BMW N57

BMW N57
Overview
Manufacturer BMW
Production 2008-present
Combustion chamber
Configuration I6
Displacement 2,993 cc (2.993 L; 182.6 cu in)
Cylinder bore 84.0 mm
Piston stroke 90.0 mm
Valvetrain DOHC
4 valves per cylinder
Combustion
Turbocharger Yes
1-3
Fuel system Common rail Direct Injection
Fuel type Diesel
Output
Power output 150–280 kW (200–380 PS; 200–380 hp)
Torque output 450–740 N·m (330–550 lb·ft)
Chronology
Predecessor BMW M57
BMW M67
Successor BMW B57

The BMW N57 is a family of aluminium, turbocharged straight-6 common rail diesel engines. The engines utilize variable geometry turbochargers and Bosch piezo-electric injectors.[1] In 2015 the N57 is starting to be replaced with the B57 engine, beginning with the G11 730d.

Summary

Models
Engine codeDisplacementPower, Torque@rpmRedline (rpm)Year
N57D30U02,993 cc (2.993 L; 182.6 cu in)204 PS (150 kW; 201 hp)@4000, 450 N·m (330 lb·ft)@1750-25005000 (4250 auto gearbox)2010
N57D30O02,993 cc (2.993 L; 182.6 cu in)245 PS (180 kW; 242 hp)@4000, 540 N·m (400 lb·ft)@1750-30005000 (4500 auto gearbox)2008
N57D30O12,993 cc (2.993 L; 182.6 cu in)258 PS (190 kW; 254 hp)@4000, 560 N·m (410 lb·ft)@1500-30005400 (4300 auto gearbox)2011
N57D30T02,993 cc (2.993 L; 182.6 cu in)306 PS (225 kW; 302 hp)@4400, 600 N·m (440 lb·ft)@1500-25005000 (4750 auto gearbox)2009
N57D30T12,993 cc (2.993 L; 182.6 cu in)313 PS (230 kW; 309 hp)@4400, 630 N·m (460 lb·ft)@1500-25005200 (4600 auto gearbox)2011
N57S[2]2,993 cc (2.993 L; 182.6 cu in)381 PS (280 kW; 376 hp)@4000-4400, 740 N·m (550 lb·ft)@2000-30005400 (4600 auto gearbox)2012

N57D30

N57D30Ox has 1800 bar pressure, while N57D30Tx has 2000 bar pressure. N57D30Ox uses single turbocharger, while N57D30Tx uses 2 turbochargers, and N57S uses 3 turbochargers of varying size.

Applications:

See also

References

  1. "Direct Injection Spark Ignition Engine Combustion". Engine.kaist.ac.kr. Retrieved 2011-11-08.
  2. "N57S pictures". BMW. Retrieved 2012-03-23.
  3. "FULL OFFICIAL F10 SPECS - 523i / 528i / 535i / 550i / 520d / 525d / 530d - 2010 2011 BMW 5 Series Forum F10". F10.5post.com. Archived from the original on 19 August 2010. Retrieved 2010-09-13.

External links

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