The Rover Twenty Speed Special is a rear wheel drive road car, with the motor placed in the front, and a 2 door tourer body.
The power is produced by a naturally aspirated engine of 2.6 litre capacity. This unit features overhead valve valve gear, 6 cylinder layout, and 2 valves per cylinder.
This power is transmitted to the wheels via a 4 speed manual transmission.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater tourer | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2819 mm | 111 inches | |
| Track/tread (front) | 1295 mm | 51 inches | |
| Track/tread (rear) | 1295 mm | 51 inches | |
| Length | 4140 mm | 163 inches | |
| Width | 1676 mm | 66 inches | |
| Height | |||
| Ground clearance | 191 mm | 7.5 inches | |
| length:wheelbase ratio | 1.47 | ||
| Kerb weight | |||
| Weight distribution | |||
| fuel tank capacity | |||
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Rover | ||
| Engine code | |||
| Cylinders | Straight 6 | ||
| Capacity | 2.6 litre 2565 cc (156.526 cu in) |
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| Bore × Stroke | 72 × 105 mm
2.83 × 4.13 in |
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| Bore/stroke ratio | 0.69 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 12 valves in total |
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| maximum power output | |||
| maximum torque | |||
| Engine construction | |||
| Lubrication | |||
| compression ratio | |||
| Fuel system | 1 Stromberg carburettor | ||
| bmep (brake mean effective pressure) | |||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 427.5 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 | |||
| Turning circle | |||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | |||
| Tyres rear | |||
| Brakes F/R | Dr/Dr | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 4 speed manual | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 3.70 | ||
| general | |||
| Carfolio.com ID | 390808 | ||
| Production total | |||
| Model code | |||
| RAC rating | 19.3 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1931 Rover Twenty Speed Special added 2014-12-14. Last modified 2020-02-02. |
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