{"product_id":"dayco-71689-radiator-coolant-hose","title":"Dayco 71689 Radiator Coolant Hose - Upper","description":"\u003ch2\u003eOverview of Dayco Curved Radiator Hose 71689\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose 71689 is designed for reliable coolant flow in select Buick, Oldsmobile, and Pontiac vehicles. Engineered with durable EPDM material, this dual inside diameter hose ensures a secure fit and long-lasting performance in your vehicle's cooling system.\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 protective sleeve for added durability\u003c\/li\u003e\n\u003cli\u003eDual inside diameters: 1 9\/32 inches and 1 11\/32 inches\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 16 inches for precise fitment\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose line offers specialized radiator coolant hoses designed to meet specific vehicle requirements. The 71689 part number features a curved design that facilitates optimal coolant flow and fitment in the cooling system of Buick Achieva, Oldsmobile Cutlass, and Pontiac Grand Am and Skylark models. Made from EPDM, this hose resists heat, ozone, and coolant chemicals, ensuring durability under demanding engine conditions. The hose includes a protective sleeve to guard against abrasion and external damage, although it does not contain a heat shield. Its dual inside diameter design (1 9\/32 inches on one end and 1 11\/32 inches on the other) allows for a secure connection to different radiator and engine fittings.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBuick Achieva radiator coolant system maintenance\u003c\/li\u003e\n\u003cli\u003eOldsmobile Cutlass cooling system hose replacement\u003c\/li\u003e\n\u003cli\u003ePontiac Grand Am and Skylark radiator hose repair\u003c\/li\u003e\n\u003cli\u003eReplacement for worn or cracked radiator coolant hoses\u003c\/li\u003e\n\u003cli\u003eAddressing coolant leaks and overheating issues related to hose failure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dayco Curved Radiator Hose 71689, ensure the engine is cool to prevent burns. Verify the hose orientation matches the curved design for proper coolant flow. Use appropriate clamps to secure both ends, matching the dual inside diameters for a tight seal. Inspect surrounding components for wear or damage during installation to maintain overall cooling system integrity.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco manufactures the Curved Radiator Hose 71689 to meet SAE J20R4 Class D-1 and SAE J1684 Type EC standards, ensuring compliance with industry cooling hose specifications. The use of EPDM material and protective sleeve enhances durability and resistance to common coolant system stresses. Warranty details should be confirmed with the original equipment manufacturer or supplier.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391436325045,"sku":"BCWL-71689","price":26.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_71689_Fro.jpg?v=1774728407","url":"https:\/\/www.partcatalog.com\/products\/dayco-71689-radiator-coolant-hose","provider":"PartCatalog","version":"1.0","type":"link"}