The self priming pump is basically a self priming centrifugal pump that is configured to lift water from a certain level below the pump suction, wherein filling of suction piping with liquid is not required. Furthermore, partial vacuum at the pump suction is produced to remove the air from the suction line. This non clog and self priming type mud pump is finding its application tile factories and marble factories for handling waste liquids. The outstanding efficiency of lifting water and uphold capability against corrosion is the main attraction of this self priming mud pump making strong presence worldwide, thanks to the polypropylene material of the construction making it flourish under corrosive environment without failing.