{"product_id":"csf-3979-radiator","title":"CSF 3979 Radiator","description":"\u003ch2\u003eCSF 3979 Heavy Duty Radiator\u003c\/h2\u003e\u003cp\u003eThe CSF 3979 radiator is an OE-style replacement built with an aluminum core and plastic tanks for 2023-2026 Ford F-250 Super Duty and Ford F-350 Super Duty applications. It features a 2-row cross-flow design with a thicker core than the original equipment setup, helping support cooling performance in demanding truck use.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eAluminum core with plastic tank construction\u003c\/li\u003e\n\u003cli\u003e2-row cross-flow radiator design\u003c\/li\u003e\n\u003cli\u003eCore thickness: 1 5\/8 in.\u003c\/li\u003e\n\u003cli\u003eCore size: 39 3\/8 in. length x 20 11\/16 in. width\u003c\/li\u003e\n\u003cli\u003e1 1\/4 in. left inlet and 1 1\/4 in. left outlet\u003c\/li\u003e\n\u003cli\u003eOE-style quick-connect inlet and outlet pipe design\u003c\/li\u003e\n\u003cli\u003eNo radiator cap supplied\u003c\/li\u003e\n\u003cli\u003eCross-reference: Ford PC3Z 8005 A\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eBuilt for 2023-2026 Ford F-250 Super Duty and 2023-2026 Ford F-350 Super Duty trucks, the CSF 3979 radiator uses an aluminum core with plastic tanks in an OEM-style layout. The cross-flow configuration and 2-row core provide a heavy-duty cooling solution, while the 42 mm core design is listed as 24% thicker than the OEM 1-row 34 mm core. CSF manufactures radiators to high-performance standards and validates cooling performance through wind tunnel testing, with production experience across a wide range of vehicle applications. This part number, CSF 3979, is a direct-fit radiator choice for Super Duty owners seeking a replacement that matches the factory-style connection layout.\u003c\/p\u003e\u003ch2\u003eCommon Reasons to Replace\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or leaking radiator tanks\u003c\/li\u003e\n\u003cli\u003eRestricted coolant flow from an aging core\u003c\/li\u003e\n\u003cli\u003eOverheating under towing or heavy-load conditions\u003c\/li\u003e\n\u003cli\u003eDamaged inlet or outlet connections\u003c\/li\u003e\n\u003cli\u003eCooling system service on a Ford F-250 Super Duty or Ford F-350 Super Duty\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eVerify inlet and outlet orientation before installation; this radiator uses left-side inlet and outlet connections. Confirm dimensions, hose routing, and mounting points against the original radiator before removal. Transfer any vehicle-specific components as required by the application, and inspect hoses, clamps, and coolant condition during service.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eCSF states that its factories are ISO\/TSO certified and that its radiators are engineered and tested for cooling performance validation. The brand has supplied radiators worldwide for more than 50 years and offers a broad catalog of radiator applications for leading vehicle platforms.\u003c\/p\u003e","brand":"CSF","offers":[{"title":"Default Title","offer_id":52431274901685,"sku":"BBMD-3979","price":396.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/C3_3979_Fro.jpg?v=1777849903","url":"https:\/\/www.partcatalog.com\/products\/csf-3979-radiator","provider":"PartCatalog","version":"1.0","type":"link"}