List of BMW engines

From Wikipedia, the free encyclopedia

BMW has used the following engines in its vehicles:

1 Straight-4
2 Straight-6
3 V8
4 V10
5 V12

[edit] Straight-4

1961–1987 — 1.6–2.0 L M10/M12
1986–1991 — 2.0–2.5 L S14 for M3 (DOHC)
1987–1995 — 1.6/1.8 L M40 (SOHC)
1989–1996 — 1.8 L M42 (DOHC)
1991–2002 — 1.6/1.8/1.9 L M43 (SOHC)
1994–2000 — 1.7 L M41 Diesel
1996–2001 — 1.9 L M44 (DOHC)
1997–2006 — 2.0 L M47 Diesel
2001–2006 — 1.6 L Tritec (JV with Chrysler)
2001–2003 — 1.8/2.0 L N42 (Won International Engine of the Year award)
2004– — 1.8/2.0 L N46
2004– — 1.6 L N45
2006 — 2.0L N45
2006– — 1.6 L Prince (JV with PSA), 90 kW (122 PS), 160 Nm (118 ft·lbf)
2007– — 2 L new petrol and diesel engines, bore×stroke 84×90 mm, 1,995 cc, 4 valves per cylinder, source: BMW Group (March 23, 2007). "BMW EfficientDynamics in Detail". Press release.
- Petrol, 200 bar direct fuel injection with piezo-injectors, continuously adjustable intake and outlet camshaft, 135 kg
  - 105 kW (143 PS), 190 Nm (140 ft·lbf) in the BMW 118i
  - 125 kW (170 PS) at 6,700 rpm, 7000 rpm max, 210 Nm (155 ft·lbf) at 2,250 rpm, 12:1 compression ratio. Note that this straight-4 engine achieves the same amount of power and torque as in the straight-6 M54B22 engine.
- Diesel, common rail direct injection, variable turbine geometry turbocharger, 198 g/kWh minimum specific fuel consumption, 16:1 compression ratio, aluminium crankcase:
  - 105 kW (143 PS) at 4000 rpm, 300 Nm (221 ft·lbf) between 1,750 and 3,000 rpm, 5000 rpm max, 1600 bar fuel injection, 1,5 bar relative boost, 19 bar MEP, combustion chamber 170 bar max in the BMW 118d
  - 130 kW (177 PS) at 4000 rpm, 350 Nm (258 ft·lbf) between 1,750 and 3,000 rpm, 5000 rpm max, 1800 bar fuel injection, 1,5 bar relative boost, 22 bar MEP, combustion chamber 180 bar max in the BMW 120d
  - 150 kW (204 PS) at 4400 rpm, 400 Nm (295 ft·lbf) at 2000 rpm, 5200 rpm max, 2000 bar fuel injection, 2 bar relative boost, 25.3 bar MEP, combustion chamber 180 bar max, two sequential turbochargers, 161 kg, 204 g/kWh minimum specific fuel consumption

[edit] Straight-6

BMW is best-known for its strong straight-6 engines. These have powered many of the company's best-loved cars, including the BMW M3.

1933 - 1.2 L M78
1937 - 2.0 L M328
1937 - 3.5 L M335
1952 - 2.0-2.1 L M337
1968 - 2.5-2.6 L M06 (On the Ward's 10 Best Engines of the 20th Century list)
1971 - 2.0-2.7 L M20
1976 - 2.5-3.5 L M30
1977 - 2.0 L M60 (original designation for what is now commonly known as the M20 6 cylinder engine; M60 is currently used to describe 1st generation 3.0 and 4.0 liter V8's.)
1978 - 3.5 L M88/S38 for M1/M5/M6
1980 - 3.2 L M102 for 7-Series
1983 - 3.4 L M106 for 7-Series
1983 - 2.4 L M21 Diesel
1989 - 2.0-3.0 L M50
1989 - 3.0 L S50 for M3
1991 - 2.5 L M51 Diesel
1994 - 2.0-2.8 L M52 (Two International Engine of the Year awards)
1995 - 3.2 L S52 for M3
1998 - 2.5-3.0 L M57 Diesel
2000 - 2.2-3.0 L M54
2002 - 3.2 L S54 (Six International Engine of the Year awards)
2005 - 2.5-3.0 L N52
2006 - 3.0 L N54 twin turbocharged
2007 - 2.5-3.0 L N53 (BMW's direct fuel injection engine that will slowly replace the N52-family)