25100981
Engine Rocker Arm Shaft
Mack

This rocker arm shaft is a key component in the valve train, responsible for transmitting motion from the camshaft to the valves. Its precise manufacturing ensures smooth operation and accurate valve timing, which are critical for engine efficiency and power. A durable shaft resists wear and fatigue, maintaining performance over time. Proper maintenance and replacement of this part are essential for preventing engine misfires and ensuring optimal combustion. Source One Parts Center supplies high-quality rocker arm shafts designed for heavy-duty engines, supporting long-term reliability and performance.