It is one of many models in the 300 series of engines, which were developed during and after World War II, while specifically the OM352 was revealed in 1964. The OM352's lineage can be traced back to the OM311, itself an  inline-six engine.
The OM352 is among several engines in the 300 series created after World War II. It was introduced in 1964. The lineage of the OM352 can be traced back to the OM311, which is an inline-six engine.