Citroën
Cylinder head for Citroën
This cylinder head sits atop the engine block to seal the cylinders and form the combustion chamber. It houses the intake and exhaust valves, coolant and oil passages, and ports for fuel injectors and spark plugs.
Specifications
- Part number
- LR005990
- Brand
- Citroën
The cylinder head with part number LR005990 serves as the upper closure for the engine block in various Citroën engines. It creates the combustion chamber and provides the necessary housing for intake and exhaust valves. The component also contains integrated channels for engine coolant and oil circulation, as well as specific mounting ports for fuel injectors and spark plugs. By maintaining a precise seal against the engine block, it ensures the internal pressure levels required for efficient operation are sustained throughout the combustion cycle.
This component is compatible with a range of Citroën engines used in commercial vehicles and light machinery. It is engineered to manage the thermal and mechanical stresses inherent in internal combustion processes. Proper installation of this cylinder head is required to maintain compression and prevent issues such as coolant leaks or loss of engine power. Regular inspection of the head surface and valve seats is standard practice during engine maintenance to ensure the integrity of the seal and the overall efficiency of the power unit.

