Sierra 18-3324 Mercury Water Pump Kit

Sierra 18-3324 Mercury Water Pump KitFor Mercury and Mariner Outboard Motors.Applications:30 HP Jet SN. C159200-G58999935 HP SN. 6445653-Up40 HP SN. 4890103-644565340 HP (4cyl) SN. C159200-Up45 HP SN. 5531630-Up50 HP (4cyl) SN. 4962056-Up50 HP (3cyl) SN. 6428681-D00074960 HP SN. 6428681-D00074965 HP (3cyl) SN. 4382057-457165170 HP SN. 4977157-B110053Kit Includes:18-3007 – Impeller18-3118 – Upper Pump Housing18-3424 – Water Pump Base18-2945 – Drain Gasket18-2823 – Lower Water Pump Base to Face Plate Gasket18-2824 – Upper Face Plate to Body Gasket18-2825 – Water Pump Base Gasket18-2841 – Water Pump Base Gasket18-2948 – Drain Plug18-3107 – Plate18-7155 – O-Ring18-7174 – O-Ring18-7115 – O-RingInterchangeable With:Mercury Marine46-77177A3Mallory9-48312GLM12100Frequently Asked QuestionsWhat is the Sierra 18-3324 Mercury Water Pump Kit used for?The Sierra 18-3324 Mercury Water Pump Kit is designed for specified Mercury and Mariner outboard motors. It provides a collection of water pump components, including an impeller, upper pump housing, water pump base, gaskets, drain plug, plate, and O-rings for the listed applications.Which Mercury and Mariner outboards does the Sierra 18-3324 water pump kit fit?The Sierra 18-3324 is listed for specific 30 HP Jet, 35 HP, 40 HP, 45 HP, 50 HP, 60 HP, 65 HP, and 70 HP applications. Compatibility varies by horsepower, cylinder configuration, and serial number range, so verify your engine’s exact serial number before ordering.What components are included in the Sierra 18-3324 Water Pump Kit?The kit includes an 18-3007 impeller, 18-3118 upper pump housing, 18-3424 water pump base, multiple water pump and drain gaskets, an 18-2948 drain plug, an 18-3107 plate, and 18-7155, 18-7174, and 18-7115 O-rings.What Mercury part number does the Sierra 18-3324 replace or interchange with?The Sierra 18-3324 is interchangeable with Mercury Marine part number 46-77177A3. It is also listed as interchangeable with Mallory 9-48312 and GLM 12100. Verify the part number and engine application before using an interchangeable part number to confirm it matches your outboard.Why should I check the serial number before purchasing the Sierra 18-3324?The listed applications use specific serial number ranges that vary by horsepower and cylinder configuration. For example, the kit covers 30 HP Jet engines with serial numbers C159200-G589999 and 70 HP engines with serial numbers 4977157-B110053. Confirm your exact serial number against the applicable range before ordering.//