This part replaces 29040-2000 and has the new twist and lock handle to stop syphoning. The pump assembly kit includes: Base Valve Gasket Handle Seal Assembly Top Valve Seat Cam Top Valve Gasket O-ring (flush lever) Flush Control Lever Screw (flush lever) Buffer 6 Screw's (valve cover) Valve Cover Pump Cylinder two Screws (pump cylinder) Piston, Rod & O-Ring Assy Discharge Valve Joker Valve Discharge Elbow

WARNING: This product can expose you to chemicals including Di-n-hexyl Phthalate, DnHP, which is known to the State of California to cause reproductive harm, and Vinyl Chloride which is known to the State of California to cause cancer. For more information go to P65Warnings.ca.gov.