{"product_id":"cat-1727766-172-7766-engine-water-pump-3306-3304","title":"CAT 1727766(172-7766) Water Pump | Fits CW-16 3304 3306 D330C D333C 3306B 615 615C II 615C 525 515 966F 966G 972G 966F II","description":"\u003cp\u003ePremium engine water pump designed as a direct OEM-compatible replacement for Caterpillar (CAT) heavy equipment powered by 3306, 3306B, 3304, D330C, and D333C engines. Built to deliver maximum coolant flow, optimal thermal regulation, and exceptional durability under high-load earthmoving, mining, and construction environments.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Highlights\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 1727766 \/ 172-7766\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect Fit OEM Replacement:\u003c\/strong\u003e Form, fit, and function perfectly match original Caterpillar engineering specifications, ensuring precise bolt-on installation without any field modifications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeavy-Duty Construction:\u003c\/strong\u003e Manufactured with premium-grade cast iron housings and wear-resistant impellers to withstand high cooling system pressures and resist cavitation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized Cooling Efficiency:\u003c\/strong\u003e High-performance internal seal and bearing design prevents coolant leakage, reduces mechanical friction, and ensures stable engine temperature regulation to prevent overheating.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable style=\"width:100%; border-collapse: collapse; margin: 15px 0;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f2f2f2; border-bottom: 2px solid #dddddd;\"\u003e\n      \u003cth style=\"padding: 10px; text-align: left; border: 1px solid #dddddd;\"\u003eParameter\u003c\/th\u003e\n      \u003cth style=\"padding: 10px; text-align: left; border: 1px solid #dddddd;\"\u003eSpecification\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr style=\"border-bottom: 1px solid #dddddd;\"\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e1727766 \/ 172-7766\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #dddddd; background-color: #f9f9f9;\"\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eHeavy-Duty Engine Water Pump\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #dddddd;\"\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e\u003cstrong\u003eBrand Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eCaterpillar (CAT)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #dddddd; background-color: #f9f9f9;\"\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e\u003cstrong\u003eEngine Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eCAT 3306 \/ 3306B \/ 3304 \/ D330C \/ D333C\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #dddddd;\"\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eHigh-Strength Precision Cast Iron \u0026amp; Carbon-Ceramic Seals\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr style=\"border-bottom: 1px solid #dddddd; background-color: #f9f9f9;\"\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003e12 Months Warranty\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eCompatible Models \u0026amp; Equipment\u003c\/h2\u003e\n\u003cp\u003eThis premium engine cooling water pump is precision-engineered to fit a wide range of Caterpillar heavy machinery configurations:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWheel Loaders:\u003c\/strong\u003e 966F \/ 966F II \/ 966G \/ 972G\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWheel Tractor-Scrapers:\u003c\/strong\u003e 615 \/ 615C \/ 615C II\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSkidders \u0026amp; Forestry Equipment:\u003c\/strong\u003e 515 \/ 525\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePneumatic Rollers:\u003c\/strong\u003e CW-16\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eKey Applications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEngine Thermal Management:\u003c\/strong\u003e Continuously circulates coolant throughout the engine block and radiator to dissipate intense operational heat.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCavitation \u0026amp; Corrosion Resistance:\u003c\/strong\u003e Upgraded impeller design reduces coolant foaming and cavitation erosion, preserving water jacket integrity.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCooling System Restoration:\u003c\/strong\u003e Replaces weeping or worn factory water pumps to eliminate coolant loss, dropping engine operating temperatures back to OEM standards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eWhy Choose Our Aftermarket CAT Water Pumps?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGuaranteed OEM Quality:\u003c\/strong\u003e Manufactured under strict ISO 9001 standards using high-performance unitized seals to ensure superior leak protection and an extended service life.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCost-Effective Solution:\u003c\/strong\u003e Achieve absolute dealer-level reliability and heavy-duty structural integrity at a fraction of the high OEM price tag.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReady to Ship:\u003c\/strong\u003e Kept in stock for immediate worldwide dispatch, heavily slashing your machinery's expensive breakdown downtime.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIndustry-Leading Support:\u003c\/strong\u003e Confidently backed by a solid 1-year warranty and supported by our technical team of heavy machinery parts experts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003cdiv style=\"background-color: #f9f9f9; border-left: 4px solid #0056b3; padding: 15px; margin-bottom: 15px;\"\u003e\n  \u003cp\u003e\u003cstrong\u003eQ: Does this water pump package include the mounting gaskets?\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, our 172-7766 water pump comes complete with high-quality installation gaskets to ensure a reliable, leak-free seal right out of the box.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background-color: #f9f9f9; border-left: 4px solid #0056b3; padding: 15px; margin-bottom: 15px;\"\u003e\n  \u003cp\u003e\u003cstrong\u003eQ: What are the common symptoms of a failing CAT 3306 engine water pump?\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Standard indicators include coolant weeping from the pump body weep hole, rising engine temperature gauges, visible coolant stains around the front gear housing, or unusual bearing noise from the pump pulley area.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background-color: #f9f9f9; border-left: 4px solid #0056b3; padding: 15px; margin-bottom: 15px;\"\u003e\n  \u003cp\u003e\u003cstrong\u003eQ: Is this water pump suitable for marine versions of the 3306 engine?\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This water pump is designed for standard industrial and earthmoving configurations of the 3306\/3304 series. Please verify your specific engine arrangement number with our team before ordering to ensure correct fitment.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"background-color: #f9f9f9; border-left: 4px solid #0056b3; padding: 15px; margin-bottom: 15px;\"\u003e\n  \u003cp\u003e\u003cstrong\u003eQ: How long does international delivery take for urgent parts replacement?\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Orders for in-stock components are dispatched within 3–5 business days. We provide global express air freight shipping options to minimize job-site disruption and get your equipment back to work fast.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003chr\u003e\n\n\u003cdiv style=\"text-align: center; background-color: #f4f6f8; padding: 15px; border-radius: 6px; margin: 25px 0;\"\u003e\n  \u003cspan style=\"font-size: 16px; color: #333;\"\u003eExplore our full range of heavy-duty engine parts:\u003c\/span\u003e \n  \u003cbr style=\"margin-bottom: 5px;\"\u003e\n  \u003ca href=\"\/collections\/water-pump-caterpillar\" style=\"color: #0056b3; font-weight: bold; text-decoration: underline; font-size: 17px;\"\u003e\n    View All Caterpillar Water Pumps »\n  \u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"text-align: center; margin-top: 30px;\"\u003eNeed a Quote for CAT 1727766?\u003c\/h3\u003e\n\u003cp style=\"text-align: center;\"\u003eContact us today for the latest pricing, bulk discounts, and shipping availability.\u003c\/p\u003e\n\u003cp style=\"text-align: center; margin-bottom: 30px;\"\u003e\n  \u003ca href=\"\/pages\/contact\" style=\"background-color: #ffcc00; color: #000; padding: 12px 25px; text-decoration: none; font-weight: bold; border-radius: 4px; display: inline-block;\"\u003eRequest a Quote\u003c\/a\u003e\n\u003c\/p\u003e","brand":"HEPUMP","offers":[{"title":"Default Title","offer_id":47117087506588,"sku":null,"price":0.0,"currency_code":"CNY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/7385\/0524\/files\/caterpillar-172-7766-engine-water-pump-3306-1.jpg?v=1782569883","url":"https:\/\/hepumpstore.com\/products\/cat-1727766-172-7766-engine-water-pump-3306-3304","provider":"HEPUMP","version":"1.0","type":"link"}