BMW M67

The BMW M67 was an automobile diesel engine, used in the BMW 7 Series. It was first introduced in 1998, and used until 2009. The engine is a common rail turbodiesel V8 design, using double overhead camshafts and 32 valves. It was the first luxury car application of a bi-turbo diesel intercooled V8 engine. The 4.0-litre iteration won the "3-4 L" category of the International Engine of the Year award in 1999 and again in 2000. It was replaced by the 6-cylinder N57 engine.

BMW M67
Overview
ManufacturerBMW
Production1998-2009
Layout
Configuration90° V8
Cylinder bore4.0-litre: 84 mm (3.31 in)
4.5-litre: 87 mm (3.43 in)
Piston stroke4.0-litre: 88 mm (3.46 in)
4.5-litre: 93 mm (3.66 in)
Cylinder block materialCast iron (4.0-litre)
Aluminium (4.5-litre)
Cylinder head materialAluminium
ValvetrainDOHC 4 valves x cyl.
RPM range
Max. engine speed4,700
Combustion
TurbochargerTwin-turbo
Fuel systemCommon rail direct injection
Fuel typeDiesel fuel
Cooling systemWater-cooled
Output
Power output175–243 kW (235–326 hp)
Torque output560–750 N⋅m (413–553 lb⋅ft)
Dimensions
Dry weight4.0-litre: 222 kg (489 lb) (277 kg (611 lb) wet)
4.5-litre: 192 kg (423 lb)
Chronology
Predecessor-
SuccessorBMW N57

Summary
EngineDisplacementPowerTorqueYear
M67D403.9 L; 238.1 cu in (3,901 cc)175 kW (235 hp) at 4,000 rpm560 N⋅m (413 lb⋅ft) at 2,000 rpm1999
180 kW (241 hp) at 4,000 rpm560 N⋅m (413 lb⋅ft) at 1,750-2,500 rpm2000
M67TUD40190 kW (255 hp) at 4,000 rpm600 N⋅m (443 lb⋅ft) at 1,900-2,500 rpm2002
M67D444.4 L; 269.9 cu in (4,423 cc)220 kW (295 hp) at 4,000 rpm700 N⋅m (516 lb⋅ft) at 1,750-2,500 rpm2005
M67TUD44242 kW (325 hp) at 3,800 rpm750 N⋅m (553 lb⋅ft) at 1,900-2,500 rpm2006

M67D40

The M67D40 was introduced in 1998.

Applications:

  • 175 kW (235 hp) at 4000 rpm, 560 N⋅m (413 lb⋅ft) at 2000 rpm, with a 4700 rpm redline.
    • 1998-2000 E38 740d
  • 180 kW (241 hp) at 4000 rpm, 560 N⋅m (413 lb⋅ft) at 1750-2500 rpm, with a 4700 rpm redline.
    • 1999 Z9 concept
    • 2000-2001 E38 740d

M67TUD40
BMW E65 pre-LCI 740d silver
The 2002-2005 BMW E65 740d used the M67TUD40

The M67TUD40 was introduced in 2002. M67TUD40 is also known as M67TUD39.

Applications:

  • 190 kW (255 hp) at 4000 rpm, 600 N⋅m (443 lb⋅ft) at 1900-2500 rpm, with a 4700 rpm redline.

M67D44
The BMW E65 745d used the 4.4-litre capacity M67 engines
The 2005-2009 BMW E65 745d used the M67D44 and M67TUD44

The M67D44 was introduced in 2005.

Applications:

  • 221 kW (296 hp) at 4000 rpm, 700 N⋅m (516 lb⋅ft) at 1750-2500 rpm, with a 4700 rpm redline.
    • 2005-2006 E65 LCI (facelift) 745d.

M67TUD44

The M67TUD44 was introduced in 2006.[1]

Applications: 243 kW (326 hp) at 4000 rpm, 750 N⋅m (553 lb⋅ft) at 1900-2500 rpm, with a 4700 rpm redline.

    • 2006-2009 E65 LCI (facelift) 745d.

References
  1. BMW.com. "BMW 7 series sedan 745d". Archived from the original on 27 April 2009. Retrieved 2009-05-04.
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