Engine BMW N46B20

After the inline four N42B20, BMW began producing a motor with the N46 index, its two-liter modification was named N46B20. It is based on the N42B20 engine, and it seems that the new motor does not differ from the old one at all, but this is only at first glance. In the BMW N46B20 engine, the volume was increased to 2.0 L (1995 cc). Different versions of the engine have different power from 129 to 170 horsepower on average at 6000 rpm, the torque is also different and is 180 or 200 Nm at 3750 rpm.
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Engine BMW N55B30

In 2009, to replace two brands of engines, BMW released a fresh generation of N55B30 engines. The new engine had an aluminum cylinder block similar to the N54. The cylinder block had cast iron liners and oil nozzles, a crankshaft weighing 3 kg, modified pistons with connecting rods. The connecting rods were now 144.35 mm long. The cylinder head was changed, the variable valve timing system on the two Bi-VANOS shafts was improved.
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Engine BMW N52B30

The N52B30 ICE debuted in 2004 and was offered in five variants: from 218 to 272 hp. for the European and US market. In 2006 and 2007, the 3.0-liter engine was included in the Ward’s 10 Best Engines list as the best in-line six-cylinder engine. The 218-horsepower version was produced in two versions, with a torque of 270 and 280 Nm and was designated as N52B30 U1.
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