Abstract: A device on or in which a dipstick of an engine can be cleaned, the device comprising a housing in which opposed cleaning faces are mounted, the housing having a U or V-shaped recess therein between which the opposed cleaning faces project, the housing being mounted by suitable means in association with a vehicle engine so that a dipstick thereof can be removed from the engine and readily drawn between the opposed cleaning faces to be cleaned thereby. The device can be used in association with a vehicle engine and be mounted under the bonnet of the vehicle near to the engine.