Engineering:BMW B57

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BMW B57
BMW B57 engine.png
Overview
ManufacturerBMW
ProductionJuly 2015 – present
Layout
ConfigurationStraight-6
Displacement3.0 L; 182.6 cu in (2,993 cc)
Cylinder bore84 mm (3.31 in)
Piston stroke90 mm (3.54 in)
Block materialAluminium alloy
ValvetrainDOHC 4 valves x cyl.
Compression ratio16.0:1 (B57D30C), 16.5:1
Combustion
Supercharger48-volt BMW Genuine Crankshaft Starter Generator
TurbochargerSingle, Dual or Quad
Fuel systemCommon rail direct injection
Fuel typeDiesel fuel DIN EN 590
Oil systemwet sump, pressurized circulation
Cooling systemWater-cooled
Output
Power output195–294 kW (261–394 hp)
Torque output620–760 N⋅m (457–561 lb⋅ft)
Chronology
PredecessorBMW N57

The BMW B57 is a turbo-diesel straight-six engine, produced by BMW since 2015.[1]

Design

The B57 belongs to a family of modular engines, including the B37 and B47 diesel engines, and B38, B48, and B58 petrol engines.[2] The engines utilise a common displacement of 500 cc (31 cu in) per cylinder.[3] The B57 replaced the previous N57 diesel engine, and was first introduced in the G11 7 Series. The B57 is available in configurations of up to 4 turbochargers, that operate in a double-series layout.[4]

Models

Engine Power Torque Years
B57D30O0 195 kW (261 hp) at 4,000 rpm 620 N⋅m (457 lb⋅ft) at 2,000–2,500 rpm 2015–
B57D30T0 235 kW (315 hp) at 4,000 rpm 680 N⋅m (502 lb⋅ft) at 1,750–2,250 rpm
B57D30S0 294 kW (394 hp) at 4,400 rpm 760 N⋅m (561 lb⋅ft) at 2,000–3,000 rpm 2016–2020

B57D30O0 (Single Turbo)

  • 2015–present G11 730d, 730Ld[5]
  • 2017–present G30 530d[6]
  • 2017–present G32 630d Gran Turismo[7]
  • 2017–present G01 X3 xDrive30d[8]
  • 2018–present G02 X4 xDrive30d
  • 2018–present G05 X5 xDrive30d[9]
  • 2018–present G07 X7 xDrive30d
  • 2019–present G20 330d[10]
  • 2019–present G06 X6 xDrive30d[11]

B57D30T0 (Twin Turbo)

  • 2015–present G11 740d, 740Ld[12]
  • 2017–present G30 540d[13]
  • 2017–present G32 640d xDrive Gran Turismo[14]
  • 2018–present G01 X3 M40d[15]
  • 2018–present G02 X4 M40d[16]
  • 2018–present G15 840d xDrive[17]
  • 2020–present G20 M340d xDrive
  • 2020–present G21 M340d xDrive
  • 2020–present G22 M440d xDrive
  • 2020–present G07 X7 xDrive40d

B57D30S0 (Quad Turbo)


References

  1. "BMW could build the world’s first quad-turbocharged diesel engine for the 7 Series" (in en-US). Digital Trends. 2015-07-29. https://www.digitaltrends.com/cars/bmw-b57-top-news-performance-specs/. 
  2. "BMW to introduce new family of EfficientDynamics engines" (in en-US). BMW BLOG. 2016-08-01. https://www.bmwblog.com/2016/08/01/bmw-to-introduce-new-family-of-efficientdynamics-engines/. 
  3. "2017 BMW 5 Series" (in en). https://www.autocar.co.uk/car-news/new-cars/2017-bmw-5-series-saloon-and-estate-latest-spy-pictures. 
  4. "Full details on the new BMW quad-turbo diesel B57 engine" (in en-US). BMW BLOG. 2016-05-13. https://www.bmwblog.com/2016/05/12/full-details-new-bmw-quad-turbo-diesel-b57-engine/. 
  5. "2015 BMW 730d review" (in en). Autocar. https://www.autocar.co.uk/car-review/bmw/7-series/first-drives/2015-bmw-730d-review. 
  6. "2017 BMW 530d Euro-Spec" (in en). Car and Driver. https://www.caranddriver.com/reviews/2017-bmw-530d-euro-spec-diesel-first-drive-review. 
  7. "2018 BMW 6 Series GT Complete Line-up Specifications" (in en-US). BMW BLOG. 2017-06-14. https://www.bmwblog.com/2017/06/14/2018-bmw-6-series-gt-line-complete-specifications/. 
  8. "Why new G01 BMW X3 is bigger than the original X5". 2018-02-05. https://www.just-auto.com/analysis/why-new-g01-bmw-x3-is-bigger-than-the-original-x5_id180655.aspx. 
  9. "DRIVEN: BMW X5 xDrive30d - CAR magazine" (in en-US). CAR magazine. 2018-09-28. http://www.carmag.co.za/uncategorized/driven-bmw-x5-xdrive30d/. 
  10. Stegmaier, Jens Dralle,Gerd. "Neue Generation BMW 3er G20 (2019): Mittelklasse-Limousine wird länger, aber leichter" (in de). auto motor und sport. https://www.auto-motor-und-sport.de/news/bmw-3er-g20-2019-daten-marktstart-preis-fahrbericht/. 
  11. "2020 BMW X6 Goes Official With Sportier Styling, 523 HP V8 Engine" (in en-US). 2019-07-02. https://www.carscoops.com/2019/07/2020-bmw-x6-goes-official-with-sportier-styling-523-hp-v8-engine/. 
  12. Nica, Gabriel (2015-09-16). "BMW 7 Series Range Will Get a 740d Model This November, with a New 320 HP Engine" (in en). autoevolution. https://www.autoevolution.com/news/bmw-7-series-range-will-get-a-740d-model-this-november-with-a-new-320-hp-engine-99984.html. 
  13. "2018 BMW 5-series Lineup Grows by One (Very Powerful Diesel, That Is)" (in en). Car and Driver. https://www.caranddriver.com/news/2018-bmw-5-series-lineup-grows-by-one-very-powerful-diesel-that-is. 
  14. "BMW 6-series (2017): new Six codenamed G15 is lighter, sportier" (in en). CAR Magazine. https://www.carmagazine.co.uk/spy-shots/bmw/bmw-6-series-2017-new-six-codenamed-g15-is-lighter-sportier/. 
  15. "BMW X3 M40d With Diesel Power Announced For Europe - NDTV CarAndBike" (in en). CarAndBike. https://carandbike.com/news/bmw-x3-m40d-with-diesel-power-announced-for-europe-1860252. 
  16. "DRIVEN: BMW X4 M40d xDrive Sport Steptronic - CAR magazine" (in en-US). CAR magazine. 2018-07-01. http://www.carmag.co.za/car-reviews/driven-bmw-x4-m40d-xdrive-sport-steptronic/. 
  17. Panait, Mircea (2018-07-09). "2019 BMW 8 Series Going On Sale In the U.S. From $111,900" (in en). autoevolution. https://www.autoevolution.com/news/2019-bmw-8-series-going-on-sale-in-the-us-from-111900-126943.html. 
  18. "BMW 750d xDrive with quad-turbo diesel to debut in 2016" (in en). Motor1.com. https://www.motor1.com/news/57446/bmw-750d-xdrive-with-quad-turbo-diesel-to-debut-in-2016/. 
  19. Radu, Mihnea (2017-11-30). "2018 BMW M550d xDrive (G30) Is a Fast Quad-Turbo Diesel in POV Test Drive" (in en). autoevolution. https://www.autoevolution.com/news/2018-bmw-m550d-xdrive-g30-is-a-fast-quad-turbo-diesel-in-pov-test-drive-122035.html. 
  20. "Four turbos are better than three: BMW debuts new quad-turbocharged diesel engine". Autoweek. https://autoweek.com/article/car-news/bmw-debuts-new-quad-turbo-diesel-engine. 
  21. "New BMW X6 officially outed" (in en-AU). 2019-07-02. https://www.carsales.com.au/editorial/details/new-bmw-x6-officially-outed-119285/.