On the premises of a motorhome dealer in Emmerich, unknown perpetrators stole around 80 injection nozzles from the vehicles.
The thieves opened the hoods of around 20 mobile homes between Tuesday evening and Wednesday afternoon in order to access the injection nozzles of the diesel engines, the police said on Thursday.
The perpetrators also smashed the passenger window on a mobile home.
Emmerich - The police are now looking for witnesses who observed the unusual theft.
dpa