{"product_id":"dayco-71645-radiator-coolant-hose-upper-pipe-to-engine","title":"Dayco 71645 Radiator Coolant Hose - Upper - Pipe To Engine","description":"\u003ch2\u003eOverview of Dayco Curved Radiator Hose 71645\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose 71645 is designed specifically for Chevrolet Corvette models, providing reliable coolant flow and engine temperature regulation. Constructed from durable EPDM material, this dual inside diameter hose ensures a precise fit and long-lasting performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMade from high-quality EPDM material for heat and chemical resistance\u003c\/li\u003e\n\u003cli\u003eDual inside diameters: 1 3\/16 inches and 1 9\/32 inches for secure connections\u003c\/li\u003e\n\u003cli\u003eBlack color for standard OEM appearance\u003c\/li\u003e\n\u003cli\u003eComplies with SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eTrunk height of 6 1\/2 inches for proper routing in engine bay\u003c\/li\u003e\n\u003cli\u003eDesigned without heat shield or protective sleeve\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose 71645 is engineered to meet the cooling system demands of Chevrolet Corvette vehicles. Its EPDM construction offers excellent resistance to heat, ozone, and coolant chemicals, ensuring durability under typical engine operating conditions. The hose features a dual inside diameter design, with one end measuring 1 3\/16 inches and the other 1 9\/32 inches, allowing for a precise and secure fit to radiator and engine connections. The black finish maintains a clean, OEM look within the engine compartment. This hose complies with SAE J20R4 Class D-1 and SAE J1684 Type EC standards, confirming its suitability for automotive coolant applications. The 6 1\/2 inch trunk height supports proper installation and routing in the engine bay without interference.\u003c\/p\u003e\u003ch2\u003eAbout the Curved Radiator Hose Product Line\u003c\/h2\u003e\u003cp\u003eDayco's Curved Radiator Hose line focuses on providing hoses with specific bends and dual inside diameters to accommodate unique radiator and engine configurations. This product line is designed to offer precise fitment and reliable coolant flow for vehicles requiring non-linear hose shapes. The 71645 part is a representative example, tailored for Chevrolet Corvette models needing a curved hose with dual inside diameters and EPDM durability.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement of worn or cracked radiator coolant hoses in Chevrolet Corvette vehicles\u003c\/li\u003e\n\u003cli\u003eResolving coolant leaks caused by hose degradation or improper fit\u003c\/li\u003e\n\u003cli\u003eMaintaining optimal engine temperature by ensuring proper coolant flow\u003c\/li\u003e\n\u003cli\u003ePreventing overheating issues related to faulty or damaged radiator hoses\u003c\/li\u003e\n\u003cli\u003eSupporting engine bay routing requirements with a curved hose design\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 radiator hose to avoid burns. Verify the hose ends match the specified inside diameters of 1 3\/16 inches and 1 9\/32 inches for proper fitment. Use appropriate clamps to secure the hose connections and check for leaks after installation. The absence of a heat shield or protective sleeve means extra care should be taken to avoid contact with sharp edges or hot components during installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco manufactures the Curved Radiator Hose 71645 to meet SAE J20R4 Class D-1 and SAE J1684 Type EC standards, ensuring compliance with industry requirements for radiator coolant hoses. While specific warranty details are not provided, Dayco products typically undergo rigorous quality control to maintain reliability and performance in automotive cooling systems.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":51995875246261,"sku":"BCWL-71645","price":17.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_71645_Fro.jpg?v=1775164158","url":"https:\/\/www.partcatalog.com\/products\/dayco-71645-radiator-coolant-hose-upper-pipe-to-engine","provider":"PartCatalog","version":"1.0","type":"link"}