Sherwood® 24841 minor water pump repair kit, suitable for the following pumps: G2603-01, G2603-02, G2603-03, G2603X G2604-01, G2605-01, G2607-01, G2607X, G2610X If you have the early style pump that has a replaceable cam and a round wearplate, then this is not the correct kit. The early pump can be identified by having a screw between the 2 flange ports that is used to hold the cam in place.  This kit contains:  Impeller 26000 Puller O-ring 1710-0212 Seal & seat 23837 O-ring 19879 Water pump cover 24074 Wear plate 24790 Washer 19866 Snap ring 19762 Snap ring 24052 Impeller specifications: Diameter: 3-3/4" ~ 95.25mm Width: 3-1/8" ~ 79.40mm Shaft: 11/12" ~ 23.30mm Blades: 12  Keyway: 10 tooth spline Material: Neoprene