The BMW 320 is a 2 door saloon (sedan)-bodied automobile styled by Paul Bracq with a front positioned engine powering the rear wheels.
The BMW 320 belongs to the E21 range of cars from BMW.
The 2 litre engine is a naturally aspirated, single overhead camshaft, 4 cylinder unit that develops 107.5 bhp (109 PS/80 kW) of power at 5800 rpm, and maximum torque of 157 N·m (116 lb·ft/16 kgm) at 3700 rpm.
The engine transmits power to the wheels via a 3 speed automatic gearbox.
Its stated kerb weight is 1050 kg.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater sedan/saloon | ||
| Number of doors | 2 | ||
| Designer | Paul Bracq | ||
| dimensions & weights | |||
| Wheelbase | 2563 mm | 100.9 inches | |
| Track/tread (front) | 1364 mm | 53.7 inches | |
| Track/tread (rear) | 1377 mm | 54.2 inches | |
| Length | 4355 mm | 171.5 inches | |
| Width | 1610 mm | 63.4 inches | |
| Height | 1380 mm | 54.3 inches | |
| Ground clearance | 146 mm | 5.7 inches | |
| length:wheelbase ratio | 1.7 | ||
| Kerb weight | 1050 kg | 2315 lb | |
| Weight distribution | |||
| fuel tank capacity | 52 litres | 11.4 [13.7] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | BMW | ||
| Engine code | |||
| Cylinders | Straight 4 | ||
| Capacity | 2 litre 1991 cc (121.498 cu in) |
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| Bore × Stroke | 89 × 80 mm
3.5 × 3.15 in |
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| Bore/stroke ratio | 1.11 | ||
| Valve gear | single overhead camshaft (SOHC)
2 valves per cylinder 8 valves in total |
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| maximum power output (DIN) |
109 PS (107.5 bhp) (80 kW) at 5800 rpm |
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| maximum torque (DIN) |
157 Nm (116 ft·lb) (16 kgm) at 3700 rpm |
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| Specific output (DIN) |
40.3 kW/litre 54.7 ps/litre 54 bhp/litre 0.88 bhp/cu in |
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| Specific torque (DIN) |
78.85 Nm/litre
0.95 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 8.1:1 | ||
| Fuel system | Solex 32 DIDTA carburettor | ||
| bmep (brake mean effective pressure) | 990.9 kPa (143.7 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 497.75 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 103.8 PS/tonne (1000 kg) 0.1 PS/kg 76.35 kW/tonne (1000 kg) 0.08 kW/kg 102.38 bhp/tonne (1000 kg) 0.1 bhp/kg 0.05 bhp/lb |
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| Weight-to-power ratio | Lower is better 13.1 kg/kW 21.88 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 | rack & pinion | ||
| turns lock-to-lock | |||
| Turning circle | |||
| Front suspension | I.MS.CS. | ||
| Rear suspension | I.STA.CS. | ||
| Wheel size front | 5J x 13 H2 | ||
| Wheel size rear | 5J x 13 H2 | ||
| Tyres front | 165 SR 13 | ||
| Tyres rear | 165 SR 13 | ||
| Brakes F/R | Di/Dr-S | ||
| Front brake diameter | 255 mm | ||
| Rear brake diameter | 250 mm | ||
| Braked area | |||
| Gearbox | 3 speed automatic | ||
| Top gear ratio | 1 | ||
| Final drive ratio | 3.90 | ||
| general | |||
| Carfolio.com ID | 251493 | ||
| Production total | |||
| Model code | |||
| Model family | E21 | ||
| RAC rating | 19.6 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1975 BMW 320 Automatic added 2011-08-06. Last modified 2020-02-02. |
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