In order to create an engine more preferably for a small working machine, for example for garden, forest and landscape work or for an engine-operated tool and the like, with a carburettor unit for mixture provision, in which carburettor unit via an inlet pipe is connected with a cylinder of the engine, wherein the cylinder extends along its piston running direction from its crankcase side as far as to its head end, and wherein a holding device is provided which serves for the mechanical holding of at least the carburettor unit and at least comprises an elastic element with an improved arrangement of the carburettor unit and easy removability of the carburettor, i.e. simple assembly and disassembly, it is proposed that the holding device with the at least one elastic element is provided between the carburettor unit and the cylinder and that the holding device is arranged above the inlet pipe in the direction towards the head end of the cylinder in such a manner that a suspended arrangement of the carburettor unit on the cylinder is formed.