{"product_id":"dayco-71430-radiator-coolant-hose","title":"Dayco 71430 Radiator Coolant Hose - Lower","description":"\u003ch2\u003eOverview of Dayco Curved Radiator Hose 71430\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose 71430 is designed for reliable coolant flow in select Chevrolet and GMC vehicles. Engineered with durable EPDM material, this dual inside diameter hose ensures a secure fit and efficient heat resistance for your cooling system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from high-quality EPDM for heat and chemical resistance\u003c\/li\u003e\n\u003cli\u003eDual inside diameters: 1 1\/2 inch and 1 3\/4 inch ends for precise fitment\u003c\/li\u003e\n\u003cli\u003eComplies with SAE J20R4 Class D-1 and SAE J1684 Type EC standards\u003c\/li\u003e\n\u003cli\u003eBlack color for standard OEM appearance\u003c\/li\u003e\n\u003cli\u003eTrunk height of 18 7\/8 inches suitable for specific vehicle routing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose 71430 is a dual inside diameter hose designed to meet the cooling system requirements of Chevrolet Express 1500, Express 2500, P30, P3500, and GMC Savana 1500 and 2500 models. Made from EPDM (ethylene propylene diene monomer), this hose offers excellent resistance to heat, ozone, and coolant chemicals, ensuring durability under demanding engine conditions. The hose features a curved design to accommodate specific engine bay layouts, with end diameters of 1 1\/2 inch and 1 3\/4 inch to match OEM specifications. It does not include a heat shield or protective sleeve, consistent with original equipment design. The hose meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications, confirming its suitability for coolant applications in these vehicles.\u003c\/p\u003e\u003ch2\u003eAbout the Curved Radiator Hose Product Line\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose line focuses on providing hoses with precise bends and dual inside diameters to fit specific vehicle cooling system configurations. This product line is engineered to replace original equipment hoses that require exact routing and connection sizes, ensuring proper coolant flow and system integrity. The 71430 part is a representative example, designed for select Chevrolet and GMC vans and trucks.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement of worn or cracked radiator coolant hoses in Chevrolet Express and GMC Savana models\u003c\/li\u003e\n\u003cli\u003eResolving coolant leaks caused by hose degradation or improper fit\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 compatibility with factory cooling system specifications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify hose end diameters (1 1\/2 inch and 1 3\/4 inch) match vehicle fittings before installation\u003c\/li\u003e\n\u003cli\u003eInspect surrounding components for wear or damage during replacement\u003c\/li\u003e\n\u003cli\u003eEnsure clamps are properly tightened to prevent leaks without damaging the hose\u003c\/li\u003e\n\u003cli\u003eReplace coolant as recommended after hose installation to maintain system performance\u003c\/li\u003e\n\u003cli\u003eConsult vehicle service manual for specific routing and torque specifications\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco manufactures the Curved Radiator Hose 71430 to meet SAE standards for coolant hoses, ensuring reliable performance in specified Chevrolet and GMC vehicles. While specific warranty details are not provided, Dayco products typically come with manufacturer-backed quality assurance to support fit, form, and function in automotive cooling systems.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43389889937589,"sku":"BCWL-71430","price":29.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_71430_Fro.jpg?v=1774728370","url":"https:\/\/www.partcatalog.com\/products\/dayco-71430-radiator-coolant-hose","provider":"PartCatalog","version":"1.0","type":"link"}