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The BMW N52 is a naturally aspirated straight-6 petrol engine which was produced from 2004 to 2015. The N52 replaced the BMW M54 and debuted on the E90 3 Series and E63 6 Series . The N52 was the first water-cooled engine to use magnesium/aluminium composite construction in the engine block. [ 1 ]
Valvetronic system of the BMW N52 engine. The Valvetronic system is a BMW variable valve lift system [1] which, in combination with VANOS, allows infinite adjustment of the intake valve timing and lift. [2] [3] The system claims to improve fuel economy and emissions, and negates the need for a throttle body in regular use. [4]
VANOS units on the intake and exhaust camshafts of a BMW N52 engine. VANOS is a variable valve timing system used by BMW on various automotive petrol engines since 1992. The name is an abbreviation of the German words for variable camshaft timing (German: variable Nockenwellensteuerung).
The BMW N20 is a 1.6 and 2.0 L (98 and 122 cu in) turbocharged four-cylinder DOHC petrol engine with variable valve lift and variable valve timing which replaced the N53 (or BMW N52 in some markets) and was produced from 2011 to 2017 by BMW. Although the N20 is a four-cylinder engine, it is considered a replacement for the naturally aspirated ...
BMW is well known for its history of inline-six (straight-six) engines, a layout it continues to use to this day despite most other manufacturers switching to a V6 layout. . The more common inline-four and V8 layouts are also produced by BMW, and at times the company has produced inline-three, V10 and V12 engines, BMW also engineered non-production customised engines especially for motorsports ...
Another E82/E88 coupe/convertible trim sold only in the United States and Canada was the 128i, which was powered by a 170 kW (228 hp) version of the 3.0 litre BMW N52 inline-6 engine. The 130i is the top model of the E81/E87 hatchback range and was released in September 2004. [55]
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At launch, the E60 used the previous generation E39 5 Series' M54 straight 6 engine in the 520i, 525i and 530i models. The only petrol model with a new engine at launch was the 545i with the N62 V8. The M54 was phased out after the 2005 model years and replaced with the straight-4 N43 (in the 520i) and the straight-6 N52 engine (in the 525i and ...