{"product_id":"dayco-70865-radiator-coolant-hose-lower","title":"Dayco 70865 Radiator Coolant Hose - Lower","description":"\u003ch2\u003eReliable Cooling with Dayco Curved Radiator Hose 70865\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose 70865 is engineered to provide dependable coolant flow for select Buick, Cadillac, Lexus, and Pontiac vehicles. Designed with durable EPDM material, this black curved radiator coolant hose ensures consistent performance under typical engine operating conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from 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\u003e1 1\/2 inch inside diameter 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 of 20 1\/2 inches for proper routing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Dayco Curved Radiator Hose Product Line\u003c\/h2\u003e\u003cp\u003eThe Curved Radiator Hose line by Dayco focuses on delivering hoses shaped to fit specific radiator and engine configurations. This product line emphasizes precise curvature and dimensional accuracy to ensure proper coolant circulation and secure connections. The 70865 part number is part of this line, designed to meet OEM standards for select vehicle models.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dayco 70865 radiator coolant hose is made from EPDM, a synthetic rubber known for its resistance to heat, ozone, and coolant chemicals. Both ends of the hose have a 1 1\/2 inch inside diameter, making it a single i.d. hose suitable for consistent coolant flow. The hose does not include a heat shield or protective sleeve, which is typical for applications where additional protection is not required. It complies with SAE J20R4 Class D-1 and SAE J1684 Type EC standards, ensuring it meets industry requirements for coolant hoses. The trunk height of 20 1\/2 inches allows for proper installation and routing within the engine bay.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Common Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBuick Bonneville, Catalina, LeSabre\u003c\/li\u003e\n\u003cli\u003eCadillac DeVille, Fleetwood\u003c\/li\u003e\n\u003cli\u003eLexus IS F\u003c\/li\u003e\n\u003cli\u003ePontiac Laurentian, Parisienne, Riviera\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis hose is designed to replace worn or damaged radiator coolant hoses in these specific models, helping to maintain proper engine temperature and prevent coolant leaks.\u003c\/p\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the engine is cool before removing the old hose to avoid burns\u003c\/li\u003e\n\u003cli\u003eCheck hose clamps and replace if corroded or damaged\u003c\/li\u003e\n\u003cli\u003eVerify the hose routing matches OEM specifications to prevent kinks or interference\u003c\/li\u003e\n\u003cli\u003eInspect surrounding components for wear or damage during installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco manufactures the 70865 radiator hose to meet SAE specifications, ensuring durability and performance. While specific warranty details are not provided, Dayco products typically adhere to strict quality control standards to support reliable operation in automotive cooling systems.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":51995899003061,"sku":"BCWL-70865","price":33.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_70865_Fro.jpg?v=1775164807","url":"https:\/\/www.partcatalog.com\/products\/dayco-70865-radiator-coolant-hose-lower","provider":"PartCatalog","version":"1.0","type":"link"}