{"product_id":"dayco-72780-radiator-coolant-hose-lower","title":"Dayco 72780 Radiator Coolant Hose - Lower","description":"\u003ch2\u003eOverview of Dayco Curved Radiator Hose 72780\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose 72780 is designed to provide reliable coolant flow for Ford and Lincoln vehicles, including the Expedition, F-150, and Navigator models. Constructed from durable EPDM material, this branched radiator coolant hose ensures consistent performance under varying engine temperatures.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMade from high-quality EPDM rubber for heat and chemical resistance\u003c\/li\u003e\n\u003cli\u003eBranched hose design with multiple inside diameters for precise fitment\u003c\/li\u003e\n\u003cli\u003eComplies with SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eCompatible with Ford Expedition, F-150, and Lincoln Navigator\u003c\/li\u003e\n\u003cli\u003ePart number 72780 for accurate identification and replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Features and Specifications\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose 72780 features a branched hose design with four ends, each with specific inside and outside diameters to match OEM requirements. Ends 1 and 2 have an inside diameter of 1 7\/16 inches, while ends 3 and 4 measure 3\/4 inch inside diameter. The outside diameters vary accordingly to ensure a secure connection. This hose is manufactured from EPDM, a synthetic rubber known for its excellent resistance to heat, ozone, and coolant chemicals, making it suitable for radiator coolant applications. The hose does not include a heat shield or protective sleeve, focusing on a straightforward, durable design. With a trunk height of 16 1\/2 inches, it fits precisely within the engine bay layout of compatible vehicles.\u003c\/p\u003e\u003ch2\u003eAbout the Curved Radiator Hose Product Line\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose product line specializes in radiator coolant hoses with curved and branched configurations to accommodate complex engine cooling systems. This line is engineered to meet or exceed SAE specifications, ensuring compatibility and durability for specific vehicle applications. The 72780 part exemplifies this line by offering a branched hose solution tailored for Ford and Lincoln trucks and SUVs, providing a reliable coolant pathway that supports engine temperature regulation.\u003c\/p\u003e\u003ch2\u003eApplications and Common Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement of worn or cracked radiator coolant hoses in Ford Expedition, F-150, and Lincoln Navigator\u003c\/li\u003e\n\u003cli\u003eResolving coolant leaks caused by hose degradation or damage\u003c\/li\u003e\n\u003cli\u003eMaintaining proper coolant flow to prevent engine overheating\u003c\/li\u003e\n\u003cli\u003eAddressing hose swelling or softening due to heat exposure\u003c\/li\u003e\n\u003cli\u003eEnsuring secure connections in branched coolant systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dayco Curved Radiator Hose 72780, ensure the vehicle engine is cool to avoid injury from hot coolant. Verify that all hose ends match the corresponding radiator and engine fittings by checking the inside and outside diameters. Use appropriate clamps to secure the hose ends firmly, preventing leaks. Inspect adjacent components for wear or damage during installation to maintain overall cooling system integrity.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco manufactures the Curved Radiator Hose 72780 to meet SAE J20R4 Class D-1 and SAE J1684 Type EC standards, ensuring material and performance reliability. The EPDM construction provides resistance to heat and coolant chemicals, contributing to long service life. Warranty details are subject to Dayco's standard policies and should be confirmed with the supplier or manufacturer.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":51847570456757,"sku":"BCWL-72780","price":68.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_72780_Fro.jpg?v=1774728629","url":"https:\/\/www.partcatalog.com\/products\/dayco-72780-radiator-coolant-hose-lower","provider":"PartCatalog","version":"1.0","type":"link"}