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N52B30 engine is Arena Plus logina high-performance engine launched by German BMW in 2005. It is mounted on many models such as BMW 3 Series, 5 Series, etc., which can be called the best among BMW engines. I. Technical features 1. The BMW N52B30 engine, which adopts VALVETRONIC variable door lift technology, is one of the earliest engines in the world to adopt VALVETRONIC variable door lift technology. This technology can realize the continuous adjustment of valve lift, achieve a finer combustion process, and shorten the acceleration sound. Improve the combustion efficiency according to time.Two. Equipped with dual VANOS variable valve timing technology, dual VANOS variable valve timing technology can intelligently adjust the mechanical structure of the valve and crankshaft according to changes in engine load and speed, so as to make the opening time of the valve more accurate and further improve the combustion efficiency. 3. The fuel supply system adopts direct injection technology. The N52B30 engine adopts direct injection technology, which can inject fuel into the accurate position in the cylinder to ensure complete combustion and higher power output. At the same time, direct injection technology can also reduce the emission of pollutants and achieve more environmentally friendly performance. Four. Aluminum alloy material manufacturing The cylinder head and cylinder block of the N52B30 engine are made of high-strength aluminum alloy material, which is lighter than the traditional cast iron material, which can reduce the overall weight of the engine and improve the handling and fuel economy of the car.II. Performance 1. Top output power and torque The top power output of the N52B30 engine can reach 258 horsepower (190kW), and the maximum torque is 285 N·m (210lb·ft). This output level can provide the driver with very powerful power and acceleration performance. Two. Smooth driving experience The technology adopted by the BMW N52B30 engine can achieve smooth power output, so that the driver can always maintain a stable driving experience in high-speed driving and changing road conditions. At the same time, the noise and vibration control of the N52B30 engine is also excellent, allowing drivers and passengers to enjoy a comfortable riding environment in the car. 3. High-efficiency fuel economy Because the N52B30 engine adopts high-end technologies such as direct injection technology and VALVETRONIC variable valve lift technology, the fuel economy has been greatly improved.According to BMW's official introduction, the average fuel consumption of the N52B30 engine is about 8.3-8.5 liters per 100 kilometers, which makes it more advantageous and competitive than the engine of the same class. III. Conclusion In short, the N52B30 engine is one of the most representative high-performance engines under BMW. Its high-end technology and highly competitive performance provide stable and strong support for the power of BMW models. It can be said that without the characteristics of "high performance, high fuel efficiency and low emissions" of the N52B30 engine, BMW will not have such achievements as it is today.

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