Mercedes-Benz 320N Convertible An is an automobile that has a 2 door convertible/cabriolet type body with a front mounted engine driving through the rear wheels.
It is part of Mercedes-Benz's W 142 I series of cars.
Power is produced by a side valve, 3.2 litre naturally aspirated 6 cylinder engine, with 2 valves per cylinder that develops power and torque figures of 77 bhp (78 PS/57 kW) at 4000 rpm and 218 N·m (161 lb·ft/22.2 kgm) at 1700 rpm respectively.
A 4 speed manual gearbox transmits the power to the wheels.
It weighs a claimed 1725 kg at the kerb.
The Mercedes-Benz 320N Convertible An is claimed to attain a maxiumum speed of 130 km/h (81 mph).
Full specs
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| bodywork | |||
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| Body type | 2 seater convertible/cabriolet | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 2880 mm | 113.4 inches | |
| Track/tread (front) | 1475 mm | 58.1 inches | |
| Track/tread (rear) | 1500 mm | 59.1 inches | |
| Length | 4700 mm | 185 inches | |
| Width | 1770 mm | 69.7 inches | |
| Height | 1500 mm | 59.1 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.63 | ||
| Kerb weight | 1725 kg | 3803 lb | |
| Weight distribution | |||
| fuel tank capacity | 72 litres | 15.8 [19] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | Mercedes-Benz | ||
| Engine code | M 142 I | ||
| Cylinders | Straight 6 | ||
| Capacity | 3.2 litre 3207 cc (195.703 cu in) |
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| Bore × Stroke | 82.5 × 100 mm
3.25 × 3.94 in |
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| Bore/stroke ratio | 0.83 | ||
| Valve gear | side valve (SV)
2 valves per cylinder 12 valves in total |
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| maximum power output | 78 PS (77 bhp) (57 kW) at 4000 rpm |
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| maximum torque | 218 Nm (161 ft·lb) (22.2 kgm) at 1700 rpm |
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| Specific output | 17.9 kW/litre 24.3 ps/litre 24 bhp/litre 0.39 bhp/cu in |
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| Specific torque |
67.98 Nm/litre
0.82 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | 5.6:1 | ||
| Fuel system | 1 Solex 32 JFF carburettor | ||
| bmep (brake mean effective pressure) | 854.2 kPa (123.9 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 534.5 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 | 130 km/h (81 mph) | ||
| Power-to-weight ratio | Higher is better 45.26 PS/tonne (1000 kg) 0.05 PS/kg 33.29 kW/tonne (1000 kg) 0.03 kW/kg 44.64 bhp/tonne (1000 kg) 0.04 bhp/kg 0.02 bhp/lb |
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| Weight-to-power ratio | Lower is better 30.04 kg/kW 50.18 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 | 6.50-17 | ||
| Tyres rear | 6.50-17 | ||
| Brakes F/R | Dr/Dr | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 4 speed manual | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 4.33 | ||
| general | |||
| Carfolio.com ID | 697642 | ||
| Production total | |||
| Model code | |||
| Model family | W 142 I | ||
| RAC rating | 25.3 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1937 Mercedes-Benz 320N Convertible A added 2020-08-16. Last modified 2020-08-16. |
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