2. Document description: This document is the official Parts Catalog for diesel fuel for the Engine D16M. The manual contains detailed information on repair parts for several types of Engine, including D16M, DI16M, DI16 50M, DI16 42M, and DI16 43M. The content includes the parts number of the cylinder, the cap, the fuel jet system, the turbine booster, the cooling system and the electrical system, the decomposition map and the applicable serial number, which are authoritative technical documents for the maintenance and procurement of spare parts. The Manual: This Manual is the core technical basis for the identification and ordering of spare parts by professional maintenance staff, accessories dealers and shipowners。