Abstract: A filling machine for filling a container with a pourable food product, comprising a tank, a support structure, a first fluidic line through which food product may flow, connected with the tank and connectable with the inner volume of the container a filling valve and a distributor comprising at least two ducts defining, with a cavity of filling valve, at least partially a second fluidic line along which a fluid may flow; distributor element comprising a first and a second control valve may either be left open in respective first configuration over the whole operation of filling machine or be displaced between open and closed configuration during a step of the operation of filling machine on the basis of one parameter between the nature of container and the nature of pourable food product.