A4720104530
Rocker Arm and Valve Cover
Detroit Diesel

The rocker arm and valve cover assembly plays a crucial role in controlling the operation of the engine’s valves, directly impacting performance, efficiency, and emissions. Constructed from nylon material, this assembly offers a lightweight yet durable solution that can endure the demanding conditions of heavy-duty operation. Its dimensions are precisely designed to fit specific engine configurations, ensuring a secure seal and proper alignment of the valvetrain components. The cover protects the rocker arms from dirt and debris, preventing potential damage that could lead to misfiring or reduced power output. The integrated design simplifies maintenance tasks, allowing technicians to access internal components with ease. Proper functioning of this assembly ensures smooth valve operation, which is vital for optimal combustion and fuel economy. When sourcing replacements, Source One Parts Center emphasizes quality and compatibility to keep your engine running efficiently and reliably.