A4720550006
Valve Bridge
Detroit Diesel

The valve bridge functions as a crucial component in the valve train, connecting rocker arms and distributing camshaft movement evenly to the valves. Made from high-strength steel, it ensures structural integrity under the intense mechanical stresses of heavy-duty engine operation. Its precise construction supports accurate valve timing and synchronization, which are vital for maximizing power output and fuel efficiency while minimizing emissions. Properly maintained, the valve bridge contributes to smoother engine operation and reduces the risk of mechanical failure. Regular inspection and replacement with quality parts from Source One Parts Center help sustain the reliability of your engine’s valvetrain and overall performance.