{"product_id":"dayco-87623-hvac-heater-hose-heater-to-pipe-or-pipe-to-engine","title":"Dayco 87623 HVAC Heater Hose - Heater To Pipe or Pipe To Engine","description":"\u003ch2\u003eOverview of Dayco Small I.D. Heater Hose 87623\u003c\/h2\u003e\u003cp\u003eThe Dayco Small I.D. Heater Hose 87623 is designed for reliable HVAC system performance in select Ford, Lincoln, and Mercury vehicles. Engineered with durable EPDM material, this dual inside diameter hose ensures proper coolant flow and temperature regulation for your vehicle's heating system.\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 ends for versatile fitment\u003c\/li\u003e\n\u003cli\u003eMeets 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 9 inches for precise installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis HVAC heater hose from Dayco's Small I.D. Heater Hose line is specifically designed to meet the demands of heating systems in vehicles such as the Ford Escort, Lincoln Town Car, Mercury Grand Marquis, and others. 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 sized fittings within the heater core circuit. Made from EPDM rubber, it offers resistance to heat, ozone, and coolant chemicals, ensuring durability and longevity under typical engine compartment conditions. The hose does not include a heat shield or protective sleeve, which is consistent with many OEM replacement hoses in this category.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eFord Colony Park, Escort, LTD Crown Victoria, Thunderbird\u003c\/li\u003e\n\u003cli\u003eLincoln Grand Marquis, Town Car\u003c\/li\u003e\n\u003cli\u003eMercury Grand Marquis, Colony Park\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis heater hose is intended for use in HVAC systems to maintain proper coolant flow and temperature control, helping to prevent heater core leaks and ensuring cabin heating efficiency.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by This Heater Hose\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement of cracked or leaking heater hoses\u003c\/li\u003e\n\u003cli\u003eRestoring proper coolant flow to the heater core\u003c\/li\u003e\n\u003cli\u003ePreventing coolant loss and overheating in HVAC systems\u003c\/li\u003e\n\u003cli\u003eEliminating heater core clogging due to hose degradation\u003c\/li\u003e\n\u003cli\u003eMaintaining OEM fit and function in Ford, Lincoln, and Mercury models\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the engine is cool before removing the old heater hose to avoid burns. Verify the hose end diameters match the vehicle’s fittings—5\/8 inch and 3\/4 inch respectively. Inspect surrounding components for wear or damage during replacement. Properly secure hose clamps to prevent leaks but avoid overtightening which can damage the hose.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Standards\u003c\/h2\u003e\u003cp\u003eThe Dayco Small I.D. Heater Hose 87623 complies with SAE J20R3 Class D-1 and SAE J1684 Type EC standards, ensuring it meets industry requirements for heater hose performance. Manufactured with EPDM material, it provides resistance to heat, ozone, and coolant chemicals. While no specific warranty information is provided, Dayco products are generally produced to meet OEM quality standards for reliable service life.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":51847577043125,"sku":"BCWL-87623","price":25.61,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_87623_Fro.jpg?v=1774728745","url":"https:\/\/www.partcatalog.com\/products\/dayco-87623-hvac-heater-hose-heater-to-pipe-or-pipe-to-engine","provider":"PartCatalog","version":"1.0","type":"link"}