25502198
Engine Rocker Arm
Mack

The engine rocker arm is a crucial component within the valve train, responsible for transferring camshaft motion to open and close the engine's intake and exhaust valves. Its precise operation directly impacts engine performance, fuel efficiency, and emissions. Crafted from high-strength materials, this part endures the stresses of continuous operation, ensuring consistent valve timing and optimal engine function. Proper maintenance and timely replacement of the rocker arm can prevent valve train failures that lead to costly repairs. Its design facilitates smooth movement and reduces wear, extending engine life. Source One Parts Center supplies this vital component, supporting engine reliability and performance in heavy-duty applications.