Dayco 70483 Radiator Coolant Hose - Lower or Upper

Overview of Dayco Curved Radiator Hose 70483

The Dayco Curved Radiator Hose 70483 is engineered for reliable coolant flow in select Chrysler, Dodge, and Jeep vehicles. Designed with durable EPDM material, this dual inside diameter hose ensures a secure fit and efficient heat resistance for models like the Jeep Wagoneer and Dodge Aspen.

• Constructed from EPDM for heat and chemical resistance
• Dual inside diameters: 1 1/2 inch and 1 3/4 inch ends
• Black color for standard OEM appearance
• Meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Trunk height of 14 inches for precise fitment
• Compatible with Chrysler, Dodge, and Jeep models including Aspen, Fifth Avenue, Imperial, LeBaron, New Yorker, Town & Country, and Wagoneer

Dayco Curved Radiator Hose Product Line Details

The Curved Radiator Hose line by Dayco focuses on providing hoses with specific bends and dual inside diameters to accommodate complex engine bay layouts. This product line is designed to maintain coolant system integrity under varying thermal conditions without the need for additional heat shields or protective sleeves, as seen in part number 70483.

Technical Description and Attributes

Part number 70483 features a dual inside diameter hose type, with one end measuring 1 1/2 inches and the other 1 3/4 inches, allowing for versatile connection points in the cooling system. The hose is made from EPDM, a synthetic rubber known for its resistance to heat, ozone, and coolant chemicals, ensuring durability and longevity. The black color matches OEM standards, and the hose complies with SAE J20R4 Class D-1 and SAE J1684 Type EC specifications, confirming its suitability for automotive coolant applications. The 14-inch trunk height supports proper routing within the engine compartment.

Applications and Problem Solving

• Replaces worn or cracked radiator coolant hoses in Chrysler, Dodge, and Jeep vehicles
• Prevents coolant leaks caused by hose degradation or improper fit
• Addresses overheating issues related to compromised coolant flow
• Ensures proper coolant circulation in models such as Jeep Wagoneer and Dodge Aspen
• Maintains system pressure and prevents hose collapse under vacuum conditions

Installation Notes and Tips

When installing the Dayco Curved Radiator Hose 70483, ensure the hose ends match the specified inside diameters of 1 1/2 inch and 1 3/4 inch for a secure fit. Inspect hose clamps and replace if necessary to maintain a leak-free seal. Avoid twisting the hose during installation to preserve its curved shape and prevent premature wear. This hose does not include a heat shield or protective sleeve, so verify clearance from high-heat components during routing.

Quality Assurance and Warranty

Dayco manufactures the Curved Radiator Hose 70483 to meet SAE J20R4 Class D-1 and SAE J1684 Type EC standards, ensuring compliance with industry requirements for coolant hoses. The EPDM material and construction provide resistance to heat and coolant chemicals, contributing to long service life. Warranty details should be confirmed with the original equipment manufacturer or distributor.