{"product_id":"dayco-71791-engine-coolant-bypass-hose","title":"Dayco 71791 Engine Coolant Bypass Hose","description":"\u003ch2\u003eDurable Engine Coolant Bypass Hose for Mercedes-Benz Vehicles\u003c\/h2\u003e\u003cp\u003eThe Dayco Curved Radiator Hose 71791 is designed to provide reliable coolant flow for select Mercedes-Benz models. Engineered with EPDM material, this black engine coolant bypass hose ensures consistent performance under demanding conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from durable EPDM material for heat and chemical resistance\u003c\/li\u003e\n\u003cli\u003eBlack single inside diameter hose with 1 13\/32 inch diameter on both ends\u003c\/li\u003e\n\u003cli\u003eMeets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications\u003c\/li\u003e\n\u003cli\u003eTrunk height of 6 1\/2 inches for precise fitment\u003c\/li\u003e\n\u003cli\u003eCompatible with multiple Mercedes-Benz models including 300CE, 300E, 300SE, 300TE, C36 AMG, C280, E320, S320, and SL320\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Dayco Curved Radiator Hose Product Line\u003c\/h2\u003e\u003cp\u003eThe Curved Radiator Hose line by Dayco focuses on delivering hoses designed to accommodate specific engine layouts requiring curved configurations. This product line emphasizes durability and compliance with SAE standards, ensuring proper coolant bypass flow and fitment for vehicles like the Mercedes-Benz 300 series and AMG variants. The 71791 hose is part of this line, providing a tailored solution for engine coolant routing without the need for additional modifications.\u003c\/p\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Dayco 71791 engine coolant bypass hose is made from EPDM, a synthetic rubber known for its resistance to heat, ozone, and coolant chemicals. Both ends of the hose have an inside diameter of 1 13\/32 inches, designed as a single inside diameter hose to maintain consistent coolant flow. The hose does not include a heat shield or protective sleeve, which is typical for this type of bypass hose. It complies with SAE J20R4 Class D-1 and SAE J1684 Type EC standards, ensuring it meets industry requirements for coolant hoses. The trunk height of 6 1\/2 inches supports proper installation and fitment within the engine bay of compatible Mercedes-Benz models.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eReplacement of worn or cracked engine coolant bypass hoses in Mercedes-Benz 300CE, 300E, 300SE, and related models\u003c\/li\u003e\n\u003cli\u003eAddressing coolant leaks caused by hose degradation or damage\u003c\/li\u003e\n\u003cli\u003eRestoring proper coolant circulation to prevent engine overheating\u003c\/li\u003e\n\u003cli\u003eResolving fitment issues with original equipment hoses that have become brittle or misshapen\u003c\/li\u003e\n\u003cli\u003eMaintaining engine cooling system integrity in performance models like the C36 AMG\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 hose to avoid burns. Inspect hose clamps and surrounding components for wear and replace if necessary. Confirm the hose orientation matches the original routing to prevent kinks or restrictions. Lubricate hose ends with a small amount of coolant or water to ease installation. Verify that the hose is seated fully on the fittings and clamps are securely tightened to prevent leaks.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDayco manufactures the 71791 hose to meet strict SAE specifications, ensuring durability and performance. While specific warranty details are not provided, Dayco products typically adhere to industry standards for quality and reliability. Using this hose helps maintain the integrity of the cooling system in compatible Mercedes-Benz vehicles.\u003c\/p\u003e","brand":"Dayco","offers":[{"title":"Default Title","offer_id":43391449923765,"sku":"BCWL-71791","price":20.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DY_71791_Fro.jpg?v=1774728427","url":"https:\/\/www.partcatalog.com\/products\/dayco-71791-engine-coolant-bypass-hose","provider":"PartCatalog","version":"1.0","type":"link"}