BMW M51
Encyclopedia
The BMW
M51 is a straight-6
Diesel engine
produced from July 1991 through February 2000.
The "td" stands for "turbodiesel" while "tds" refers to "intercooled
turbodiesel".
Applications:
BMW
Bayerische Motoren Werke AG is a German automobile, motorcycle and engine manufacturing company founded in 1916. It also owns and produces the Mini marque, and is the parent company of Rolls-Royce Motor Cars. BMW produces motorcycles under BMW Motorrad and Husqvarna brands...
M51 is a straight-6
Straight-6
The straight-six engine or inline-six engine is a six-cylinder internal combustion engine with all six cylinders mounted in a straight line along the crankcase...
Diesel engine
Diesel engine
A diesel engine is an internal combustion engine that uses the heat of compression to initiate ignition to burn the fuel, which is injected into the combustion chamber...
produced from July 1991 through February 2000.
| Engine | Displacement | Power | Torque | Redline | Year |
|---|---|---|---|---|---|
| M51D25 UL | 2.5 L (2498 cc/152 in³) | 85 kW @ 4800 | 222 newton metres (163.7 ft·lbf) @ 1900 | 5200 | 1991-1997 |
| M51D25 OL | 105 kW @ 4800 | 260 newton metres (191.8 ft·lbf) @ 2200 | 5200 | 1991-1996 | |
| M51D25TU UL | 85 kW @ 4800 | 230 newton metres (169.6 ft·lbf) @ 1900 | 5200 | 1996-1998 | |
| M51D25TU OL | 105 kW @ 4600 | 280 newton metres (206.5 ft·lbf) @ 2200 | 5000 | 1996-2000 |
The "td" stands for "turbodiesel" while "tds" refers to "intercooled
Intercooler
An intercooler , or charge air cooler, is an air-to-air or air-to-liquid heat exchange device used on turbocharged and supercharged internal combustion engines to improve their volumetric efficiency by increasing intake air charge density through nearly isobaric cooling, which removes...
turbodiesel".
Applications:
- 1991-1996 E36BMW E36The BMW E36 is the third generation of the 3 Series compact executive cars produced by BMW. It was introduced in late 1990 for Europe and in late 1991 for US and Canada. It was the successor to the E30 3 Series and was eventually replaced by the E90 3 Series in 2005, though E36 coupes were still...
325td (M51D25 UL) - 1996-1998 E36BMW E36The BMW E36 is the third generation of the 3 Series compact executive cars produced by BMW. It was introduced in late 1990 for Europe and in late 1991 for US and Canada. It was the successor to the E30 3 Series and was eventually replaced by the E90 3 Series in 2005, though E36 coupes were still...
325td (M51D25TU UL) - 1993-1996 E36BMW E36The BMW E36 is the third generation of the 3 Series compact executive cars produced by BMW. It was introduced in late 1990 for Europe and in late 1991 for US and Canada. It was the successor to the E30 3 Series and was eventually replaced by the E90 3 Series in 2005, though E36 coupes were still...
325tds (M51D25 OL) - 1996-1998 E36BMW E36The BMW E36 is the third generation of the 3 Series compact executive cars produced by BMW. It was introduced in late 1990 for Europe and in late 1991 for US and Canada. It was the successor to the E30 3 Series and was eventually replaced by the E90 3 Series in 2005, though E36 coupes were still...
325tds (M51D25TU OL) - 1992-1996 E34BMW E34The BMW E34 is the version of the BMW 5 Series automobile built from February 1988 to 1995 with the Touring model ending June 1996. It replaced the BMW E28 in 1988 and was replaced by the E39 in 1996....
525td (M51D25 UL) - 1991-1996 E34BMW E34The BMW E34 is the version of the BMW 5 Series automobile built from February 1988 to 1995 with the Touring model ending June 1996. It replaced the BMW E28 in 1988 and was replaced by the E39 in 1996....
525tds (M51D25 OL) - 1996-2000 E39BMW E39The BMW E39 is the BMW 5 Series made between 1995 and 2003. The E39 was the successor of the BMW E34 in 1995, and itself was replaced by the E60 platform in 2003. Sales to Germany and the United Kingdom began in 1995, and by 1996 sales to the rest of the world had commenced. A mid-generational...
525tds (M51D25TU OL) - 1996-2000 E38BMW E38The BMW E38 model was the basis for the 1995 through 2001 BMW 7 Series automobiles. Developed from early 1988 to 1994, it was unveiled in the summer of 1994, replacing the BMW E32 that September and itself was replaced by the BMW E65/E66 for the 2002 model year.The E38 models were offered with...
725tds (M51D25TU OL) - 1995-2001 Land RoverLand RoverLand Rover is a British car manufacturer with its headquarters in Gaydon, Warwickshire, United Kingdom which specialises in four-wheel-drive vehicles. It is owned by the Indian company Tata Motors, forming part of their Jaguar Land Rover group...
Range Rover 2.5 D/DSERange RoverThe Range Rover is a large luxury four-wheel drive sport utility vehicle produced by British car maker Land Rover. The model, launched in 1970, is now in its third generation... - 1995-2001 Opel OmegaOpel OmegaThe Opel Omega was an executive car marketed by the German automaker Opel between 1986 and 2003 in two generations, both manufactured at Opel's Rüsselsheim, Germany plant. The first generation, the Omega A , superseded the Opel Rekord, was voted European Car of the Year for 1987, and was available...
- 1992 UMM Alter IIUMM Alter IIUMM Alter II Phase IIn 1986 the Alter II was released by the Portuguese automobile manufacturer União Metalo-Mecânica . It featured a new 4-speed manual gearbox, a new transfer case and a new suspension. The engine remained the same 2.5-litre diesel engine which developed 76 PS...
(Very rare model only one was made, the car was made in Portugal with the engine, gearbox and electronics being made and fitted in at BMW's Munich plant)