This car has a 4 door saloon (sedan) body style with a front mounted engine driving through the rear wheels.
The Crown Sedan is part of Imperial's EY-M series of cars.
The 8 cylinder, overhead valve naturally aspirated engine has 2 valves per cylinder and a displacement of 7.2 litres. In this application it musters power and torque figures of 350 bhp (355 PS/261 kW) at 4400 rpm and 651 Nm (480 lbft/66.4 kgm) at 2800 rpm respectively.
The engine delivers its power through to the wheels via a 3 speed automatic gearbox.
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 | 3226 mm | 127 inches | |
| Track/tread (front) | 1585 mm | 62.4 inches | |
| Track/tread (rear) | 1552 mm | 61.1 inches | |
| Length | 5834 mm | 229.7 inches | |
| Width | 2009 mm | 79.1 inches | |
| Height | 1430 mm | 56.3 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.81 | ||
| Kerb weight | |||
| Weight distribution | |||
| fuel tank capacity | 90.9 litres | 20 [24] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Chrysler | ||
| Engine code | Firepower 440 | ||
| Cylinders | V 8 in 90° vee | ||
| Capacity | 7.2 litre 7206 cc (439.737 cu in) |
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| Bore × Stroke | 109.73 × 95.25 mm
4.32 × 3.75 in |
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| Bore/stroke ratio | 1.15 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 16 valves in total |
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| maximum power output (gross) |
355 PS (350 bhp) (261 kW) at 4400 rpm |
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| maximum torque (gross) |
651 Nm (480 ft·lb) (66.4 kgm) at 2800 rpm |
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| Specific output (gross) |
36.2 kW/litre 49.2 ps/litre 48.6 bhp/litre 0.8 bhp/cu in |
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| Specific torque (gross) |
90.34 Nm/litre
1.09 ft·lb/cu3 |
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| Engine construction | cast iron block & head | ||
| Lubrication | wet sumped | ||
| compression ratio | 10.1:1 | ||
| Fuel system | 1 Holley R-4166A carburettor | ||
| bmep (brake mean effective pressure) | 1135.3 kPa (164.7 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 5 | ||
| Engine coolant | Water | ||
| Unitary capacity | 900.75 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 | 3.500 | ||
| Turning circle | |||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | 6.0 x 15 | ||
| Wheel size rear | 6.0 x 15 | ||
| Tyres front | 9.15 x 15 | ||
| Tyres rear | 9.15 x 15 | ||
| Brakes F/R | Di/Dr-S | ||
| Front brake diameter | 299 mm | ||
| Rear brake diameter | 279 mm | ||
| Braked area | |||
| Gearbox | 3 speed automatic | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 2.94 | ||
| general | |||
| Carfolio.com ID | 290312 | ||
| Production total | |||
| Model code | YM41 | ||
| Model family | EY-M | ||
| RAC rating | 59.7 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1969 Imperial Crown Sedan added 2012-11-03. Last modified 2020-02-02. |
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