Крышка направляющей клапана головки блока цилиндров Caterpillar 315-3392

The Cylinder Head Valve Guide Cap is a protective sealing element that retains oil around the valve stem and guide interface, and provides continuous lubrication and minimizes wear. Shielding the valve guide from contaminants prolongs component life and maintains proper valve motion. The cap also helps manage oil flow to prevent leakage into the combustion chamber, improving overall engine performance and emissions control.Attributes:• Acts as a secondary barrier to control oil vapor escape.• Reduces valve stem wear by maintaining an oil film.• Maintains its shape and fit under cyclic pressure loads.Applications: The Cylinder Head Valve Guide Cap is located on top of the valve guide in the cylinder head unit and ensures clean, lubricated valve operation by sealing the valve guide.