Cylinder head for Volvo D11

The cylinder head, part number 20871250, acts as the upper seal for the engine cylinders, creating the combustion chamber where fuel ignition occurs. It houses the intake and exhaust valves, rocker arms, camshaft, and fuel injectors, which are required for the internal combustion cycle. This component is engineered to manage the thermal and pressure loads generated during engine operation while maintaining a seal for the combustion process.

This component is compatible with Volvo D11, D13, and D12C engine models. It is produced by Volvo. The design ensures the proper distribution of gases and maintains the compression levels necessary for engine operation.

In heavy machinery and truck engines, the cylinder head is the structural cover that sits atop the engine block. It provides the necessary pathways for air and fuel intake and exhaust gas discharge, while also supporting the valvetrain components that regulate the timing of these cycles.