24426580
Engine Rocker Arm Shaft
Volvo

The engine rocker arm shaft is a fundamental part of the valve train assembly, responsible for transmitting motion from the camshaft to the rocker arms. Its precise operation ensures accurate opening and closing of engine valves, which is essential for optimal engine performance and efficiency. Made from durable materials, this shaft resists wear and fatigue, maintaining consistent operation under high-stress conditions. Proper functioning of the rocker arm shaft directly impacts engine power, fuel economy, and emissions. Source One Parts Center provides this vital component to support engine reliability and longevity, helping operators maintain peak performance in demanding environments.