{"product_id":"dayco-87870-hvac-heater-hose-heater-to-pipe-heater-to-water-pump-or-oil-cooler-to-pipe","title":"Dayco 87870 HVAC Heater Hose - Heater To Pipe, Heater To Water Pump or Oil Cooler To Pipe","description":"\u003ch2\u003eOverview of Dayco Small I.D. Heater Hose 87870\u003c\/h2\u003e\u003cp\u003eThe Dayco Small I.D. Heater Hose 87870 is designed for reliable HVAC system performance in select Audi, Chevrolet, Ford, and Volkswagen vehicles. Engineered with durable EPDM material, this dual inside diameter hose supports efficient heater core operation in models like the Audi A6, Chevrolet Cavalier, Ford Mustang, and Volkswagen Passat.\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: 5\/8 inch and 3\/4 inch for versatile fitment\u003c\/li\u003e\n\u003cli\u003eComplies with SAE J20R3 Class D-1 and SAE J1684 Type EC standards\u003c\/li\u003e\n\u003cli\u003eBlack color for OEM appearance and easy identification\u003c\/li\u003e\n\u003cli\u003e18-inch trunk height for proper routing in HVAC systems\u003c\/li\u003e\n\u003cli\u003eOutside diameters: 15\/16 inch (End 1) and 1 3\/32 inch (End 2)\u003c\/li\u003e\n\u003cli\u003eCompatible with multiple vehicle makes and models including Audi A6 Quattro and Ford Mustang\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Small I.D. Heater Hose Product Line\u003c\/h2\u003e\u003cp\u003eThe Dayco Small I.D. Heater Hose line focuses on providing HVAC heater hoses with dual inside diameters to accommodate specific OEM requirements. This product line ensures proper fit and function in various vehicle HVAC systems by offering hoses that meet strict SAE specifications. The 87870 part number is part of this line, delivering a precise fit for vehicles requiring a dual inside diameter hose without heat shields or protective sleeves.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dayco 87870 heater hose is manufactured from EPDM, a synthetic rubber known for its resistance to heat, ozone, and automotive fluids, making it suitable for HVAC applications. The hose features a dual inside diameter design, with one end measuring 5\/8 inch and the other 3\/4 inch, allowing it to connect different HVAC components securely. Its black color matches OEM standards, and the hose length of 18 inches provides adequate reach within the vehicle’s heating system. This hose does not include a heat shield or protective sleeve, which is consistent with many factory-installed heater hoses.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement of worn or cracked heater hoses in Audi A6 and A6 Quattro HVAC systems\u003c\/li\u003e\n\u003cli\u003eRepair of coolant leaks in Chevrolet Cavalier and Corsica heater core lines\u003c\/li\u003e\n\u003cli\u003eRestoration of proper heater function in Ford Mustang HVAC assemblies\u003c\/li\u003e\n\u003cli\u003eFixing heater hose failures causing insufficient cabin heat in Volkswagen Passat\u003c\/li\u003e\n\u003cli\u003eAddressing hose degradation due to heat and chemical exposure in multiple vehicle models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Dayco Small I.D. Heater Hose 87870, ensure the hose is routed according to the vehicle manufacturer’s specifications to avoid kinks or interference with moving parts. Use appropriate clamps to secure each end, matching the 5\/8 inch and 3\/4 inch inside diameters. Inspect adjacent components for wear or damage during replacement. Since this hose does not include a heat shield or protective sleeve, verify that the installation location does not expose the hose to excessive heat sources.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco manufactures the 87870 heater hose to meet SAE J20R3 Class D-1 and SAE J1684 Type EC standards, ensuring compliance with industry requirements for HVAC hoses. The EPDM material and construction provide durability and resistance to common automotive fluids and heat. Warranty details should be confirmed with the point of purchase or manufacturer, as they may vary by region and application.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":51847579140277,"sku":"BCWL-87870","price":32.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_87870_Fro.jpg?v=1774728787","url":"https:\/\/www.partcatalog.com\/products\/dayco-87870-hvac-heater-hose-heater-to-pipe-heater-to-water-pump-or-oil-cooler-to-pipe","provider":"PartCatalog","version":"1.0","type":"link"}