420132
Rocker Arm
Volvo

The rocker arm is a vital part of the engine’s valve train, translating camshaft motion into valve operation. It ensures precise opening and closing of intake and exhaust valves, directly influencing engine performance and efficiency. Crafted from high-strength materials, it withstands the stresses of continuous operation. Proper functioning of the rocker arm contributes to optimal combustion, power output, and fuel economy. Wear or failure can lead to misfires, reduced power, and engine damage. Regular inspection and maintenance are essential for maintaining engine health. Source One Parts Center provides this durable component, supporting your engine’s reliable operation.