A machine for producing liquid and semi-liquid food products with a continuous cycle comprises a containment tank (5) for basic liquid or semi-liquid food products comprising an outfeed hole (6), a whipping and freezing cylinder (2) having an infeed for the basic food products connected to the tank (5) outfeed hole (6), and comprising a mixer for whipping and freezing of the basic food products and for obtaining an end product, a pump (7) acting in the containment tank (5) and comprising an intake duct (8) for drawing the basic food products from the tank (5) and a delivery duct (9) for transferring the drawn products towards the tank (5) outfeed (6). The machine also comprises a flexible delivery pipe (11) connected to the pump (7) delivery duct (9) and to the tank (5) outfeed (6).