{"product_id":"cat-4478576-447-8576-engine-oil-pump","title":"CAT 4478576 (447-8576) Engine Oil Pump | Fits 320 323 420F2 430F D6K2","description":"\u003cdiv style=\"margin: 15px 0 25px 0; padding: 15px; background-color: #fcfcfc; border: 1px dashed #e0e0e0; border-radius: 6px; text-align: center;\"\u003e\n  \u003cp style=\"margin: 0 0 10px 0; font-weight: bold; font-size: 15px; color: #333;\"\u003eIn Stock \u0026amp; Ready for Global Express Dispatch\u003c\/p\u003e\n  \u003ca href=\"\/pages\/contact\" style=\"background-color: #ffcc00; color: #000; padding: 12px 28px; text-decoration: none; font-weight: bold; border-radius: 4px; display: inline-block; font-size: 16px; box-shadow: 0 2px 4px rgba(0,0,0,0.1);\"\u003eRequest a Quick Quote\u003c\/a\u003e\n  \u003cp style=\"margin: 10px 0 0 0; font-size: 13px; color: #666;\"\u003e\n    ✓ In Stock  |  ✓ 100% Interchangeable  |  ✓ Fast Global Shipping\n  \u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cp\u003ePremium engine oil pump designed as a direct OEM-compatible replacement for Caterpillar (CAT) heavy machinery, ensuring consistent oil circulation and optimal engine lubrication. Built to deliver precise oil flow, stable system pressure, and extended component protection in demanding construction, earthmoving, and paving operations.\u003c\/p\u003e\n\n\u003ch2\u003eProduct Highlights\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 4478576 \/ 447-8576\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect Fit OEM Replacement:\u003c\/strong\u003e Form, fit, and function perfectly align with original Caterpillar engineering specifications without requiring any modifications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeavy-Duty Construction:\u003c\/strong\u003e Precision-machined with high-strength alloys and wear-resistant internal gears to endure severe thermal cycling and high-speed engine operation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized Efficiency:\u003c\/strong\u003e Engineered to minimize internal pressure losses, maintaining steady oil volume and pressure across all operating speeds to protect vital engine components.\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;\"\u003e4478576 \/ 447-8576\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 Lubrication Oil 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\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"padding: 10px; border: 1px solid #dddddd;\"\u003eEngine Lubrication System\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 Metal \u0026amp; Alloy Components\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 oil pump is precision-engineered to fit the following Caterpillar equipment categories:\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBackhoe Loaders:\u003c\/strong\u003e 416F, 416F2, 420F, 420F2, 428F, 428F2, 430F, 430F2, 432F, 432F2, 434F, 434F2, 440, 444F, 444F2, 450, 450F\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCrawler Excavators:\u003c\/strong\u003e 312E, 312E L, 312F, 313F, 313F L, 314E CR, 314E LCR, 314F CR, 315F LCR, 316E L, 316F, 316F L, 317, 318E L, 318F, 318F L, 320, 320 GC, 320 GX, 320F L, 323, 323 GC, 323 GX, 323F, 323F LN, 323F OEM, 323F SA, 325, 325F, 325F LCR, 326 GC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWheeled Excavators:\u003c\/strong\u003e M314, M314F, M315, M315F, M315GC, M316, M316F, M317, M317F, M318, M319, M320, M320GC, M323, M323F\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWheel Loaders:\u003c\/strong\u003e 910M, 914M, 918M\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTrack-Type Dozers:\u003c\/strong\u003e D3K2 LGP, D3K2 XL, D4, D4K2 LGP, D4K2 XL, D5K2 LGP, D5K2 XL, D6K2, D6K2 LGP, D6K2 XL\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePaving Compactors:\u003c\/strong\u003e CB10, CB13, CB15, CB16, CCS9, CW34, CW-34\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 Internal Lubrication:\u003c\/strong\u003e Delivers high-pressure oil circulation to engine bearings, crankshafts, pistons, and camshaft assemblies.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThermal Management \u0026amp; Wear Reduction:\u003c\/strong\u003e Dissipates internal friction heat and cleans critical engine components during continuous heavy-duty duty cycles.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOil Pressure Restoration:\u003c\/strong\u003e Restores factory-standard engine oil pressure, preventing low oil pressure alarms, excessive wear, and engine failure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eWhy Choose Our Aftermarket CAT Parts?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGuaranteed OEM Quality:\u003c\/strong\u003e Manufactured strictly under ISO 9001 standards to match or exceed original Caterpillar dimensional and flow specifications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCost-Effective Solution:\u003c\/strong\u003e Achieve premium dealer-level performance and engine protection at a fraction of the original dealer price.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReady to Ship:\u003c\/strong\u003e Kept in stock for immediate worldwide dispatch to minimize vehicle downtime and get equipment back to work fast.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIndustry-Leading Support:\u003c\/strong\u003e Backed by a full 1-year warranty and a dedicated team of heavy machinery technical 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: Is this oil pump a direct replacement for CAT part number 4478576 \/ 447-8576?\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, this is a premium OEM-compatible aftermarket oil pump manufactured to exact Caterpillar specifications for direct drop-in installation.\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 is covered under the 12-month warranty?\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Our 12-month warranty fully covers manufacturing defects, material failures, and operational issues under standard engine operating conditions.\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: Should I change the engine oil and filter when installing a new oil pump?\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, always replace engine oil and filters, and thoroughly clean the oil pan\/pick-up screen prior to installing a new oil pump to prevent metal debris from damaging internal precision parts.\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 shipping take?\u003c\/strong\u003e\u003c\/p\u003e\n  \u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e In-stock orders are typically dispatched within 3–5 business days. Express global shipping options are available for urgent equipment breakdowns.\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\/oil-pump-caterpillar\" style=\"color: #0056b3; font-weight: bold; text-decoration: underline; font-size: 17px;\"\u003e\n    View All Caterpillar Oil Pumps »\n  \u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"text-align: center; margin-top: 30px;\"\u003eNeed a Quote for CAT 4478576?\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":"Caterpillar","offers":[{"title":"Default Title","offer_id":47586080096412,"sku":null,"price":0.0,"currency_code":"CNY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0738\/7385\/0524\/files\/caterpillar-447-8576-engine-oil-pump-1.jpg?v=1789219635","url":"https:\/\/hepumpstore.com\/products\/cat-4478576-447-8576-engine-oil-pump","provider":"HEPUMP","version":"1.0","type":"link"}