Dayco 73073 Radiator Coolant Hose - Lower

Overview of Dayco Curved Radiator Hose 73073

The Dayco Curved Radiator Hose 73073 is engineered for reliable coolant flow in automotive cooling systems. Designed with durable EPDM material and a branched hose configuration, it supports efficient heat management in various vehicle applications.

• Constructed from high-quality EPDM for heat and chemical resistance
• Branched hose design with multiple inside diameters for versatile coolant routing
• Protective sleeve included for enhanced durability
• Complies with SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Black color for standard OEM appearance
• End inside diameters: 1 1/2 inch and 5/8 inch for multiple connection points
• End outside diameters: 1 13/16 inch and 5/8 inch
• Trunk height of 23 1/2 inches for proper fitment

Dayco Curved Radiator Hose Product Line Details

The Curved Radiator Hose line by Dayco focuses on providing branched hose solutions that accommodate complex coolant routing needs in modern vehicles. This product line emphasizes material quality and precise dimensional specifications to ensure compatibility and durability in demanding engine environments. The 73073 part exemplifies these qualities with its EPDM construction and multiple diameter ends designed for branched coolant flow.

Detailed Product Description

The Dayco 73073 radiator coolant hose is a branched hose made from EPDM, a synthetic rubber known for its resistance to heat, ozone, and coolant chemicals. This hose features multiple inside diameters—1 1/2 inch and 5/8 inch—allowing it to connect to various radiator and engine components. The inclusion of a protective sleeve enhances its lifespan by shielding against abrasion and external damage. Its compliance with SAE J20R4 Class D-1 and SAE J1684 Type EC standards ensures it meets industry requirements for coolant hoses. The black color matches OEM specifications, making it suitable for replacement in vehicles requiring precise fitment.

Common Applications and Issues Addressed

• Replacement of worn or cracked radiator coolant hoses in vehicles requiring branched hose configurations
• Resolving coolant leaks caused by hose degradation or damage
• Improving coolant flow efficiency in complex cooling systems with multiple connection points
• Preventing overheating issues related to compromised coolant hoses
• Maintaining proper engine temperature regulation through reliable coolant circulation

Installation Notes and Tips

• Verify hose dimensions and compatibility with your vehicle’s cooling system before installation
• Ensure all connections are clean and free of debris to prevent leaks
• Use appropriate clamps to secure hose ends firmly without over-tightening
• Inspect surrounding components for wear or damage during installation
• Follow vehicle manufacturer guidelines for coolant system maintenance

Quality Assurance and Warranty

Dayco manufactures the Curved Radiator Hose 73073 to meet stringent SAE specifications, ensuring durability and performance under typical operating conditions. While specific warranty details are not provided, Dayco products generally adhere to industry standards for quality and reliability. Users should consult product documentation or the vehicle manufacturer for warranty coverage related to this part.