|
|
Technical Specs of This Model |
1. |
520 1972
|
2. |
520 1977
|
|
|
General Information |
Make |
BMW |
Model |
520 |
Production Year |
1977 |
Country |
|
Designer |
Paul Bracq |
Production Number |
|
Model Code |
|
Model Family |
E12 |
|
Chassis and Dimensions |
Chassis Type |
4/5S SAL |
Number of Doors |
4 |
Wheelbase |
2636 mm (103,8 in) |
Front Track |
1406 mm (55,4 in) |
Rear Track |
1442 mm (56,8 in) |
Length |
4620 mm (181,9 in) |
Width |
1690 mm (66,5 in) |
Height |
1425 mm (56,1 in) |
Ground Clearance |
140 mm (5,5 in) |
Length / Wheelbase Ratio |
1,75 |
Weight |
1350 kg (2973,6 lb) |
Weight Distribution (front/rear) |
|
Fuel Capacity |
70 litre (15,4 Imp gal , 18,5 US gal) |
|
Aerodynamics |
Drag Coefficient |
|
Frontal Area |
|
Cx |
|
|
Engine Specifications |
Engine Manufacturer |
BMW |
Engine Location |
Front |
Engine Alignment |
Longitudinal |
Engine Construction |
|
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 |
9,2 : 1 |
Fuel System Type |
1 So 4A1 carb |
Aspiration Type |
Normal |
Compressor Type |
- |
Intercooler Type |
None |
Catalytic Converter |
No |
Maximum Engine Power |
120 HP (89,5 kW) |
Maximum Engine Power rpm |
6000 d/d |
Maximum Engine Torque |
160 N.m (118,1 lb.ft , 16,3 kg.m) |
Maximum Engine Torque rpm |
4000 d/d |
Engine Torque at Max. Engine Power rpm |
142,4 N.m (6000 d/d) |
Power / Weight Ratio |
88,9 HP/ton (66,3 W/kg) |
Power / Engine Displacement Ratio |
60,3 HP/litre (44,9 kW/litre) |
CO2 Emissions |
|
Fuel Consumption |
|
|
Performance |
0 - 80 km/h |
|
0 - 60 mph |
|
0 - 100 km/h |
12 s |
0 - 160 km/h |
|
80 - 120 km/h (in top gear) |
|
0 - 400 m Acceleration |
|
0 - 1000 m Acceleration |
|
Top Speed |
180 km/h (111,9 mph) |
|
Gearbox and Transmission |
Transmission Type |
4M |
Top Gear Ratio |
1 : 1 |
Final Drive Ratio |
3,9 : 1 |
Drive Wheels |
RWD (Rear Wheel Drive) |
|
Handling, Suspension Geometry and Brakes |
Steering Type |
worm & roller |
Steering Turns (lock to lock) |
4,3 |
Turning Circle Diameter |
|
Suspension (front) |
I.MS.CS.ARB. |
Suspension (rear) |
I.TA.CS. |
Brakes (front/rear) |
Di/Dr-S |
Brake Disc Diameter (front) |
272 mm |
Brake Disc Diameter (rear) |
250 mm |
Wheels (front) |
5.5J x 14 H2 |
Wheels (rear) |
5.5J x 14 H2 |
Tyres (front) |
175 SR 14 |
Tyres (rear) |
175 SR 14 |
|