20738736
Engine Rocker Arm
Volvo

The engine rocker arm is a vital component within the valve train, responsible for translating camshaft motion into valve operation. Its precise movement ensures accurate opening and closing of the engine valves, which is essential for optimal combustion and power output. Made from high-strength materials, this part withstands the stresses of high RPM and thermal expansion. Proper functioning of the rocker arm directly impacts engine efficiency, emissions, and overall performance. Regular inspection and maintenance are recommended to prevent wear or failure that could lead to engine misfires or damage. This component plays a key role in maintaining smooth engine operation and fuel economy. Source One Parts Center provides top-quality rocker arms designed for durability and reliable performance in heavy-duty applications.