Направляющая втулка клапана головки блока цилиндров двигателя Caterpillar 1958282

The Cylinder Head Valve Guide is a cylindrical insert installed in the cylinder head of an internal combustion engine to provide a stable passage for intake and exhaust valve stems. It maintains a consistent clearance between the valve stem and guide bore, supporting heat transfer from the valve to the cylinder head and preserving valve sealing integrity.Attributes:• Provides linear guidance for valve stem movement.• Maintains accurate valve alignment within the cylinder head.• Ensures consistent valve stroke in high-duty cycles.Applications: The Cylinder Head Valve Guide supports and aligns the intake and exhaust valves in an engine's axial movement and sealing performance under high-load operation in equipment.