{"product_id":"dayco-87813-hvac-heater-hose-heater-outlet-or-heater-to-pipe","title":"Dayco 87813 HVAC Heater Hose - Heater Outlet or Heater To Pipe","description":"\u003ch2\u003eReliable HVAC Heater Hose for Mazda and Mercury Vehicles\u003c\/h2\u003e\u003cp\u003eThe Dayco Small I.D. Heater Hose 87813 is engineered to meet the specific heating and cooling needs of Mazda CX-7 and Mercury Cougar models. Designed with durable EPDM material, this dual inside diameter hose ensures efficient coolant flow within your vehicle's HVAC system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from high-quality EPDM rubber for heat and chemical resistance\u003c\/li\u003e\n\u003cli\u003eDual inside diameters: 19\/32 inch and 11\/16 inch for precise fitment\u003c\/li\u003e\n\u003cli\u003eComplies with SAE J20R3 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 dimension of 27 inches for accurate replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Dayco 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 is designed to meet stringent SAE standards, ensuring compatibility and durability in heating systems. The 87813 part number is part of this line, offering a dual inside diameter hose that fits select Mazda and Mercury models.\u003c\/p\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Dayco 87813 heater hose is made from EPDM, a synthetic rubber known for its resistance to heat, ozone, and coolant chemicals, making it suitable for HVAC systems. The hose features two different inside diameters—19\/32 inch on one end and 11\/16 inch on the other—allowing for a secure connection between components with varying sizes. It does not include a heat shield or protective sleeve, which is typical for this hose type. The hose length, indicated by a trunk height of 27 inches, matches OEM specifications for proper fitment in the HVAC system of compatible vehicles.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Common Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement heater hose for Mazda CX-7 models requiring dual I.D. hose\u003c\/li\u003e\n\u003cli\u003eSuitable for Mercury Cougar HVAC system repairs\u003c\/li\u003e\n\u003cli\u003eAddresses issues such as heater core leaks or hose deterioration\u003c\/li\u003e\n\u003cli\u003eUsed to restore proper coolant flow and heating performance\u003c\/li\u003e\n\u003cli\u003eIdeal for maintenance or HVAC system overhaul in specified vehicles\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dayco 87813 heater hose, ensure the correct orientation of the dual inside diameters to match the vehicle’s HVAC connections. Inspect surrounding components for wear or damage during replacement. Use appropriate clamps to secure the hose ends and prevent leaks. Avoid twisting or kinking the hose during installation to maintain coolant flow integrity.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco manufactures the Small I.D. Heater Hose 87813 to meet SAE J20R3 Class D-1 and SAE J1684 Type EC standards, ensuring reliable performance in heating systems. While specific warranty details are not provided, Dayco products typically adhere to industry quality controls and standards for automotive HVAC components.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":51847578779829,"sku":"BCWL-87813","price":20.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_87813_Fro.jpg?v=1774728776","url":"https:\/\/www.partcatalog.com\/products\/dayco-87813-hvac-heater-hose-heater-outlet-or-heater-to-pipe","provider":"PartCatalog","version":"1.0","type":"link"}