Pump unit disposed in a surge chamber of a fuel tank of a vehicle

The feed unit has a fuel pump, and a suction jet pump connected to it. The suction jet pump (17), a pump holder (6) for the fuel pump, and/or the surge chamber (2) are formed as a modular unit. The pump holder is located on the floor of the surge chamber, and has snap-in connection (7) for the fuel pump. The chamber floor contains part of a mixer tube (19) of the suction jet pump.