44GB425D
Engine Rocker Arm
Mack

The engine rocker arm is a vital component within the valve train, responsible for translating camshaft motion into opening and closing of the engine valves. This part ensures precise timing and efficient airflow, which directly impacts engine performance and fuel economy. Crafted from high-strength materials, it withstands the stresses of continuous operation in heavy-duty engines. Proper functioning of the rocker arm is essential for maintaining smooth engine operation and preventing valve train failures. Regular inspection and timely replacement can prevent costly engine damage and downtime. Source One Parts Center offers durable rocker arms designed to meet the rigorous demands of heavy-duty applications, helping maintain engine reliability and efficiency.