Ford
Cylinder head for Ford T18T
This cylinder head is designed for the Ford T18T diesel engine. It mounts to the top of the cylinder block to house the valves and seal the combustion chambers.
Compatible models
Specifications
- Part number
- 6686103
- Brand
- Ford
The cylinder head 6686103 is a component that mounts to the top of the cylinder block in an internal combustion engine. It integrates the combustion chambers, intake and exhaust ports, and houses the valves, valve seats, and other elements of the valve train. This part is necessary for the engine combustion cycle as it controls the flow of gases and maintains the compression required to generate power.
This component is specifically designed for the Ford T18T engine. It ensures compatibility with the engine block and valve train systems of this model. The cylinder head maintains the required seal for the combustion chambers, which is necessary for engine compression and thermal efficiency. Proper installation of this part restores the functionality of the engine system.
A cylinder head serves as the cover for the cylinders, forming the closed space where fuel combustion occurs. It provides the housing for the intake and exhaust valves, which regulate the air-fuel mixture intake and exhaust gas discharge. By sealing the top of the engine block, the cylinder head allows the engine to reach and maintain the pressure levels needed for operation.

