{"product_id":"water-pump-repair-kit-for-mercury-mariner-25-50-hp-outboard-821354a04-18-4531","title":"Water Pump Repair Kit for Mercury Mariner 25 50 HP Outboard 821354A04 18 4531","description":"\u003cstrong\u003eThis Water Pump Repair Kit is a water pump repair kit compatible with Mercury Mariner 25-50 HP Outboard motors and matches OEM Part# 821354A04 and 18-4531.\u003c\/strong\u003e \u003ch2\u003eProduct Overview\u003c\/h2\u003e This Water Pump Repair Kit provides essential components to replace the water pump on Mercury and Mariner outboard motors from 25 to 50 HP. Designed to restore cooling system performance, this kit helps prevent overheating and engine damage. The water pump repair kit includes gaskets and seals for a complete overhaul. \u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eIncludes all necessary gaskets and seals for water pump replacement\u003c\/li\u003e \u003cli\u003eDirect fit for Mercury\/Mariner 25-50 HP outboards\u003c\/li\u003e \u003cli\u003eReplaces OEM part numbers 821354A04 and 18-4531\u003c\/li\u003e \u003cli\u003eHelps maintain proper engine cooling and prevent overheating\u003c\/li\u003e \u003cli\u003eHigh-quality materials for reliable performance\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eMercury Outboard 25-50 HP\u003c\/li\u003e \u003cli\u003eMariner Outboard 25-50 HP\u003c\/li\u003e \u003cli\u003eReplaces OEM Part #821354A04, 18-4531\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eCommon Uses\u003c\/h3\u003e \u003cul\u003e \u003cli\u003eReplacing worn or failed water pump in outboard motors\u003c\/li\u003e \u003cli\u003ePerforming routine maintenance on Mercury\/Mariner engines\u003c\/li\u003e \u003cli\u003eRestoring cooling efficiency for extended engine life\u003c\/li\u003e \u003cli\u003ePreventing overheating during operation\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eTechnical Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePart Number(s):\u003c\/strong\u003e 821354A04, 18-4531\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEngine Compatibility:\u003c\/strong\u003e Mercury\/Mariner 25-50 HP\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is this kit compatible with a 2000 Mercury 40 HP?\u003cstrong\u003e A:\u003c\/strong\u003e Yes, this water pump repair kit fits Mercury and Mariner outboards from 25 to 50 HP, including the 40 HP model.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does the kit include the impeller?\u003cstrong\u003e A:\u003c\/strong\u003e Yes, the water pump repair kit typically includes an impeller, gaskets, and seals for a complete rebuild. Check the product listing for exact contents.\u003c\/p\u003e \u003cp\u003e\u003cem\u003eProduct appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":53676817449233,"sku":"ZZ2Y01413","price":63.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/57_14b5c38e-4f4e-4801-a24d-0cd376b5c48b.jpg?v=1781578727","url":"https:\/\/www.duraforce.com\/products\/water-pump-repair-kit-for-mercury-mariner-25-50-hp-outboard-821354a04-18-4531","provider":"DURAFORCE","version":"1.0","type":"link"}