The 520i is a rear wheel drive Paul Bracq designed saloon (sedan) road car with a front mounted engine, manufactured by BMW.
It forms part of BMW's E12 model range.
Its 4 cylinder, single overhead camshaft naturally aspirated powerplant has 2 valves per cylinder and a displacement of 2 litres. For this model it provides power and torque figures of 128 bhp (130 PS/95 kW) at 5800 rpm and 178 Nm (131 lbft/18.2 kgm) at 4500 rpm respectively.
The engine transmits power to the wheels compliments of a 3 speed automatic transmission.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater sedan/saloon | ||
| Number of doors | 4 | ||
| Designer | Paul Bracq | ||
| dimensions & weights | |||
| Wheelbase | 2636 mm | 103.8 inches | |
| Track/tread (front) | 1406 mm | 55.4 inches | |
| Track/tread (rear) | 1442 mm | 56.8 inches | |
| Length | 4620 mm | 181.9 inches | |
| Width | 1690 mm | 66.5 inches | |
| Height | 1425 mm | 56.1 inches | |
| Ground clearance | 140 mm | 5.5 inches | |
| length:wheelbase ratio | 1.75 | ||
| Kerb weight | |||
| Weight distribution | |||
| fuel tank capacity | 70 litres | 15.4 [18.5] 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) |
130 PS (128 bhp) (95 kW) at 5800 rpm |
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| maximum torque (DIN) |
178 Nm (131 ft·lb) (18.2 kgm) at 4500 rpm |
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| Specific output (DIN) |
47.9 kW/litre 65.2 ps/litre 64.3 bhp/litre 1.05 bhp/cu in |
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| Specific torque (DIN) |
89.4 Nm/litre
1.08 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | wet sumped | ||
| compression ratio | 9:1 | ||
| Fuel system | Kugelfischer PL 04 fuel injection | ||
| bmep (brake mean effective pressure) | 1123.5 kPa (162.9 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | 5 | ||
| 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 | |||
| 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 | 4.300 | ||
| Turning circle | |||
| Front suspension | I.MS.CS.ARB. | ||
| Rear suspension | I.TA.CS.ARB. | ||
| Wheel size front | 5½J x 14 H2 | ||
| Wheel size rear | 5½J x 14 H2 | ||
| Tyres front | 175 HR 14 | ||
| Tyres rear | 175 HR 14 | ||
| Brakes F/R | Di/Dr-S | ||
| Front brake diameter | 272 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 | 339515 | ||
| Production total | |||
| Model code | |||
| Model family | E12 | ||
| RAC rating | 19.6 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1975 BMW 520i Automatic added 2013-06-18. Last modified 2020-02-02. |
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