1972 BMW 520 E12: detailed specifications, performance and economy data

1972 BMW 520 specifications

1972 BMW 520 data
bodywork
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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
length:wheelbase ratio	1.75
Kerb weight	1230 kg	2712 lb
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)
Bore × Stroke	89 × 80 mm 3.5 × 3.15 in
Bore/stroke ratio	1.11
Valve gear	single overhead camshaft (SOHC) 2 valves per cylinder 8 valves in total
maximum power output	115 PS (113 bhp) (84 kW) at 5800 rpm
maximum torque	165 Nm (122 ft·lb) (16.8 kgm) at 3700 rpm
Specific output	42.3 kW/litre 57.5 ps/litre 56.8 bhp/litre 0.93 bhp/cu in
Specific torque	82.87 Nm/litre 1 ft·lb/cu³
Engine construction
Lubrication	wet sumped
compression ratio	9:1
Fuel system	2 Stromberg 175 CDET carburettors
bmep (brake mean effective pressure)	1041.4 kPa (151 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	11.9 s
Acceleration 0-100km/h	12.3 s
Acceleration 0-160km/h (100mph)
Standing quarter-mile	18.2 s
Standing kilometre
Maximum speed	172 km/h (107 mph)
Power-to-weight ratio	Higher is better 93.15 PS/tonne (1000 kg) 0.09 PS/kg 68.51 kW/tonne (1000 kg) 0.07 kW/kg 91.87 bhp/tonne (1000 kg) 0.09 bhp/kg 0.04 bhp/lb
Weight-to-power ratio	Lower is better 14.6 kg/kW 24.38 lb/bhp
fuel consumption
Fuel consumption
universal fuel consumption (calculated from the above)
litres/100km
km/litre
UK MPG
US MPG
Carbon dioxide emissions
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.
Wheel size front	5½J x 14 H2
Wheel size rear	5½J x 14 H2
Tyres front	175 SR 14
Tyres rear	175 SR 14
Brakes F/R	Di/Dr-S
Front brake diameter	272 mm
Rear brake diameter	250 mm
Braked area
Gearbox	4 speed manual
Top gear ratio	1
Final drive ratio	4.10
general
Carfolio.com ID	56705
Production total
Model code
Model family	E12
RAC rating	19.6
Insurance classification	No information available
Tax band	No information available
1972 BMW 520 added before December 1995. Last modified 2013-06-18.