{"product_id":"csf-3646-radiator","title":"CSF 3646 Radiator","description":"\u003ch2\u003eOverview of CSF Radiator 3646 for BMW X3 and X4\u003c\/h2\u003e\u003cp\u003eThe CSF Radiator part number 3646 is designed specifically for BMW X3 and X4 models, providing reliable cooling performance. Engineered with an aluminum core and plastic tanks, this radiator supports efficient heat dissipation to maintain optimal engine temperature.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCore Thickness: 1 1\/4 inches\u003c\/li\u003e\n\u003cli\u003eCore Width: 15 5\/16 inches\u003c\/li\u003e\n\u003cli\u003eCore Length: 23 5\/8 inches\u003c\/li\u003e\n\u003cli\u003eCore Material: Aluminum\u003c\/li\u003e\n\u003cli\u003eTank Material: Plastic with OEM style quick-connect inlets\u003c\/li\u003e\n\u003cli\u003eInlet Diameter: 1 1\/2 inches (left side)\u003c\/li\u003e\n\u003cli\u003eOutlet Diameter: 1 1\/2 inches (right side)\u003c\/li\u003e\n\u003cli\u003eCross flow design with a single radiator core row\u003c\/li\u003e\n\u003cli\u003eCap not included\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe CSF 3646 radiator features a cross flow design that enhances coolant flow efficiency, suitable for BMW X3 and X4 vehicles. Its aluminum core ensures effective heat transfer while the plastic tanks are manufactured to OEM specifications, including quick-connect inlets for straightforward installation. The radiator core measures 1 1\/4 inches thick, 15 5\/16 inches wide, and 23 5\/8 inches long, providing ample surface area for cooling. Both inlet and outlet diameters are 1 1\/2 inches, positioned on the left and right sides respectively, matching factory configurations for direct replacement.\u003c\/p\u003e\u003ch2\u003eApplications and Common Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eOverheating due to radiator core damage or clogging\u003c\/li\u003e\n\u003cli\u003eCoolant leaks from cracked or worn plastic tanks\u003c\/li\u003e\n\u003cli\u003eReduced cooling efficiency from corrosion or buildup\u003c\/li\u003e\n\u003cli\u003eReplacement of OEM radiator in BMW X3 and X4 models\u003c\/li\u003e\n\u003cli\u003eMaintaining proper engine temperature under heavy load or extreme conditions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the CSF radiator 3646, ensure compatibility with your BMW X3 or X4 model year and engine type. The radiator features OEM style plastic tanks with quick-connect inlets, which simplifies hose connections. It is recommended to inspect and replace any worn hoses or clamps during installation. Since the radiator cap is not included, reuse the existing cap or source a compatible replacement. Properly bleed the cooling system after installation to avoid air pockets.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eCSF radiators are manufactured to meet OEM standards, using high-quality aluminum cores and durable plastic tanks. This radiator is free from hazardous materials and weighs approximately 9 pounds, ensuring ease of handling. While specific warranty details are not provided, CSF products typically adhere to industry quality controls to ensure reliable performance and durability in BMW X3 and X4 vehicles.\u003c\/p\u003e","brand":"CSF","offers":[{"title":"Default Title","offer_id":43756518441141,"sku":"BBMD-3646","price":124.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/C3_3646_Fro.jpg?v=1774994586","url":"https:\/\/www.partcatalog.com\/products\/csf-3646-radiator","provider":"PartCatalog","version":"1.0","type":"link"}