{"product_id":"dayco-71637-radiator-coolant-hose","title":"Dayco 71637 Radiator Coolant Hose - Lower, Lower - Engine To Radiator or Upper","description":"\u003ch2\u003eOverview of Dayco Curved Radiator Hose 71637\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose 71637 is designed to provide reliable coolant flow for select Ford, Mazda, Mercury, and Mitsubishi vehicles. Engineered with durable EPDM material, this radiator coolant hose ensures consistent performance under typical engine operating conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from high-quality EPDM for heat and chemical resistance\u003c\/li\u003e\n\u003cli\u003eBlack color with a curved design for precise fitment\u003c\/li\u003e\n\u003cli\u003eInside diameter of 1 5\/16 inches on both ends for uniform coolant flow\u003c\/li\u003e\n\u003cli\u003eMeets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eSingle inside diameter hose without heat shield or protective sleeve\u003c\/li\u003e\n\u003cli\u003eTrunk height dimension of 11 inches for proper routing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose line focuses on delivering hoses that match OEM specifications for coolant system integrity and durability. The 71637 part number is a single inside diameter hose made from EPDM, a synthetic rubber known for its resistance to heat, ozone, and coolant chemicals. This hose features a consistent 1 5\/16 inch inside diameter on both ends, ensuring a secure and leak-free connection within the cooling system. It does not include a heat shield or protective sleeve, which is typical for applications where additional protection is not required. The hose complies with SAE J20R4 Class D-1 and SAE J1684 Type EC standards, confirming its suitability for automotive coolant systems.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis radiator coolant hose is compatible with various models from Ford, Mazda, Mercury, and Mitsubishi, including the Ford Escape and Mariner, Mazda 626 and MX-6, Mercury Aspire and Tribute, and Mitsubishi Lancer and Probe. It is designed to replace worn or damaged radiator hoses in these vehicles, maintaining proper coolant circulation and engine temperature regulation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplaces cracked or leaking radiator hoses\u003c\/li\u003e\n\u003cli\u003ePrevents coolant loss and overheating issues\u003c\/li\u003e\n\u003cli\u003eRestores proper coolant flow in the radiator system\u003c\/li\u003e\n\u003cli\u003eAddresses hose swelling or softening due to age\u003c\/li\u003e\n\u003cli\u003eEliminates coolant contamination from hose deterioration\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dayco Curved Radiator Hose 71637, ensure the engine is cool to avoid burns or injury. Verify the hose routing matches the original configuration to prevent kinks or interference with other engine components. Use appropriate clamps to secure the hose ends firmly, and inspect all connections for leaks after installation. It is recommended to replace any worn clamps or related components during installation for optimal performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco manufactures the Curved Radiator Hose 71637 to meet stringent SAE specifications, ensuring durability and compatibility with specified vehicle models. While specific warranty details are not provided here, Dayco products typically come with manufacturer-backed quality assurance to support reliable operation within the intended application.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391432687797,"sku":"BCWL-71637","price":26.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_71637_Fro.jpg?v=1774728399","url":"https:\/\/www.partcatalog.com\/products\/dayco-71637-radiator-coolant-hose","provider":"PartCatalog","version":"1.0","type":"link"}