BMW 120i (E87)

BMW 1 series 2007 2.0 petrol description

Hatchback BMW 120i has been produced from March, 2007 to January, 2011. It has four-cylinder petrol engine with displacement of 2.0 litres, which produces power of 170 horsepower on 6700 rpm and torque 210 Nm (Newton metres) on 4250 revolutions per minute.

This 4-cylinder 16-valve engine camshaft is driven by chain (What is an engine chain and belt? ). Engine has fuel injection system, it has no turbine. Engine versions compliant with Euro 4 and Euro 5 emission standards available. Approximate engine life expectancy (mileage until serious repairs are required) for this engine is between 220 000 and 370 000 kilometres. It is important to remember that engine life is highly dependent on regular maintenance and the quality of the oils and fuels used.
More engine specs 
This BMW 1 series 2.0 engine oil type is 5W-30 and oil capacity is 4.25 litres.

BMW 120i has classical rear wheel drive (RWD) and manual gearbox with 6 gears.
BMW 120i accelerates to speed 100 kilometres per hour in 7.8 seconds. The maximum speed of this car is 224 km/h.

In combined cycle (city and motorway), the BMW 120i fuel consumption is 6.4 litres per 100km (15.6 km/l), fuel consumption in city - 8.7 l/100km, highway fuel economy - 5.1 l/100km. Fuel tank capacity is 53 litres or 14 gallons, which gives a mileage up to 820 kilometers without refueling in urban cycle and even up to 1020 kilometers on highway.
According to user reviews, this BMW real everyday fuel consumption is 8.2 litres per 100 km, which is 28% more than the manufacturer's stated. More - Real BMW 1 series fuel consumption.

With the same engine there is also BMW 1 series version with automatic gearbox (BMW 120i AT) available, which is more sluggish, reaching 100 km/h 0.6 seconds later (in 8.4 seconds), but manufacturer's fuel consumption is similar - 6.3 litres per 100 km, whereas users reported real fuel consumption is higher by 0.3 litres per 100 km or 4 % - 8.5 litres per 100 km.
BMW 1 series 2.0 service information and maintenance intervals Oil change intervals, capacities and specifications, service information for filters, spark plugs, belts etc.
BMW 1 series 2007

BMW 120i technical data

Model: BMW 120i
Body style: Hatchback
Production period: 2007. March ... 2011. January 
Engine: 1995 cm3 Petrol, 4 cylinders CO2 emissions: 152 g/km
Power: 170 HP ON 6700 RPM Torque: 210 NM ON 4250 RPM
Gearbox: Manual gearbox (6 gears) Drive type: Rear wheel drive (RWD)
Top speed: 224 km/h Acceleration 0-100 km/h: 7.8 seconds
Fuel consumption (l/100km): 6.4 (combined) 8.7 (urban) 5.1 (highway)
Real fuel consumption: 8.2 l/100km (28.7 MPG) by user reviews from various sources
Fuel tank capacity: 53 litres (14 gallons)
Car dimensions: 4.24m (length) 1.75m (width) 1.42m (height)
Turning diameter: 11 meters
Trunk capacity: 330 litres
Trunk max capacity: 1150 litres (with rear seats folded down)
Gross weight: 1800 kg

BMW 120i engine N43B20

Engine reliability:

Overall, this engine can last around 220,000 to 370,000 km if properly maintained, using the correct quality oil and fuel, and carrying out regular checks and maintenance.
The engine has hydraulic valve tappets (lifters), which provide quieter operation and do not require periodic adjustment, but are more complex in design and can cause serious engine damage in the event of failure.
Engine displacement 1995 cm3
Number of cylinders 4
Bore (cylinder diameter) 84 mm
Stroke length (piston move) 90 mm
Compression ratio 12 : 1
Camshaft drive Timing chain

Chain motors are considered more reliable, chain replacement usually is required less often than a timing belt, but they are often louder and vibrate more.

More service info
Timing chain change interval 150,000 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 120i oil type 5W-30
Oil capacity 4.25 litres (4.5 quarts) More service info
Coolant capacity 7.2 litres (7.6 quarts)
Power 122 - 170 HP ON 6700 RPM
Torque 185 - 210 NM ON 4250 RPM
Start of production (year) 2007
Duration of production 6 years

Often in the first years of production, engines tend to have various constructive problems, so it is recommended to choose a car with this engine from 2010 onwards.

Engine also used on BMW 5 sērija BMW 3 sērija

All BMW 1 series hatchback [2007 - 2011] modifications

Modification Engine Power Consumption Gearbox
BMW 116i Sep 2007 — Jan 2011

Most fuel efficient petrol version by real consumption

1.6 Petrol 122 HP 7.5 l/100km Manual (6)
BMW 116i Sep 2007 — Jan 2011 1.6 Petrol 122 HP 6.4 l/100km Automatic (6)
BMW 1 sērija 116i Jan 2009 — Dec 2011

Most fuel efficient petrol version by real consumption

2.0 Petrol 122 HP 6.1 l/100km Manual (6)
BMW 1 sērija 116i Jan 2009 — Dec 2011 2.0 Petrol 122 HP 6.6 l/100km Automatic (6)
BMW 118i Mar 2007 — Jan 2011

Most fuel efficient petrol version

2.0 Petrol 143 HP 5.9 l/100km Manual (6)
BMW 118i Mar 2007 — Jan 2011 2.0 Petrol 143 HP 6.2 l/100km Automatic (6)
BMW 120i Mar 2007 — Jan 2011 2.0 Petrol 170 HP 6.4 l/100km Manual (6)
BMW 120i Mar 2007 — Jan 2011 2.0 Petrol 170 HP 6.3 l/100km Automatic (6)
BMW 1 sērija 116d Jan 2009 — Dec 2011

Most fuel efficient diesel version

2.0 Diesel 115 HP 4.4 l/100km Manual (6)
BMW 118d Mar 2007 — Jan 2011 2.0 Diesel 143 HP 4.5 l/100km Manual (6)
BMW 118d Mar 2007 — Jan 2011 2.0 Diesel 143 HP 5.4 l/100km Automatic (6)
BMW 120d Mar 2007 — Jan 2011 2.0 Diesel 177 HP 4.8 l/100km Manual (6)
BMW 120d Mar 2007 — Jan 2011 2.0 Diesel 177 HP 5.4 l/100km Automatic (6)
BMW 123d Sep 2007 — Jan 2011

Most powerfull diesel version (204 HP)

2.0 Diesel 204 HP 5.5 l/100km Manual (6)
BMW 123d Feb 2008 — Jan 2011

Most powerfull diesel version (204 HP)

2.0 Diesel 204 HP 5.5 l/100km Automatic (6)
BMW 130i Mar 2007 — Jan 2011

Most dynamic version - 100 km/h in 6.1 seconds

3.0 Petrol 265 HP 8.3 l/100km Manual (6)
BMW 130i Mar 2007 — Jan 2011

Most powerfull petrol version (265 HP)

3.0 Petrol 265 HP 8.3 l/100km Automatic (6)
BMW 1 series 2007 reviews
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