Jabsco Toilet Service Kit (includes seal and gaskets) For -3000  (post 2007) 'Twist n' Lock' Series Manual Toilets, compact bowl and standard bowl. Kit 29045-3000 includes (2) Cap (1) Base Valve Gasket (1) Seal Housing Assembly (from 2008) (1) Top Valve Seat (1) Top Valve Gasket (1) O-Ring (Flush Lever) (1) Screw (Flush Lever) (1) Buffer (1) Screw (Valve Cover) (1) O-Ring (Piston) (1) Screw (Pump Cylinder) (1) Joker Valve (1) Valve Spring (only from 1998)