The Sapphire 236 is a motor car from Armstrong Siddeley, with rear wheel drive, a front positioned engine and a 4 door saloon (sedan) body style.
Its engine is a naturally aspirated petrol, 2.3 litre, overhead valve 6 cylinder with 2 valves per cylinder. It has an output of 85 bhp (86 PS/63 kW) of power at 4500 rpm, and maximum torque of 160 N·m (118 lb·ft/16.3 kgm) at 1750 rpm.
A 4 speed manual gearbox transmits the power to the driven wheels.
The stated weight at the kerb is 1360 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 | 2819 mm | 111 inches | |
| Track/tread (front) | 1400 mm | 55.1 inches | |
| Track/tread (rear) | 1378 mm | 54.3 inches | |
| Length | 4572 mm | 180 inches | |
| Width | 1740 mm | 68.5 inches | |
| Height | 1568 mm | 61.7 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.62 | ||
| Kerb weight | 1360 kg | 2998 lb | |
| Weight distribution | |||
| fuel tank capacity | |||
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | |||
| Engine code | |||
| Cylinders | Straight 6 | ||
| Capacity | 2.3 litre 2309 cc (140.904 cu in) |
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| Bore × Stroke | 70 × 100 mm
2.76 × 3.94 in |
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| Bore/stroke ratio | 0.7 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 12 valves in total |
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| maximum power output | 86 PS (85 bhp) (63 kW) at 4500 rpm |
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| maximum torque | 160 Nm (118 ft·lb) (16.3 kgm) at 1750 rpm |
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| Specific output | 27.5 kW/litre 37.3 ps/litre 36.8 bhp/litre 0.6 bhp/cu in |
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| Specific torque |
69.29 Nm/litre
0.84 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | 7.5:1 | ||
| Fuel system | 1 St carb | ||
| bmep (brake mean effective pressure) | 870.8 kPa (126.3 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 384.83 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 63.37 PS/tonne (1000 kg) 0.06 PS/kg 46.61 kW/tonne (1000 kg) 0.05 kW/kg 62.5 bhp/tonne (1000 kg) 0.06 bhp/kg 0.03 bhp/lb |
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| Weight-to-power ratio | Lower is better 21.46 kg/kW 35.84 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 | I.CS. | ||
| Rear suspension | LA.SE. | ||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | |||
| Tyres rear | |||
| Brakes F/R | |||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 4 speed manual | ||
| Top gear ratio | 0.77 | ||
| Final drive ratio | 4.54 | ||
| general | |||
| Carfolio.com ID | 27709 | ||
| Production total | |||
| Model code | |||
| RAC rating | 18.2 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1955 Armstrong Siddeley Sapphire 236 added before December 1995. Last modified 2013-02-28. |
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