A liquid forming and filling system for filling a container with a liquid. The liquid forming and filling system having a motor, a gear box operably coupled to the motor configured to receive a driving output from the motor and outputting a gear box driving force, a linear screw operably coupled to the gear box configured to produce linear movement in response to rotational movement from the gear box, a forming cylinder configured to output pressurized liquid for forming and filling the container, the forming cylinder being in an inverted orientation, a top manifold plate and end cap vent valve assembly coupled to the forming cylinder for receiving the pressurize liquid, and a vent valve operably coupled to the top manifold plate and end cap vent valve assembly configured to vent air entrapped within the pressurized liquid.