The Riley 12 Kestrel is a rear wheel drive vehicle, with its engine mounted in the front, and a 4 door sedan/saloon bodyshell.
The 1.5 litre engine is a naturally aspirated, overhead valve, 6 cylinder unit that develops 50 bhp (51 PS/37 kW) of power at 4800 rpm.
The engine powers the wheels via a 4 speed preselectorS gearbox.
Claimed kerb weight is 1163 kg.
Top stated speed is 121 km/h, which equates to 75 mph.
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 | 2896 mm | 114 inches | |
| Track/tread (front) | 1219 mm | 48 inches | |
| Track/tread (rear) | 1219 mm | 48 inches | |
| Length | 4191 mm | 165 inches | |
| Width | 1448 mm | 57 inches | |
| Height | |||
| Ground clearance | |||
| length:wheelbase ratio | 1.45 | ||
| Kerb weight | 1163 kg | 2564 lb | |
| Weight distribution | |||
| fuel tank capacity | 50 litres | 11 [13.2] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Riley | ||
| Engine code | |||
| Cylinders | Straight 6 | ||
| Capacity | 1.5 litre 1458 cc (88.973 cu in) |
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| Bore × Stroke | 57 × 95.2 mm
2.24 × 3.75 in |
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| Bore/stroke ratio | 0.6 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 12 valves in total |
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| maximum power output | 51 PS (50 bhp) (37 kW) at 4800 rpm |
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| maximum torque | |||
| Specific output | 25.6 kW/litre 34.8 ps/litre 34.3 bhp/litre 0.56 bhp/cu in |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | |||
| Fuel system | 3 Zenith carburettors | ||
| bmep (brake mean effective pressure) | |||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 243 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 | 24.4 s | ||
| Standing kilometre | |||
| Maximum speed | 121 km/h (75 mph) | ||
| Power-to-weight ratio | Higher is better 43.59 PS/tonne (1000 kg) 0.04 PS/kg 32.06 kW/tonne (1000 kg) 0.03 kW/kg 42.99 bhp/tonne (1000 kg) 0.04 bhp/kg 0.02 bhp/lb |
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| Weight-to-power ratio | Lower is better 31.19 kg/kW 52.1 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 | 4 speed preselectorS | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 5.50 | ||
| general | |||
| Carfolio.com ID | 279818 | ||
| Production total | |||
| Model code | |||
| RAC rating | 12.1 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1934 Riley 12 Kestrel added 2012-07-02. Last modified 2020-02-02. |
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