{"product_id":"dayco-71398-radiator-coolant-hose","title":"Dayco 71398 Radiator Coolant Hose - Lower","description":"\u003ch2\u003eOverview of Dayco Curved Radiator Hose 71398\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose 71398 is designed specifically for Hyundai and Mitsubishi vehicles, including the Excel, Expo, and Precis models. This radiator coolant hose features a dual inside diameter design to ensure a precise fit and reliable coolant flow in your vehicle's cooling system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from durable EPDM material for heat and chemical resistance\u003c\/li\u003e\n\u003cli\u003eDual inside diameters: 1 5\/16 inches and 1 3\/8 inches for secure connections\u003c\/li\u003e\n\u003cli\u003eBlack color for standard OEM appearance\u003c\/li\u003e\n\u003cli\u003eComplies with SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eTrunk height of 15 1\/2 inches for proper routing in engine bay\u003c\/li\u003e\n\u003cli\u003eDoes not include heat shield or protective sleeve\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose line is engineered to meet the specific cooling system requirements of Hyundai and Mitsubishi vehicles such as the Excel, Expo, and Precis. Part number 71398 is a dual inside diameter hose, allowing it to connect two different sized fittings securely. Made from EPDM (ethylene propylene diene monomer) rubber, this hose offers excellent resistance to heat, ozone, and coolant chemicals, ensuring durability and long service life. The hose’s black color matches OEM standards, maintaining the original look under the hood. It meets SAE J20R4 Class D-1 and SAE J1684 Type EC standards, which define performance criteria for coolant hoses, including pressure, temperature, and chemical resistance. The trunk height of 15 1\/2 inches ensures proper fitment and routing within the engine compartment without interference.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement of worn or cracked radiator coolant hoses on Hyundai Excel, Expo, and Mitsubishi Precis\u003c\/li\u003e\n\u003cli\u003eResolving coolant leaks caused by hose degradation or improper fit\u003c\/li\u003e\n\u003cli\u003ePreventing overheating due to compromised coolant flow\u003c\/li\u003e\n\u003cli\u003eMaintaining proper coolant system pressure and temperature regulation\u003c\/li\u003e\n\u003cli\u003eEnsuring compatibility with dual diameter fittings in the cooling system\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify hose dimensions and fitment with your vehicle’s cooling system before installation\u003c\/li\u003e\n\u003cli\u003eEnsure clamps are properly tightened to prevent leaks but avoid over-tightening which can damage the hose\u003c\/li\u003e\n\u003cli\u003eInspect surrounding components for wear or damage during installation\u003c\/li\u003e\n\u003cli\u003eReplace coolant as recommended after hose installation to maintain system integrity\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco’s Curved Radiator Hose 71398 is manufactured to meet strict SAE specifications, ensuring reliable performance in demanding automotive environments. While specific warranty details may vary, Dayco products typically come with a limited warranty against defects in material and workmanship. Always consult the product documentation or manufacturer for exact warranty terms.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43389889380533,"sku":"BCWL-71398","price":17.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_71398_Fro.jpg?v=1774728365","url":"https:\/\/www.partcatalog.com\/products\/dayco-71398-radiator-coolant-hose","provider":"PartCatalog","version":"1.0","type":"link"}