Cylinder liner for Scania D7A/ B

The cylinder liner with part number 89585110 is a component for Scania D7A and D7B diesel engines, which are frequently utilized in heavy machinery and industrial cranes. This cylindrical part is inserted into the engine block to provide a defined surface for the piston to slide against while simultaneously delimiting the combustion chamber. It functions to contain the combustion process and manage the thermal transfer from the piston assembly to the engine cooling system.

This component is compatible with the Scania D7A and D7B engine models. The liner is engineered to meet the specific dimensional and tolerance requirements of these engine blocks to ensure a proper fit and seal. Maintaining the integrity of the cylinder liner is necessary for preserving engine compression, which directly influences the power output and operational efficiency of the machinery.

In internal combustion engines, cylinder liners act as the wear surface for the piston and piston rings. They are designed to withstand the cyclic pressures and temperatures generated during operation while facilitating the dissipation of heat into the coolant jacket. Proper installation of the liner is required to ensure that the engine maintains its intended operating clearances and sealing characteristics.