The Nash 681 Touring is a rear wheel drive automobile, with its engine placed in the front, and a 4 door tourer body.
Its 4.1 litre engine is a naturally aspirated, overhead valve, 6 cylinder unit that develops 67 bhp (68 PS/50 kW) of power at 2600 rpm.
The engine powers the wheels via a 3 speed manual gearbox.
Its claimed weight at the kerb is 1293 kg.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 5 seater tourer | ||
| Number of doors | 4 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 3073 mm | 121 inches | |
| Track/tread (front) | 1422 mm | 56 inches | |
| Track/tread (rear) | 1422 mm | 56 inches | |
| Length | |||
| Width | |||
| Height | |||
| Ground clearance | |||
| length:wheelbase ratio | |||
| Kerb weight | 1293 kg | 2851 lb | |
| Weight distribution | |||
| fuel tank capacity | |||
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Nash | ||
| Engine code | |||
| Cylinders | Straight 6 | ||
| Capacity | 4.1 litre 4078 cc (248.855 cu in) |
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| Bore × Stroke | 82.55 × 127 mm
3.25 × 5 in |
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| Bore/stroke ratio | 0.65 | ||
| Valve gear | overhead valve (OHV)
2 valves per cylinder 12 valves in total |
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| maximum power output | 68 PS (67 bhp) (50 kW) at 2600 rpm |
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| maximum torque | |||
| Specific output | 12.3 kW/litre 16.7 ps/litre 16.4 bhp/litre 0.27 bhp/cu in |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | |||
| Fuel system | 1 Marvel carburettor | ||
| bmep (brake mean effective pressure) | |||
| Maximum RPM | |||
| crankshaft bearings | 3 | ||
| Engine coolant | Water | ||
| Unitary capacity | 679.67 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 52.54 PS/tonne (1000 kg) 0.05 PS/kg 38.64 kW/tonne (1000 kg) 0.04 kW/kg 51.82 bhp/tonne (1000 kg) 0.05 bhp/kg 0.02 bhp/lb |
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| Weight-to-power ratio | Lower is better 25.88 kg/kW 43.23 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 | 33 x 4 | ||
| Tyres rear | 33 x 4 | ||
| Brakes F/R | |||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 3 speed manual | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 4.50 | ||
| general | |||
| Carfolio.com ID | 214313 | ||
| Production total | |||
| Model code | |||
| RAC rating | 25.4 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1921 Nash 681 Touring added 2010-05-18. Last modified 2013-04-15. |
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