3081212 – NT855 valve spring

The valve spring in the Cummins NT855 engine is a critical component that supports the operation of both the intake and exhaust valves. It is responsible for ensuring that the valves close tightly after they open, maintaining proper sealing and timing for optimal engine performance. Valve springs are essential for the reliable operation of the Cummins NT855 engine. They ensure that the intake and exhaust valves close tightly after opening, which is critical for maintaining compression and preventing exhaust leakage. Proper functioning of the valve springs directly impacts engine efficiency, power output, and overall performance. Regular maintenance and timely replacement of worn or damaged valve springs are vital for the longevity and reliability of the NT855 engine.