Service kit for the original equipment pump used on later Catalina 320's, Catalina 34 MKII, and Catalina 36 MKII. Refer to the photo of our number Z2745, 28 GPM pump below for reference and dimensions to determine if this is the pump aboard your boat.
Important safety information: From Whale's maintenance instructions: "Regular inspection of the pump is recommended. Rubber components should be replaced if worn or every three years regardless of condition". See "28 GPM Pump Installation and Maintenance" below under "Read More"