21032588
Engine Rocker Arm
Volvo

The engine rocker arm is a critical component in the valve train, responsible for transferring camshaft motion to open and close the engine’s intake and exhaust valves. Its precise operation directly influences engine efficiency, power output, and emissions. Made from durable materials, this rocker arm withstands high stresses and temperatures encountered during engine operation. Proper functioning of this part ensures smooth valve timing, which is essential for optimal combustion and fuel economy. Regular inspection and maintenance of the rocker arm can prevent engine misfires and improve overall engine longevity. Source One Parts Center provides this vital component, supporting the reliable performance of heavy-duty engines in demanding conditions.