466GC377A
Engine Rocker Arm Shaft
Mack

This rocker arm shaft is a vital part of the engine’s valve train, facilitating the transfer of camshaft motion to the valves. Its high-strength construction ensures reliable operation under the stresses of engine cycles, contributing to efficient valve timing and engine performance. Proper functioning of this shaft helps maintain optimal combustion and power output, while also reducing valve train noise. Regular inspection and replacement are recommended to prevent engine misfires or performance issues. Its durable design withstands the rigors of heavy-duty operation, making it a dependable choice for engine maintenance. Source One Parts Center stocks this component to support engine longevity and performance in demanding trucking environments.