{"product_id":"dayco-70893-hvac-heater-hose","title":"Dayco 70893 HVAC Heater Hose - Reservoir (Lower)","description":"\u003ch2\u003eOverview of Dayco Curved Radiator Hose 70893\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose 70893 is designed for reliable HVAC system performance in select Isuzu and Mazda vehicles. Engineered with durable EPDM material, this black curved radiator hose ensures consistent heat resistance and flexibility for efficient coolant flow.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from EPDM material for heat and chemical resistance\u003c\/li\u003e\n\u003cli\u003eBlack color with a curved design for precise fitment\u003c\/li\u003e\n\u003cli\u003e3\/4 inch inside diameter on both ends for consistent flow\u003c\/li\u003e\n\u003cli\u003eMeets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eSingle inside diameter hose type without heat shield or protective sleeve\u003c\/li\u003e\n\u003cli\u003eTrunk height of 18 3\/4 inches for proper routing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose 70893 is a single inside diameter hose made from EPDM, a synthetic rubber known for its resistance to heat, ozone, and coolant chemicals. This hose features a 3\/4 inch inside diameter on both ends, ensuring a secure and leak-free connection within the HVAC system. Its black color and curved shape are designed to fit specific routing requirements in Isuzu and Mazda vehicles, including the Mazda 6 and Isuzu Impulse models. The hose complies with SAE J20R4 Class D-1 and SAE J1684 Type EC standards, confirming its suitability for automotive heating and cooling applications.\u003c\/p\u003e\u003ch2\u003eAbout the Curved Radiator Hose Product Line\u003c\/h2\u003e\u003cp\u003eThe Curved Radiator Hose line by Dayco focuses on providing hoses with precise bends and dimensions to accommodate complex engine bay layouts. This product line is engineered to maintain coolant flow efficiency while fitting tightly within the HVAC system without the need for additional modifications. The 70893 part exemplifies this approach by offering a tailored fit for select Isuzu and Mazda models.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement of worn or cracked radiator hoses in Mazda 6 and Isuzu Impulse HVAC systems\u003c\/li\u003e\n\u003cli\u003eResolving coolant leaks caused by hose degradation\u003c\/li\u003e\n\u003cli\u003ePreventing overheating due to restricted coolant flow\u003c\/li\u003e\n\u003cli\u003eMaintaining proper heater core function by ensuring consistent coolant circulation\u003c\/li\u003e\n\u003cli\u003eAddressing hose collapse or deformation under engine heat\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eVerify hose inside diameter and length match your vehicle’s specifications before installation\u003c\/li\u003e\n\u003cli\u003eEnsure clamps are properly tightened to prevent leaks without damaging the hose\u003c\/li\u003e\n\u003cli\u003eInspect surrounding components for wear or damage during replacement\u003c\/li\u003e\n\u003cli\u003eAllow engine to cool before removing old hose to avoid burns\u003c\/li\u003e\n\u003cli\u003eCheck for proper routing to avoid kinks or contact with moving parts\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco manufactures the Curved Radiator Hose 70893 to meet SAE automotive standards, ensuring durability and performance in HVAC applications. While specific warranty details are not provided, Dayco products typically adhere to industry quality controls and are backed by the brand’s commitment to reliable automotive components.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43389883154613,"sku":"BCWL-70893","price":24.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_70893_Fro.jpg?v=1774728317","url":"https:\/\/www.partcatalog.com\/products\/dayco-70893-hvac-heater-hose","provider":"PartCatalog","version":"1.0","type":"link"}