/litre 40.3 ps/litre 39.8 bhp/litre 0.65 bhp/cu in |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | 5.1:1 | ||
| Fuel system | 2 SU carbs | ||
| bmep (brake mean effective pressure) | |||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 1099.5 cc | ||
| Aspiration | S/Charged | ||
| Compressor | 1 Villiers supercharger | ||
| Intercooler | |||
| Catalytic converter | N | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | 10 s | ||
| Acceleration 0-60mph | |||
| Acceleration 0-100km/h | |||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | |||
| Maximum speed | 166 km/h (103 mph) | ||
| Power-to-weight ratio | Higher is better 102.74 PS/tonne (1000 kg) 0.1 PS/kg 75.56 kW/tonne (1000 kg) 0.08 kW/kg 101.33 bhp/tonne (1000 kg) 0.1 bhp/kg 0.05 bhp/lb |
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| Weight-to-power ratio | Lower is better 13.23 kg/kW 22.11 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 | |||
| Wheel size rear | |||
| Tyres front | |||
| Tyres rear | |||
| Brakes F/R | |||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | |||
| Top gear ratio | 1 | ||
| Final drive ratio | |||
| general | |||
| Carfolio.com ID | 55231 | ||
| Production total | |||
| Model code | |||
| RAC rating | 24.8 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1929 Bentley 4½-Litre Supercharged added before December 1995. Last modified 2023-04-10. |
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