{"product_id":"dayco-87703-hvac-heater-hose-heater-to-engine","title":"Dayco 87703 HVAC Heater Hose - Heater To Engine","description":"\u003ch2\u003eDayco Small I.D. Heater Hose 87703 Overview\u003c\/h2\u003e\u003cp\u003eDayco 87703 is a Small I.D. Heater Hose built for heater-to-engine routing in select Chevrolet Camaro and Pontiac Firebird applications. Made from EPDM rubber with a black finish, this 5\/8 in. x 5\/8 in. single I.D. hose follows SAE J20R3 Class D-1 and SAE J1684 Type EC specifications for heater hose service.\u003c\/p\u003e\u003cp\u003eUse Dayco 87703 when you need a direct-fit HVAC heater hose for 1985-1986 Chevrolet Camaro and 1985-1986 Pontiac Firebird heater-to-engine connections. This part number is also referenced by Duralast E87703 and Gates 18878 for the same application.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEPDM construction for heater hose service\u003c\/li\u003e\n\u003cli\u003eBlack finish for a clean OE-style appearance\u003c\/li\u003e\n\u003cli\u003e5\/8 in. inside diameter at both ends\u003c\/li\u003e\n\u003cli\u003eSingle I.D. hose design for heater-to-engine routing\u003c\/li\u003e\n\u003cli\u003eMeets SAE J20R3 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eDayco 87703 part number for accurate ordering and fitment lookup\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFitment and Application\u003c\/h2\u003e\u003cp\u003eFits 1986 Chevrolet Camaro, Heater To Engine. Fits 1985-1986 Pontiac Firebird, Heater To Engine. Fits 1985 Chevrolet Camaro, Heater To Engine, compatible with vehicles containing air conditioning.\u003c\/p\u003e\u003cp\u003eFor shoppers searching for a 1986 Chevrolet Camaro heater hose, 1985-1986 Pontiac Firebird heater hose, or Dayco 87703 heater-to-engine hose, this part matches the listed applications and hose dimensions. The 5\/8 in. inside diameter on both ends supports the heater circuit routing used in these vehicles.\u003c\/p\u003e\u003ch2\u003eWhat This Hose Helps Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCracked or aged heater hose rubber\u003c\/li\u003e\n\u003cli\u003eCoolant seepage at the heater-to-engine line\u003c\/li\u003e\n\u003cli\u003eRestricted heater hose flow from deteriorated hose material\u003c\/li\u003e\n\u003cli\u003eIncorrect hose sizing during heater hose replacement\u003c\/li\u003e\n\u003cli\u003eService replacement for a worn Dayco 87703 application\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify the hose routing before installation and confirm both connection points use a 5\/8 in. inside diameter. Inspect adjoining heater tubes, clamps, and coolant passages for wear or corrosion before installing the new hose. Match the heater-to-engine path exactly to the vehicle application listed above.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDayco manufactures this heater hose to SAE J20R3 Class D-1 and SAE J1684 Type EC specifications, supporting consistent material and dimensional requirements for HVAC heater hose service.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":52734121181365,"sku":"BCWL-87703","price":26.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_87703_Fro.jpg?v=1782280035","url":"https:\/\/www.partcatalog.com\/products\/dayco-87703-hvac-heater-hose-heater-to-engine","provider":"PartCatalog","version":"1.0","type":"link"}