Cylinder head for Citroën engines

The cylinder head 908105K mounts to the top of the engine block to seal the cylinders and create the combustion chamber. This component integrates the intake and exhaust ports, valve seats, valve guides, and the housings for injectors and spark plugs or glow plugs. It manages the flow of air and fuel into the combustion chamber and the expulsion of exhaust gases while facilitating heat dissipation from the engine core.

This part is designed for specific Citroën engine configurations. It maintains the necessary compression ratio by ensuring a tight seal against the engine block, which prevents the leakage of combustion gases, coolant, and oil. The actual manufacturer of this component is Citroën.

In internal combustion engines, the cylinder head serves as the primary enclosure for the combustion process. It houses the valve train mechanism and provides the structural interface for the intake and exhaust manifolds. Proper sealing between the cylinder head and the engine block is necessary for maintaining the internal pressures required for efficient engine operation and power output.