The BMW 128i Rocker Arm is an important part of the 128i engine assembly characterized by high durability and incredible power. This part also has a crucial responsibility of translating the movement from the pushrod to the intake as well as the exhaust valves to enable the proper functioning of the engine. Made from stiff materials such as stamped steel or aluminum the BMW 128i Rocker Arm is responsible for the vertical movement that applies the necessary amount of force that opens the valves and makes the engine more efficient. It normally has a rocker ratio of about 1.5:1 to 1.8:1 to boost the camshaft lift and improves the performance of the engine. Roller Rockers and Needle bearings reduce friction and wear, and that makes BMW 128i Rocker Arm to last longer. Compatibility of BMW 128i models means that different drives in the car will benefit from better performance and safety. The development of the fulcrum bearings is especially useful to high RPM editions of the engine since it can support high levels of stress in the future without compromising on the quality of the bearings. Also, the construction of the BMW 128i Rocker Arm works for conserving the fuel that is expected to be 18/28 mpg on the city/highway respectively. Therefore, the BMW 128i Rocker Arm exhibits reliability, performance, and safety features that appeal to car lovers and distinguishes it in the Automotive market as an important part of any BMW 128i collection.
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