BMW N47
| BMW N47 | |
|---|---|
| Overview | |
| Manufacturer | BMW |
| Production | 2007-present |
| Combustion chamber | |
| Configuration | Straight-4 Diesel |
| Chronology | |
| Predecessor | BMW M47 |
| Successor | BMW B47 |
BMW N47 is a four-cylinder common rail diesel engine from BMW with many improvements over its predecessor, the BMW M47. In 2019 it is due to begin being replaced with the B47.
The N47 engine debuted in March 2007 in the face lifted 1 Series BMW E87 and E81 and was available in the 1 Series BMW E82 and E88, which were introduced later in the same year.
The engine also became available in the 5 Series BMW E60 and E61 from September 2007, several months after the 5 series was face lifted, during which time the older M47 remained available.
In the 2008 model year 3 Series E90/E91/E92/E93 when the entire 3 series range gained the company's Efficient Dynamics technology. Not long after it became available in the X3 and has since then become available in the X1.
The N47 comes as a 1995 cc unit, identical in capacity to the BMW M47TU/TU2 series.
The 115 bhp tune is for the entry level E81 and E87 116d, as well as the entry level 3 Series E90 316d.
The 143 bhp model was used in the
A new 163 bhp/265 lb ft (360 N m) derivative was introduced in September 2009 for the 2010 model year. This version featured exceptionally low CO2 emissions of only 109 g/km and fuel consumption of 68.9 mpg
This version was used in the E90 BMW 320d Efficient Dynamics
The "standard" x20d model has 14 extra bhp, at 177 bhp but 7 lb ft of torque less at 258 lb ft(350 N m). This is found in the
In Europe, this particular version is one of the most popular engines in the entire range; the best selling 3 series is the 320d, while the 520d is the UK's best selling 5 series.
The updated version of this engine introduced in March 2010 produces 135 kW/184 hp@4000 rpm and 380 Nm@1750-2750 rpm.
In October 2007, BMW introduced a twin sequential turbo model. With 204 bhp, it is the first production diesel on sale to achieve a specific output of over 100 bhp per liter. It uses the same turbo technology first shown in the E60 535d.
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