The Humber Pullman Mk IV is a rear wheel drive road car, with the motor placed in the front, and a 4 door saloon (sedan) body.
Power is produced by an overhead valve, 4.1 litre naturally aspirated 6 cylinder motor, with 2 valves per cylinder that produces power and torque figures of 116 bhp (118 PS/87 kW) at 3600 rpm and 286 N·m (211 lb·ft/29.2 kgm) at 1400 rpm respectively.
Power is delivered to the wheels through a 4 speed gearbox.
Quoted kerb weight is 2140 kg.
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 | 3327 mm | 131 inches | |
| Track/tread (front) | 1530 mm | 60.2 inches | |
| Track/tread (rear) | 1530 mm | 60.2 inches | |
| Length | 5283 mm | 208 inches | |
| Width | 1900 mm | 74.8 inches | |
| Height | 1765 mm | 69.5 inches | |
| Ground clearance | 203 mm | 8 inches | |
| length:wheelbase ratio | 1.59 | ||
| Kerb weight | 2140 kg | 4718 lb | |
| Weight distribution | |||
| fuel tank capacity | 68.2 litres | 15 [18] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Humber | ||
| Engine code | |||
| Cylinders | Straight 6 | ||
| Capacity | 4.1 litre 4139 cc (252.577 cu in) |
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| Bore × Stroke | 88.9 × 111.1 mm
3.5 × 4.37 in |
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| Bore/stroke ratio | 0.8 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 12 valves in total |
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| maximum power output | 118 PS (116 bhp) (87 kW) at 3600 rpm |
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| maximum torque | 286 Nm (211 ft·lb) (29.2 kgm) at 1400 rpm |
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| Specific output | 20.9 kW/litre 28.4 ps/litre 28 bhp/litre 0.46 bhp/cu in |
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| Specific torque |
69.1 Nm/litre
0.84 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | 7.13:1 | ||
| Fuel system | 1 St carb | ||
| bmep (brake mean effective pressure) | 868.3 kPa (125.9 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 689.83 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 54.96 PS/tonne (1000 kg) 0.05 PS/kg 40.42 kW/tonne (1000 kg) 0.04 kW/kg 54.21 bhp/tonne (1000 kg) 0.05 bhp/kg 0.02 bhp/lb |
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| Weight-to-power ratio | Lower is better 24.74 kg/kW 41.32 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 | 14.60 m | ||
| Front suspension | I.TL. | ||
| Rear suspension | LA.SE. | ||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | |||
| Tyres rear | |||
| Brakes F/R | Dr/Dr | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | 1339 cm2 | ||
| Gearbox | 4 speed transmission | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 4.09 | ||
| general | |||
| Carfolio.com ID | 57772 | ||
| Production total | |||
| Model code | |||
| RAC rating | 29.4 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1953 Humber Pullman Mk IV added before December 1995. Last modified 2013-02-28. |
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