20804097
Engine Rocker Arm
Volvo

The engine rocker arm is a vital component of the valve train, responsible for transferring camshaft motion to open and close the engine's valves. Its precise operation directly influences engine efficiency, power output, and emissions. Constructed from high-strength materials, it withstands the repetitive stresses of engine cycles. Proper functioning of the rocker arm ensures smooth valve operation, which is critical for optimal combustion and fuel economy. Regular inspection for wear or damage is recommended to prevent engine performance issues. This part is essential for maintaining the integrity of the valve timing system. Source One Parts Center offers this durable rocker arm, supporting reliable engine operation in heavy-duty applications.