BMW 325iX (E30)
BMW 3 series 1983 2.5 petrol description
Sedan BMW 325iX has been produced from October, 1987 to January, 1991. It has six-cylinder petrol engine with displacement of 2.5 litres, which produces power of 170 horsepower on 5800 rpm - this is the most powerfull BMW 3 sērija 1983 - 1991 version and torque 222 Nm (Newton metres) on 4300 revolutions per minute.
This 6-cylinder 12-valve engine camshaft is driven by belt (What is an engine chain and belt? ). Engine has fuel injection system, this is an atmospheric engine (without turbine). The engine meets the Euro 2 emissions standard. Engine lifespan (mileage before major repairs or overhaul) can last from 300 up to 510 thousand kilometres. Note that engine life can be longer or shorter depending on maintenance.
More engine specs
This BMW 3 series 2.5 engine oil type is 5W-30 and oil capacity is 4.75 litres.
BMW 325iX has AWD (all wheel drive) (power is automatically distributed between the wheel axles) and manual gearbox with 5 gears. Viscous coupling locking central differential with 37% front / 63% rear torque split. The viscous coupling is integrated into the planetary central differential. It locks the differential in the event of wheel slip and transfers up to 90% of the torque to the axle with traction. The viscous locking rear differential distributes torque between the rear wheels.
BMW 325iX accelerates to speed 100 kilometres per hour in 9.2 seconds. The maximum speed of this car is 212 km/h.
BMW 325iX fuel consumption is 10 litres per 100km in combined city/highway mode (10 km/l), city fuel economy - 13.6 l/100km, fuel consumption on highway - 7.8 l/100km. Fuel tank capacity is 64 litres or 16.91 gallons, which gives a mileage up to 640 kilometers without refueling in urban cycle and even up to 820 kilometers on highway.
According to user reviews, this BMW real everyday fuel consumption is 10.4 litres per 100 km, which is 4% more than the manufacturer's stated. More - Real BMW 3 series fuel consumption.

BMW 325iX technical data
Model: | BMW 325iX | ||
---|---|---|---|
Body style: | Sedan | ||
Production period: | 1987. October ... 1991. January | ||
Engine: | 2494 cm3 Petrol, 6 cylinders | CO2 emissions: | no data |
Power: | 170 HP ON 5800 RPM | Torque: | 222 NM ON 4300 RPM |
Gearbox: | Manual gearbox (5 gears) | Drive type: | All wheel drive (AWD, 4x4) |
Top speed: | 212 km/h | Acceleration 0-100 km/h: | 9.2 seconds |
Fuel consumption (l/100km): | 10.0 (combined) 13.6 (urban) 7.8 (highway) | ||
Real fuel consumption: | 10.4 l/100km (22.6 MPG) by user reviews from various sources | ||
Fuel tank capacity: | 64 litres (16.9 gallons) | ||
Car dimensions: | 4.32m (length) 1.66m (width) 1.40m (height) | ||
Turning diameter: | 10 meters | ||
Seats: | 5 seats | ||
Trunk capacity: | 404 litres | ||
Trunk max capacity: | 425 litres (with rear seats folded down) | ||
Gross weight: | 1760 kg |
BMW 325iX engine M20B25
Engine reliability:
Overall, this engine can last around 300,000 to 510,000 km if properly maintained, using the correct quality oil and fuel, and carrying out regular checks and maintenance.Engine displacement | 2494 cm3 |
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Number of cylinders | 6 |
Bore (cylinder diameter) | 84 mm |
Stroke length (piston move) | 75 mm |
Compression ratio | 8.8 : 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. More service info |
Timing belt change interval | 50,000 km (recommended) Sometimes manufacturers do not specify timing chain replacement intervals and design chains for engine life. However, once the recommended change interval has been reached, it is recommended to periodically check the condition of the chain and to change the chain if excessive stretching is detected or if unusual noises from the engine or other symptoms occur. |
Fuel system | Injection |
BMW 325iX oil type | 5W-30 |
Oil capacity | 4.75 litres (5 quarts) More service info |
Coolant capacity | 10.5 litres (11.1 quarts) |
Power | 170 - 175 HP ON 5800 RPM |
Torque | 220 - 225 NM ON 4300 RPM |
Start of production (year) | 1977 |
Duration of production | 15 years |
Engine also used on | BMW 5 sērija |
Most often compared to
All BMW 3 series sedan [1983 - 1991] modifications
Modification | Engine | Power | Consumption | Gearbox | Drive type |
---|---|---|---|---|---|
BMW 316i Sep 1988 — Jan 1991 | 1.6 Petrol | 99 HP | 8.5 l/100km | Manual (5) | Rear wheel |
BMW 316i Sep 1988 — Jan 1991 | 1.6 Petrol | 99 HP | 8.7 l/100km | Automatic (4) | Rear wheel |
BMW 316
Jan 1983 — Sep 1987 Most fuel efficient petrol version |
1.8 Petrol | 90 HP | 7.8 l/100km | Manual (5) | Rear wheel |
BMW 316
Jan 1983 — Sep 1987 Most fuel efficient petrol version by real consumption |
1.8 Petrol | 90 HP | 8.0 l/100km | Automatic (4) | Rear wheel |
BMW 316i Sep 1987 — Sep 1988 | 1.8 Petrol | 102 HP | 8.6 l/100km | Manual (5) | Rear wheel |
BMW 316i Sep 1987 — Sep 1988 | 1.8 Petrol | 102 HP | 8.9 l/100km | Automatic (4) | Rear wheel |
BMW 318i
Jan 1983 — Sep 1987 Most fuel efficient petrol version |
1.8 Petrol | 105 HP | 7.8 l/100km | Manual (5) | Rear wheel |
BMW 318i Jan 1983 — Sep 1987 | 1.8 Petrol | 105 HP | 8.0 l/100km | Automatic (4) | Rear wheel |
BMW 318i Sep 1987 — Jan 1991 | 1.8 Petrol | 113 HP | 8.5 l/100km | Manual (5) | Rear wheel |
BMW 318i Sep 1987 — Jan 1991 | 1.8 Petrol | 113 HP | 8.6 l/100km | Automatic (4) | Rear wheel |
BMW 320i Jan 1983 — Oct 1985 | 2.0 Petrol | 125 HP | 8.6 l/100km | Manual (5) | Rear wheel |
BMW 320i Jan 1983 — Oct 1985 | 2.0 Petrol | 125 HP | 8.6 l/100km | Automatic (4) | Rear wheel |
BMW 320i Oct 1985 — Sep 1987 | 2.0 Petrol | 129 HP | 8.9 l/100km | Manual (5) | Rear wheel |
BMW 320i Oct 1987 — Jan 1991 | 2.0 Petrol | 129 HP | 9.9 l/100km | Manual (5) | Rear wheel |
BMW 320i Oct 1985 — Sep 1987 | 2.0 Petrol | 129 HP | 8.6 l/100km | Automatic (4) | Rear wheel |
BMW 320i Oct 1987 — Jan 1991 | 2.0 Petrol | 129 HP | 9.9 l/100km | Automatic (4) | Rear wheel |
BMW 323i Jan 1983 — Oct 1985 | 2.3 Petrol | 150 HP | 8.9 l/100km | Manual (5) | Rear wheel |
BMW 323i Jan 1983 — Oct 1985 | 2.3 Petrol | 150 HP | 8.8 l/100km | Automatic (4) | Rear wheel |
BMW 324d
Oct 1985 — Jan 1991 Most fuel efficient diesel version |
2.4 Diesel | 86 HP | 6.9 l/100km | Manual (5) | Rear wheel |
BMW 324d Oct 1985 — Jan 1991 | 2.4 Diesel | 86 HP | 7.3 l/100km | Automatic (4) | Rear wheel |
BMW 324td
Oct 1987 — Jan 1991 Most powerfull diesel version (116 HP) |
2.4 Diesel | 116 HP | 7.0 l/100km | Manual (5) | Rear wheel |
BMW 324td
Oct 1987 — Jan 1991 Most powerfull diesel version (116 HP) |
2.4 Diesel | 116 HP | 7.0 l/100km | Automatic (4) | Rear wheel |
BMW 325i
Oct 1985 — Sep 1987 Most dynamic version - 100 km/h in 8.3 seconds |
2.5 Petrol | 170 HP | 8.9 l/100km | Manual (5) | Rear wheel |
BMW 325i
Oct 1987 — Jan 1991 Most dynamic version - 100 km/h in 8.3 seconds |
2.5 Petrol | 170 HP | 9.7 l/100km | Manual (5) | Rear wheel |
BMW 325i Oct 1985 — Sep 1987 | 2.5 Petrol | 170 HP | 8.8 l/100km | Automatic (4) | Rear wheel |
BMW 325i Oct 1987 — Jan 1991 | 2.5 Petrol | 170 HP | 9.9 l/100km | Automatic (4) | Rear wheel |
BMW 325iX 4x4
Oct 1985 — Sep 1987 Most dynamic version - 100 km/h in 8.3 seconds |
2.5 Petrol | 170 HP | 8.9 l/100km | Manual (5) | All wheel |
BMW 325iX 4x4 Oct 1987 — Jan 1991 | 2.5 Petrol | 170 HP | 10.0 l/100km | Manual (5) | All wheel |
BMW 325iX 4x4 Oct 1986 — Sep 1987 | 2.5 Petrol | 170 HP | 8.9 l/100km | Automatic (4) | All wheel |
BMW 325iX 4x4 Oct 1987 — Jan 1991 | 2.5 Petrol | 170 HP | 10.0 l/100km | Automatic (4) | All wheel |
BMW 325e Oct 1986 — Sep 1987 | 2.7 Petrol | 129 HP | 8.4 l/100km | Manual (5) | Rear wheel |
BMW 325e Oct 1986 — Sep 1987 | 2.7 Petrol | 129 HP | 8.4 l/100km | Automatic (4) | Rear wheel |