{"product_id":"cummins-3678724-water-pump-o-ring-seal-isx-qsx15","title":"Cummins 3678724 Water Pump O-Ring Seal – ISX QSX15","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eKeep your Cummins cooling system sealed and operating properly with the Cummins 3678724 Water Pump O-Ring Seal. This O-ring is designed to provide a secure, leak-resistant seal between the water pump and engine block.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eA worn, damaged, or flattened O-ring can contribute to coolant leaks during water pump service. Replacing the seal during installation helps ensure a proper fit and dependable sealing performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eFeatures \u0026amp; Benefits:\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003e• Cummins part number 3678724\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Water pump-to-engine block O-ring seal\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Helps prevent coolant leaks\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Used in Cummins ISX and QSX15 engine applications\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Ideal for water pump replacement or repair\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Compact, easy-to-store service part\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Genuine Cummins and aftermarket replacement options available\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ePart Number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 3678724\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eProduct Type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Water Pump O-Ring \/ Coolant Seal\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eEngine Applications:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Cummins ISX \/ QSX Series, including certain QSX15 applications\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eCross References:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Neapco 121316, PAI CUP121316\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eImportant Fitment Note:\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e\u003cspan\u003ePlease verify fitment by Cummins engine serial number before ordering. Part applications can vary by engine configuration and water pump design.\u003c\/span\u003e\u003c\/p\u003e","brand":"Cummins","offers":[{"title":"Default Title","offer_id":49991895646450,"sku":null,"price":6.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/7888\/9458\/files\/servlet_f7a6697c-ab7f-4d88-b5e2-44cee48e071c.avif?v=1787934712","url":"https:\/\/hawheetruckrepair.com\/products\/cummins-3678724-water-pump-o-ring-seal-isx-qsx15","provider":"Hawhee Truck Repair","version":"1.0","type":"link"}