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BMW 525i {E28}

Bodywork

type 4/5S SAL
doors 4

Engine information

Bore × stroke 86.00 mm × 71.60 mm 3.39 in × 2.82 in
Cylinders S-6
Displace 2.5 litre 2495 cc (152.254 cu in)
Engine type SOHC
Valves 2 valves per cylinder | 12 valves in total
Engine construction
Sump Wet sumped
Compression ratio 9.60:1
Fuel system Bo L-Jet fuel inj.
Maximum power
0-50 mph
0-60 mph 9.60 s
0-100 mph
0-100 km/h
80 - 120 km/h
402 m (Quarter mile) 16.90 s
Standing km
Top speed 196 km/h (122 mph)
Fuel consumption
CO2 emissions
Power to weight ratio 115.63 bhp/ton
Specific output
Maximum torque
bmep 1082.9 kPa (157.1 psi)
Specific torque 86.17 Nm/litre
Maximum rpm
Code
Main bearings 7
Coolant Water
Bore / stroke ratio 1.2
Unitary capacity 415.83 cc/cylinder
Aspiration Normal
Compressor type N/A
Intercooler None
Catalytic converter N

Dimensions and weight

wheelbase 2620 mm
wheelbase 103.1 in
Length (milimeters) 4620 mm
Length (inches) 181.9 in
Width (milimeters) 1700 mm
Width (inches) 66.9 in
Height (milimeters) 1420 mm
Height (inches) 55.9 in
L:W ratio 1.76
Ground clearance (milimeters) 140 mm
Ground clearance (inches) 5.5 in
Kerb weight (kilograms) 1280 kg
Kerb weight (pounds) 2822 lb
Weight distribuiton
Fuel capacity (litres) 70 litres
Fuel capacity (UK Ga) 15.4 UK Ga
Fuel capacity (US Gal) 18.5 US Gal

Aerodynamics

Drag coefficient 0.390
Frontal area
Cx

Chassis

Engine location Front
Engine alignment Longitudinal
Drive RWD
Steering ZF worm & roller PAS
Turns lock-to-lock
Turning circle 10.90 m
Tyres 195/70 HR 14
Wheels
Brakes F/R VeDi/Dr-S
Brake ∅ 280 mm
Braked area
Transmission 5M
Top gear ratio 0.81
Final drive ratio 3.45

General information

RAC rating 27.5
Number made
Model code
Model family E28
Insurance classification No information available
Tax band No information available

Manual Download

Download 1981 BMW 525i {E28} PDF Manual
Designer unknown
Year 1981

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