{"product_id":"radiator-for-international-3800-4700-4900-1994-2001","title":"Radiator for International 3800 4700 4900 (1994-2001)","description":"\u003ch2 style=\"font-size: clamp(18px, 3vw, 21px); margin-bottom: 15px; line-height: 1.3;\"\u003eHeavy-Duty Direct-Fit Radiator for 1994-2001 International 3800,4700,4900 (4000 Series)\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat it Does:\u003c\/strong\u003e The Heavy-Duty Direct-Fit Radiator replaces leaking, restricted factory cooling units on 1994-2001 International 3800, 4700, and 4900 commercial chassis to restore optimal heat dissipation and prevent thermal derating under heavy loads.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock International 3800,4700,4900 Thermal Fatigue and Seam Failure\u003c\/h3\u003e\n\u003cp\u003eFactory radiators on the \u003cstrong\u003e4000 Series\u003c\/strong\u003e commercial platform endure intense thermal cycling, engine vibration, and frame torsional flex when paired with the \u003cstrong\u003eDT466E\u003c\/strong\u003e diesel platform. Over extensive duty cycles, original crimped tanks and composite joints develop stress fractures, resulting in chronic coolant loss. Concurrently, internal scale accumulation and debris restriction in the tubes degrade heat transfer, leading to elevated coolant temperatures, fan clutch over-engagement, and severe risk of engine overheat during highway hauling.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eBuilt to factory dimensions with an integrated mounting framework, this aluminum replacement core optimizes thermal conductivity across 31-1\/2 in by 31-1\/2 in dimensions. Engineered without an internal transmission oil cooler, it provides direct coolant flow through high-efficiency tubes and corrugated cooling fins. Designed with a standard 2-1\/2 in upper right inlet and a 2-1\/2 in lower right outlet oriented upward, this unit restores OEM flow dynamics. It directly interchanges with OE part numbers \u003cstrong\u003e1697273C1\u003c\/strong\u003e, \u003cstrong\u003e3503905C92\u003c\/strong\u003e, and \u003cstrong\u003e1A17359\u003c\/strong\u003e without bracket or plumbing alterations.\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1x Aluminum Radiator with Integrated Mounting Frame\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; margin-bottom: 20px;\"\u003e\n  \u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px; min-width: 300px;\"\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eFitment\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e1994-2001 International 3800, 4700, 4900\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eEngine \/ Chassis\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003eDT466E \/ 4000 Series\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eStock Output\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e175-250 hp \/ 460-660 lb-ft\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth style=\"padding:10px; text-align: left; border: 1px solid #e0e0e0;\"\u003eReplaces OEM Part #\u003c\/th\u003e\n\u003ctd style=\"padding:10px; border: 1px solid #e0e0e0;\"\u003e1697273C1, 3503905C92, 1A17359, 640057, 20063506A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1994-2001 International 3800\u003c\/li\u003e\n  \u003cli\u003e1994-2001 International 4700\u003c\/li\u003e\n  \u003cli\u003e1994-2001 International 4700LP\u003c\/li\u003e\n  \u003cli\u003e1994-2001 International 4900\u003c\/li\u003e\n  \u003cli\u003e1988 International 2375 S\u003c\/li\u003e\n  \u003cli\u003e1997 International 8100\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFrequently Asked Questions \u0026amp; Fitment Warnings\u003c\/h3\u003e\n\u003ch4\u003eDoes this fit the 4000 Series 3800, 4700, and 4900?\u003c\/h4\u003e\n\u003cp\u003eYes, this is a direct fit for the 1994-2001 International 3800, 4700, and 4900 equipped with the \u003cstrong\u003eDT466E\u003c\/strong\u003e engine. \u003cstrong\u003eThis model features the lower right outlet pointing upward; it does NOT fit configurations requiring a straight right-side outlet or an upward left-side outlet.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch4\u003eDo I need to bleed the cooling system during installation?\u003c\/h4\u003e\n\u003cp\u003eYes, drain the circuit completely, transfer original sensors and fittings, refill with approved heavy-duty coolant, and bleed all air pockets prior to putting the vehicle back in service.\u003c\/p\u003e\n\n\u003ch3\u003eThe International Fleet Standard\u003c\/h3\u003e\n\u003cp\u003eEngineered for commercial-grade uptime and persistent towing demands, this aluminum replacement core withstands continuous thermal loads to keep your medium-duty fleet operating at peak mechanical reliability.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":67612007071992,"sku":"DS-E2D1LMWNK","price":646.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/radiator-for-international-3800-4700-4900-1994-2001-1.jpg?v=1791591883","url":"https:\/\/performancechiptuning.com\/de\/products\/radiator-for-international-3800-4700-4900-1994-2001","provider":"Performance Chip Tuning","version":"1.0","type":"link"}