{"product_id":"dayco-70970-radiator-coolant-hose","title":"Dayco 70970 Radiator Coolant Hose - Lower","description":"\u003ch2\u003eOverview of Dayco Curved Radiator Hose 70970\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose 70970 is designed to provide reliable coolant flow for a range of GM vehicles. Engineered with durable EPDM material, this dual inside diameter hose supports efficient cooling system performance in select Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models.\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\u003eMeets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eBlack color for standard OEM appearance\u003c\/li\u003e\n\u003cli\u003eTrunk height of 20 inches suitable for specific radiator connections\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose 70970 is a dual inside diameter hose designed to replace original equipment on various GM vehicles. Made from EPDM (ethylene propylene diene monomer), this hose offers excellent resistance to heat, ozone, and coolant chemicals, ensuring durability under typical engine operating conditions. The hose features a 1 1\/2 inch inside diameter on one end and a 1 3\/4 inch inside diameter on the other, allowing it to connect different sized radiator fittings securely. It does not include a heat shield or protective sleeve, focusing on straightforward, reliable coolant transfer. 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\u003eAbout the Curved Radiator Hose Product Line\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose line is designed to provide precise fit and reliable performance for cooling system applications requiring non-linear hose shapes. This product line addresses the need for hoses that accommodate specific engine bay layouts and radiator connections, such as those found in various GM full-size and mid-size vehicles. The 70970 part number is part of this line, offering a tailored solution with dual inside diameters to match factory specifications.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Common Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBuick models including LeSabre, Riviera, and Electra\u003c\/li\u003e\n\u003cli\u003eCadillac DeVille and Fleetwood\u003c\/li\u003e\n\u003cli\u003eChevrolet Caprice, Impala, Monte Carlo, and El Camino\u003c\/li\u003e\n\u003cli\u003eOldsmobile Delta 88, 98, and Cutlass\u003c\/li\u003e\n\u003cli\u003ePontiac Bonneville, Grand LeMans, Catalina, and Safari\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eIssues Addressed by Dayco Radiator Coolant Hose 70970\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement of cracked or leaking radiator hoses\u003c\/li\u003e\n\u003cli\u003eRestoring proper coolant flow to prevent engine overheating\u003c\/li\u003e\n\u003cli\u003eEliminating coolant contamination from deteriorated hose material\u003c\/li\u003e\n\u003cli\u003eEnsuring secure connections with dual inside diameter ends\u003c\/li\u003e\n\u003cli\u003eMaintaining OEM fitment for specific GM vehicle cooling systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eBefore installation, ensure the engine is cool and the cooling system is depressurized. Inspect hose connections and clamps for wear and replace if necessary. The dual inside diameter design requires matching the correct hose end to the corresponding radiator or engine fitting. Secure clamps evenly to prevent leaks. Avoid twisting or stretching the hose during installation to maintain integrity.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco manufactures the Curved Radiator Hose 70970 to meet SAE specifications, ensuring compliance with industry standards for coolant hoses. The EPDM material provides resistance to heat and chemicals typical in automotive cooling systems. While specific warranty details are not provided here, Dayco products generally come with manufacturer-backed quality assurance to support reliable service life.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43389883777205,"sku":"BCWL-70970","price":37.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_70970_Fro_43e74879-52cf-4eb8-8da6-26fbe727c89a.jpg?v=1774728324","url":"https:\/\/www.partcatalog.com\/products\/dayco-70970-radiator-coolant-hose","provider":"PartCatalog","version":"1.0","type":"link"}