The 12 Roadster is a passenger car from Argyll, with rear wheel drive, a front positioned engine and a 2 door roadster body style.
Its 1.5 litre engine is a naturally aspirated, sleeve valve, 4 cylinder that develops 36 bhp (36.5 PS/26.8 kW) of power at 3000 rpm.
A 4 speed manual transmission supplies the power to the driven wheels.
Its stated weight at the kerb is 1016 kg.
Full specs
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| bodywork | |||
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| Body type | 2/3 seater roadster | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2819 mm | 111 inches | |
| Track/tread (front) | 1219 mm | 48 inches | |
| Track/tread (rear) | 1219 mm | 48 inches | |
| Length | 3962 mm | 156 inches | |
| Width | 1524 mm | 60 inches | |
| Height | 1778 mm | 70 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.41 | ||
| Kerb weight | 1016 kg | 2240 lb | |
| Weight distribution | |||
| fuel tank capacity | 29.5 litres | 6.5 [7.8] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Argyll | ||
| Engine code | |||
| Cylinders | Straight 4 | ||
| Capacity | 1.5 litre 1496 cc (91.292 cu in) |
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| Bore × Stroke | 68 × 103 mm
2.68 × 4.06 in |
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| Bore/stroke ratio | 0.66 | ||
| Valve gear | sleeve valve (Sl)
2 valves per cylinder 8 valves in total |
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| maximum power output | 36.5 PS (36 bhp) (26.8 kW) at 3000 rpm |
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| maximum torque | |||
| Specific output | 17.9 kW/litre 24.4 ps/litre 24.1 bhp/litre 0.39 bhp/cu in |
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| Engine construction | cast iron block & head | ||
| Lubrication | |||
| compression ratio | 5:1 | ||
| Fuel system | 1 Solex carburettor | ||
| bmep (brake mean effective pressure) | |||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 374 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 35.93 PS/tonne (1000 kg) 0.04 PS/kg 26.42 kW/tonne (1000 kg) 0.03 kW/kg 35.43 bhp/tonne (1000 kg) 0.04 bhp/kg 0.02 bhp/lb |
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| Weight-to-power ratio | Lower is better 37.85 kg/kW 63.22 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 | -/Dr | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 4 speed manual | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 4.50 | ||
| general | |||
| Carfolio.com ID | 294701 | ||
| Production total | |||
| Model code | |||
| RAC rating | 11.5 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1926 Argyll 12 Roadster added 2012-11-20. Last modified 2020-02-02. |
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