The Nash 681 Touring is a 4 door tourer-bodied car with a front mounted engine powering the rear wheels.
Its 4.1 litre engine is a naturally aspirated, overhead valve, 6 cylinder unit that produces 60 bhp (61 PS/45 kW) of power.
A 3 speed manual transmission transmits the power to the driven wheels.
It weighs a claimed 907 kg at the kerb.
Maximum stated speed is 121 km/h or 75 mph.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater tourer | ||
| Number of doors | 4 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 3073 mm | 121 inches | |
| Track/tread (front) | |||
| Track/tread (rear) | |||
| Length | |||
| Width | |||
| Height | |||
| Ground clearance | |||
| length:wheelbase ratio | |||
| Kerb weight | 907 kg | 2000 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 | 61 PS (60 bhp) (45 kW) |
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| maximum torque | |||
| Specific output | 11 kW/litre 14.9 ps/litre 14.7 bhp/litre 0.24 bhp/cu in |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | |||
| Fuel system | 1 carburettor | ||
| bmep (brake mean effective pressure) | |||
| Maximum RPM | |||
| crankshaft bearings | |||
| 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 | 121 km/h (75 mph) | ||
| Power-to-weight ratio | Higher is better 67.07 PS/tonne (1000 kg) 0.07 PS/kg 49.33 kW/tonne (1000 kg) 0.05 kW/kg 66.15 bhp/tonne (1000 kg) 0.07 bhp/kg 0.03 bhp/lb |
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| Weight-to-power ratio | Lower is better 20.27 kg/kW 33.86 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 | 34 x 4½ | ||
| Tyres rear | 34 x 4½ | ||
| Brakes F/R | |||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 3 speed manual | ||
| Top gear ratio | 1 | ||
| Final drive ratio | |||
| general | |||
| Carfolio.com ID | 439318 | ||
| Production total | |||
| Model code | |||
| RAC rating | 25.4 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1917 Nash 681 Touring (1918) added 2015-10-17. Last modified 2020-02-02. |
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