The BMW 550i GT xDrive Rocker Arm is a highly reliable and favored piece that serves a great function in the running of the engine. This Rocker Arm assists in swinging the motion from the pushrod to the valves of the intake and exhaust for the optimal functioning of the engine. Made from stamped steel or aluminum that is likely to be durable, The Rocker Arm works in such a way that it translates the up and down movement into the required amount of force that will open the valves. While the rocker ratio of this BMW 550i GT xDrive is about 1.5:1 to 1.8:1, the Rocker Arm heightens engine power by increasing the camshaft lift, which is exclusive in the market. That makes it versatile and guarantees that a driver would have a better efficiency and safety regardless of specific model of BMW 550i GT xDrive they own. Roller rockers with needle bearings included reduce the friction and wear of the BMW 550i GT xDrive Rocker Arm thereby increasing its reliability. Also, improved fulcrum bearings are important for an engine that has to rotate at high speeds, these are supposed to be strong and hold their position under pressure. The BMW 550i GT xDrive Rocker Arm not only plays a role in the achievement of 400 hp and 450 lb-ft of torque, but also impacts the Driving Dynamics Control to build up multiple driving style options to the extraordinary. All in all, the BMW 550i GT xDrive Rocker Arm stands as the true embodiment of the vehicles BMW offers; performance and luxury.
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