Editing Unimog (section)

=== Engine ===
The initial Unimogs were equipped with passenger car engines, the first Unimog series to receive a truck engine was the 406-series in 1963.<ref name="Wendeborn 1972 pp. 69–76">{{cite journal | title=The present state of development of the Unimog | journal=A.T.Z. Automobiltechnische Zeitschrift | publisher=Springer-Verlag | volume=74 | issue=2 | year=1972 | issn=0001-2785 | doi= | pages=69–76}}</ref> All engines use the [[Diesel engine|Diesel principle]], except for engines used for the Unimog 404-series and the first four Unimog prototypes, which use the [[Otto cycle|Otto principle]]. The following engines were used as of 1947, with ''M'' being Otto and ''OM'' being Diesel engines (the list is incomplete):
{{col div|colwidth=23em}}
* [[Mercedes-Benz M136 engine|M&nbsp;136]]<ref name=Vogler_2015 />{{rp|13}}
* M 130<ref name=Vogler_2015 />{{rp|46}}
* M 180<ref name=Vogler_2015 />{{rp|47}}
* [[Mercedes-Benz OM636 engine|OM&nbsp;636]]<ref name=Vogler_2014 />{{rp|49}}
* [[Mercedes-Benz OM621 engine|OM&nbsp;621]]<ref name=Vogler_2015 />{{rp|89}}
* [[Mercedes-Benz OM615 engine|OM&nbsp;615]]<ref name=Vogler_2015 />{{rp|89}}
* [[Mercedes-Benz OM616 engine|OM&nbsp;616]]<ref name=Vogler_2015 />{{rp|89}}
* OM 312<ref name=Vogler_2016 />{{rp|37}}
* OM 314<ref name=Vogler_2016 />{{rp|107-108}}
* [[Mercedes-Benz OM352 engine|OM&nbsp;352]]<ref name=Vogler_2016 />{{rp}}
* [[Mercedes-Benz OM352 engine|OM&nbsp;353]]<ref name=Vogler_2016 />{{rp}} <!-- 
* OM 364
* [[Mercedes-Benz OM366 engine|OM&nbsp;366]]
* OM 902
* OM 904
* OM 924
* OM 934
* OM 936 -->
{{col div end}}