{"product_id":"dayco-87979-hvac-heater-hose-heater-to-valve-outlet-or-pipe-to-thermostat","title":"Dayco 87979 HVAC Heater Hose - Heater To Valve Outlet or Pipe To Thermostat","description":"\u003ch2\u003eOverview of Dayco Small I.D. Heater Hose 87979\u003c\/h2\u003e\u003cp\u003eThe Dayco Small I.D. Heater Hose 87979 is designed for reliable HVAC system performance in select Cadillac, Chevrolet, and GMC vehicles. Engineered with durable EPDM material, this black heater hose ensures consistent heat transfer and fluid flow for your vehicle's heating system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from high-quality EPDM material for heat and chemical resistance\u003c\/li\u003e\n\u003cli\u003eBlack color for standard OEM appearance\u003c\/li\u003e\n\u003cli\u003e5\/8 inch inside diameter on both ends for precise fitment\u003c\/li\u003e\n\u003cli\u003e31\/32 inch outside diameter on both ends\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose type compliant with SAE J20R3 Class D-1 and SAE J1684 Type EC standards\u003c\/li\u003e\n\u003cli\u003eTrunk height of 21 1\/2 inches for proper routing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Small I.D. Heater Hose Product Line\u003c\/h2\u003e\u003cp\u003eThe Small I.D. Heater Hose line by Dayco focuses on providing hoses with smaller inside diameters tailored for specific HVAC applications. This product line emphasizes compatibility with OEM specifications, ensuring proper fit and function in heating systems. The 87979 hose is part of this line, offering a precise 5\/8 inch inside diameter that matches factory requirements for select vehicle models.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Dayco heater hose is manufactured from EPDM, a synthetic rubber known for its excellent resistance to heat, ozone, and automotive fluids. The hose features a consistent 5\/8 inch inside diameter on both ends, with an outside diameter of 31\/32 inch, making it suitable for HVAC systems requiring a single I.D. hose. It meets SAE J20R3 Class D-1 and SAE J1684 Type EC specifications, ensuring it adheres to industry standards for heater hoses. The hose does not include a heat shield or protective sleeve, which is typical for this type of HVAC hose. Its 21 1\/2 inch trunk height allows for proper installation and routing within the vehicle's engine compartment.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Common Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement heater hose for Cadillac SRX and STS models\u003c\/li\u003e\n\u003cli\u003eCompatible with Chevrolet Astro and Safari vans\u003c\/li\u003e\n\u003cli\u003eSuitable for GMC vehicles requiring a 5\/8 inch I.D. heater hose\u003c\/li\u003e\n\u003cli\u003eAddresses issues such as heater core leaks, hose cracks, and coolant flow interruptions\u003c\/li\u003e\n\u003cli\u003eHelps restore proper heating system function and prevent coolant loss\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the engine is cool before beginning installation to avoid burns from hot coolant. Verify hose dimensions and fitment against the original hose to confirm compatibility. Use appropriate clamps to secure the hose ends and check for leaks after installation. Avoid twisting or kinking the hose during installation to maintain proper coolant flow.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco manufactures this heater hose to meet SAE specifications, ensuring durability and performance in HVAC applications. While specific warranty details are not provided, Dayco products typically adhere to strict quality control standards to support reliable vehicle operation.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":51931951136949,"sku":"BCWL-87979","price":40.78,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_87979_Fro.jpg?v=1774728801","url":"https:\/\/www.partcatalog.com\/products\/dayco-87979-hvac-heater-hose-heater-to-valve-outlet-or-pipe-to-thermostat","provider":"PartCatalog","version":"1.0","type":"link"}