| BMW N47 engine | |
|---|---|
 | |
| Overview | |
| Manufacturer | BMW |
| Production | March 2007 - September 2014 |
| Layout | |
| Configuration | Straight-4 |
| Displacement | 1.6 L (1,598 cc) 2.0 L (1,995 cc) |
| Cylinder bore | 78 mm (3.1 in) 84 mm (3.3 in) |
| Piston stroke | 83.6 mm (3.29 in) 90 mm (3.54 in) |
| Compression ratio | 16.1:1-16.5:1 |
| Combustion | |
| Turbocharger | Variable-geometry turbocharger sequential twin-turbo (some versions) |
| Fuel system | Common rail direct injection |
| Fuel type | Diesel fuel (DIN EN 590) |
| Cooling system | Water-cooled |
| Output | |
| Power output | 70–160 kW (94–215 hp) |
| Torque output | 235–450 N⋅m (173–332 lb⋅ft) |
| Emissions | |
| Emissions control systems | EGR DPF |
| Chronology | |
| Predecessor | BMW M47 |
| Successor | BMW B37 (D16, 1.6L), BMW B47 (D20, 2.0L) |
BMW N47 is a four-cylinder common rail diesel engine that has many improvements over its predecessor, the M47. In 2014 it was replaced with the B47. The USA market never received B47 engine. The only B diesel engine in the US received was the B57 (6 cyl) in the 2018 model 540d. The newest 4 cylinder diesel in the US was N47TU.