Engine overhaul kit for Mercedes-Benz OM445

The engine overhaul kit 99973960 provides the essential components required for the reconstruction of Mercedes-Benz engines. This comprehensive assembly includes pistons, cylinder liners, piston rings, and piston pins, along with a set of gaskets to facilitate a full engine rebuild. By replacing these critical moving parts, the kit allows for the restoration of the internal engine assembly to its original configuration.

This kit is specifically designed for use with Mercedes-Benz OM445 and OM446 engine models. It serves as a complete solution for maintenance tasks involving the cylinder block and combustion chamber components, ensuring that all internal parts are matched for proper clearance and fitment during the assembly process.

An engine overhaul kit functions by replacing the primary wear components within the cylinder block. These kits typically include the pistons and liners that define the combustion chamber volume, as well as the rings and pins that manage the movement of the piston within the cylinder. Using a matched set of these components helps maintain the compression ratio and internal sealing required for the engine to operate according to the manufacturer specifications.