Cylinder head for Peugeot XD90

The cylinder head with part number 020048 serves as the upper sealing component for the Peugeot XD90 engine. It forms the combustion chamber in conjunction with the pistons and houses critical engine components including intake and exhaust valves, fuel injectors, and glow plugs. The casting also contains internal passages for engine coolant and oil circulation to manage thermal regulation during operation.

This component is compatible with the Peugeot XD90 engine model. It is engineered to maintain the structural integrity required to contain the combustion pressures and temperatures generated within the engine block. Proper installation of this cylinder head ensures the engine maintains the necessary compression levels for efficient operation.

In internal combustion engines, the cylinder head acts as the primary closure for the cylinder bores. It provides the mounting points for the valve train and facilitates the flow of air-fuel mixtures into the cylinders while allowing exhaust gases to exit. By sealing the combustion area, the cylinder head is central to the engine's ability to convert fuel energy into mechanical power.