1972 - BMW - 520i

Technical Specs of This Model
1. 520i 1996
2. 520i 1981
3. 520i 1988
4. 520i 1972
5. 520i 2002
6. 520i 2003
7. 520i 1975
General Information
Make BMW
Model 520i
Production Year 1972
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
Length / Wheelbase Ratio 1,75
Weight 1230 kg     (2709,3 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-4
Valves per Cylinder 2    (Total of 8 Pieces)
Engine Displacement 1991 cc     (121,5 cu in)
Bore 89 mm     (3,5 in)
Stroke 80 mm     (3,15 in)
Bore / Stroke Ratio 1,11
Unitary Capacity 497,75 cc/cylinder    (30,37 cu in/cylinder)
Number of Main Bearings 5
Compression Ratio 9 : 1
Fuel System Type Ku fuel inj.
Aspiration Type Normal
Compressor Type -
Intercooler Type None
Catalytic Converter No
Maximum Engine Power 128 HP     (95,4 kW)
Maximum Engine Power rpm 5800 d/d
Maximum Engine Torque 178 N.m     (131,4 lb.ft ,  18,2 kg.m)
Maximum Engine Torque rpm 4500 d/d
Engine Torque at Max. Engine Power rpm 157,2 N.m    (5800 d/d)
Power / Weight Ratio 104,1 HP/ton    (77,6 W/kg)
Power / Engine Displacement Ratio 64,3 HP/litre    (47,9 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 17,6 s
0 - 1000 m Acceleration
Top Speed 185 km/h   (115 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.ARB.
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 HR 14
Tyres (rear) 175 HR 14