The 320N Coupé is a rear wheel drive convertible/cabriolet passenger car with a front placed engine, manufactured by Mercedes-Benz.
The Mercedes-Benz 320N Coupé belongs to the W 142 range of cars from Mercedes-Benz.
Its 6 cylinder, side valve naturally aspirated powerplant has 2 valves per cylinder and a volume of 3.2 litres. It provides power and torque figures of 77 bhp (78 PS/57 kW) at 4000 rpm and 218 Nm (161 lbft/22.2 kgm) at 1700 rpm respectively.
The engine transmits power to the wheels by means of a 4 speed manual gearbox.
Maximum stated speed is 130 km/h, which equates to 81 mph.
Full specs
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| bodywork | |||
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| Body type | 4/5 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 | |||
| 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 | |||
| Cylinders | Straight 6 | ||
| Capacity | 3.2 litre 3208 cc (195.764 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 |
67.96 Nm/litre
0.82 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 5.6:1 | ||
| Fuel system | 1 So 32 JFF carb | ||
| bmep (brake mean effective pressure) | 853.9 kPa (123.9 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 7 | ||
| Engine coolant | Water | ||
| Unitary capacity | 534.67 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 | 130 km/h (81 mph) | ||
| 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 | 11.00 m | ||
| Front suspension | I.UW.TL.CS. | ||
| Rear suspension | SwAx.CS. | ||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | 6.50-17 | ||
| Tyres rear | 6.50-17 | ||
| Brakes F/R | |||
| 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 | 113003 | ||
| Production total | |||
| Model code | W 142 I | ||
| Model family | W 142 | ||
| RAC rating | 25.3 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1937 Mercedes-Benz 320N Coupé added 2003-08-26. Last modified 2013-02-28. |
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