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| General Information |
| Make |
BMW |
| Model |
520i |
| Production Year |
1981 |
| Country |
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| Designer |
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| Production Number |
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| Model Code |
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| Model Family |
E28 |
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| Chassis and Dimensions |
| Chassis Type |
4/5S SAL |
| Number of Doors |
4 |
| Wheelbase |
2620 mm (103,1 in) |
| Front Track |
1430 mm (56,3 in) |
| Rear Track |
1470 mm (57,9 in) |
| Length |
4620 mm (181,9 in) |
| Width |
1700 mm (66,9 in) |
| Height |
1420 mm (55,9 in) |
| Ground Clearance |
140 mm (5,5 in) |
| Length / Wheelbase Ratio |
1,76 |
| Weight |
1220 kg (2687,2 lb) |
| Weight Distribution (front/rear) |
%58 / %42 |
| Fuel Capacity |
70 litre (15,4 Imp gal , 18,5 US gal) |
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| Aerodynamics |
| Drag Coefficient |
0,39 |
| Frontal Area |
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| Cx |
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| Engine Specifications |
| Engine Manufacturer |
BMW |
| Engine Location |
Front |
| Engine Alignment |
Longitudinal |
| Engine Construction |
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| Coolant Type |
Water |
| Engine Type |
SOHC |
| Number of Cylinders and Placement |
S-6 |
| Valves per Cylinder |
2 (Total of 12 Pieces) |
| Engine Displacement |
1991 cc (121,5 cu in) |
| Bore |
80 mm (3,15 in) |
| Stroke |
66 mm (2,6 in) |
| Bore / Stroke Ratio |
1,21 |
| Unitary Capacity |
331,83 cc/cylinder (20,25 cu in/cylinder) |
| Number of Main Bearings |
7 |
| Compression Ratio |
9,8 : 1 |
| Fuel System Type |
Bo L-Jet fuel inj. |
| Aspiration Type |
Normal |
| Compressor Type |
- |
| Intercooler Type |
None |
| Catalytic Converter |
No |
| Maximum Engine Power |
123 HP (91,7 kW) |
| Maximum Engine Power rpm |
5800 d/d |
| Maximum Engine Torque |
170 N.m (125,5 lb.ft , 17,3 kg.m) |
| Maximum Engine Torque rpm |
4000 d/d |
| Engine Torque at Max. Engine Power rpm |
151 N.m (5800 d/d) |
| Power / Weight Ratio |
100,8 HP/ton (75,2 W/kg) |
| Power / Engine Displacement Ratio |
61,8 HP/litre (46,1 kW/litre) |
| CO2 Emissions |
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| Fuel Consumption |
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| Performance |
| 0 - 80 km/h |
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| 0 - 60 mph |
9,7 s |
| 0 - 100 km/h |
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| 0 - 160 km/h |
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| 80 - 120 km/h (in top gear) |
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| 0 - 400 m Acceleration |
17,6 s |
| 0 - 1000 m Acceleration |
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| Top Speed |
185 km/h (115 mph) |
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| Gearbox and Transmission |
| Transmission Type |
5M |
| Top Gear Ratio |
0,8 : 1 |
| Final Drive Ratio |
3,91 : 1 |
| Drive Wheels |
RWD (Rear Wheel Drive) |
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| Handling, Suspension Geometry and Brakes |
| Steering Type |
ZF worm & roller PAS |
| Steering Turns (lock to lock) |
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| Turning Circle Diameter |
10,9 m (35,8 ft) |
| Suspension (front) |
I.MS.CS.LW.LowTrailLi.ARB. |
| Suspension (rear) |
I.STA.CS. |
| Brakes (front/rear) |
VeDi/Dr-S |
| Brake Disc Diameter (front) |
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| Brake Disc Diameter (rear) |
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| Wheels (front) |
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| Wheels (rear) |
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| Tyres (front) |
175 HR 14 |
| Tyres (rear) |
175 HR 14 |
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