Dayco 72389 Radiator Coolant Hose - Lower

Overview of Dayco Curved Radiator Hose 72389

The Dayco Curved Radiator Hose 72389 is designed for reliable coolant flow in select Ford, Lincoln, and Mercury vehicles. Engineered with durable EPDM material, this branched radiator coolant hose ensures consistent performance in demanding engine environments.

• Constructed from high-quality EPDM for heat and chemical resistance
• Branched hose design with three connection points
• Compatible with Ford Fusion, Lincoln Milan, and Mercury Zephyr models
• Includes protective sleeve for added durability
• Meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Black color with precise inside and outside diameters for secure fit

Detailed Product Description

The Dayco Curved Radiator Hose 72389 is a branched radiator coolant hose constructed from EPDM, a synthetic rubber known for its excellent resistance to heat, ozone, and coolant chemicals. This hose features three ends with inside diameters of 1 1/2 inches for End 1 and End 2, and 1 inch for End 3, ensuring proper fitment and coolant flow. The outside diameters correspond accordingly, with End 1 and End 2 at 1 27/32 inches and End 3 at 1 inch. The hose is black in color and includes a protective sleeve to guard against abrasion and wear, although it does not contain a heat shield. It complies with SAE J20R4 Class D-1 and SAE J1684 Type EC standards, confirming its suitability for automotive cooling systems.

The Curved Radiator Hose product line from Dayco focuses on providing hoses with specific bends and branches to accommodate complex engine layouts. This particular hose is designed to fit the cooling systems of Ford Fusion, Lincoln Milan, and Mercury Zephyr vehicles, ensuring compatibility and ease of installation.

Applications and Common Issues Addressed

• Replacement of worn or cracked radiator coolant hoses in Ford Fusion, Lincoln Milan, and Mercury Zephyr
• Resolving coolant leaks caused by hose deterioration or damage
• Maintaining proper coolant flow in branched radiator hose configurations
• Preventing overheating due to compromised hose integrity
• Upgrading to a hose with protective sleeve for enhanced durability

Installation Notes and Tips

• Ensure the vehicle is cool before removing the old radiator hose to avoid burns
• Verify the hose ends match the specified inside diameters for a secure fit
• Inspect hose clamps and replace if necessary to prevent leaks
• Route the hose carefully to avoid kinks or contact with moving parts
• Check for proper seating of the protective sleeve during installation

Quality Assurance and Warranty

Dayco manufactures the Curved Radiator Hose 72389 to meet stringent SAE specifications, ensuring reliable performance in automotive cooling systems. The use of EPDM material and inclusion of a protective sleeve contribute to the hose's durability and resistance to environmental factors. While specific warranty details are not provided, Dayco products typically adhere to industry standards for quality and reliability.