VIPER Vacuum/Pressure Pump is built for the hard working everyday pumper. it will achieve a minimum 27" Hg (intermittent) and 350 CFM. It's fan cooled for higher continuous vacuum operations. Built with the finest quality components to ensure the durability of your vacuum pump. Every pump is factory tested and protected by a one year warranty against all manufacturing defects. (TITAN and VIPER both look the same on the outside)