BMW 524d (E28)

BMW 5 series 1981 2.4 diesel description

Sedan BMW 524d has been produced from October, 1986 to January, 1988. It has six-cylinder diesel engine with displacement of 2.4 litres, which produces power of 86 horsepower on 4600 rpm and torque 152 Nm (Newton metres) on 2500 revolutions per minute.

This 6-cylinder 12-valve engine camshaft is driven by belt (What is an engine chain and belt? ). Engine has precombustion chamber fuel system, it has no turbine. Approximate engine life expectancy (mileage until serious repairs are required) for this engine is between 310 000 and 520 000 kilometres. Remember that engine life depends on regular maintenance and the quality of the materials used (oils, fuels, etc.).
More engine specs 
This BMW 5 series 2.4 engine oil type is 5W-40 and oil capacity is 5.5 litres.

BMW 524d has classical rear wheel drive (RWD) and manual gearbox with 5 gears.
BMW 524d accelerates to speed 100 kilometres per hour in 18 seconds. The maximum speed of this car is 164 km/h.

In combined cycle (city and motorway), the BMW 524d fuel consumption is 7.4 litres per 100km (13.5 km/l) - this is one of most fuel efficient BMW 5 sērija 1981 - 1988 versions, fuel consumption in city - 9.2 l/100km, highway fuel economy - 5.6 l/100km. Fuel tank capacity is 70 litres or 18.49 gallons, which gives a mileage up to 940 kilometers without refueling in urban cycle and even up to 1240 kilometers on highway.

BMW 5 series 1981

BMW 524d technical data

Model: BMW 524d
Body style: Sedan
Production period: 1986. October ... 1988. January 
Engine: 2443 cm3 Diesel, 6 cylinders CO2 emissions: no data
Power: 86 HP ON 4600 RPM Torque: 152 NM ON 2500 RPM
Gearbox: Manual gearbox (5 gears) Drive type: Rear wheel drive (RWD)
Top speed: 164 km/h Acceleration 0-100 km/h: 18.0 seconds
Fuel consumption (l/100km): 7.4 (combined) 9.2 (urban) 5.6 (highway)
Fuel tank capacity: 70 litres (18.5 gallons)
Car dimensions: 4.62m (length) 1.70m (width) 1.42m (height)
Turning diameter: 11 meters
Ground clearance: 140 mm (approximate, with standard suspension, unladen vehicle)
Trunk capacity: 460 litres
Gross weight: 1840 kg

BMW 524d engine M21D24

Engine reliability:

Overall, this engine can last around 310,000 to 520,000 km if properly maintained, using the correct quality oil and fuel, and carrying out regular checks and maintenance.
Engine displacement 2443 cm3
Number of cylinders 6
Bore (cylinder diameter) 80 mm
Stroke length (piston move) 81 mm
Compression ratio 22 : 1
Camshaft drive Timing belt

Timing belt engines are generally quieter and less vibrating than chain engines, but belt usually needs to be replaced more often and the risk of breakage is higher.

Fuel system Precombustion chamber
BMW 524d oil type 5W-40
Oil capacity 5.5 litres (5.8 quarts)
Power 86 HP ON 4600 RPM
Torque 152 NM ON 2500 RPM
Start of production (year) 1983
Duration of production 8 years
Engine also used on BMW 3 sērija

All BMW 5 series sedan [1981 - 1988] modifications

Modification Engine Power Consumption Gearbox
BMW 518 Aug 1981 — Oct 1984 1.8 Petrol 90 HP 9.5 l/100km Manual (5)
BMW 518i Oct 1984 — Jan 1988

Most fuel efficient petrol version

1.8 Petrol 105 HP 8.0 l/100km Manual (5)
BMW 520i Aug 1981 — Jul 1985 2.0 Petrol 125 HP 8.8 l/100km Manual (5)
BMW 520i Aug 1981 — Jul 1985 2.0 Petrol 125 HP 8.7 l/100km Automatic (4)
BMW 520i Jul 1985 — Jan 1988 2.0 Petrol 129 HP 9.2 l/100km Manual (5)
BMW 520i Oct 1986 — Jan 1988 2.0 Petrol 129 HP 10.0 l/100km Manual (5)
BMW 520i Jul 1985 — Jan 1988 2.0 Petrol 129 HP 8.7 l/100km Automatic (4)
BMW 520i Oct 1986 — Jan 1988 2.0 Petrol 129 HP 9.8 l/100km Automatic (4)
BMW 524d Oct 1986 — Jan 1988 2.4 Diesel 86 HP 7.4 l/100km Manual (5)
BMW 524td Jul 1983 — Jan 1988

Most powerfull diesel version (115 HP)
Most fuel efficient diesel version

2.4 Diesel 115 HP 7.1 l/100km Manual (5)
BMW 524td Jul 1983 — Jan 1988

Most powerfull diesel version (115 HP)

2.4 Diesel 115 HP 7.2 l/100km Automatic (4)
BMW 525i 2.5 Petrol 150 HP 10.0 l/100km Manual (5)
BMW 525i 2.5 Petrol 150 HP 10.0 l/100km Automatic (4)
BMW 525e Apr 1983 — Jan 1988 2.7 Petrol 129 HP 8.1 l/100km Manual (5)
BMW 525e Apr 1983 — Jan 1988 2.7 Petrol 129 HP 8.3 l/100km Automatic (4)
BMW 525e Oct 1986 — Jan 1988 2.7 Petrol 129 HP 8.8 l/100km Automatic (4)
BMW 528i 2.8 Petrol 184 HP 10.0 l/100km Manual (5)
BMW 528i 2.8 Petrol 184 HP 10.0 l/100km Automatic (4)
BMW 535i Jul 1985 — Jan 1988

Most dynamic version - 100 km/h in 7.2 seconds

3.4 Petrol 218 HP 10.0 l/100km Manual (5)
BMW 535i Jul 1985 — Jan 1988

Most powerfull petrol version (218 HP)

3.4 Petrol 218 HP 11.0 l/100km Automatic (4)
BMW 5 series 1981 reviews
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