Dayco 71741 Radiator Coolant Hose - Upper

Overview of Dayco Curved Radiator Hose 71741

The Dayco Curved Radiator Hose 71741 is designed to provide reliable coolant flow in automotive cooling systems. Constructed from durable EPDM material, this dual inside diameter hose supports efficient heat resistance and flexibility for various vehicle applications.

• Made from EPDM material for heat and chemical resistance
• Dual inside diameters: 2 inches and 2 1/2 inches
• Black color for standard OEM appearance
• Complies with SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Trunk height of 17 inches for precise fitment
• Curved design to accommodate specific radiator connections

Detailed Product Description

The Dayco Curved Radiator Hose 71741 is engineered to meet stringent SAE standards, ensuring compatibility with cooling systems requiring SAE J20R4 Class D-1 and SAE J1684 Type EC hoses. Its EPDM construction offers resistance to heat, ozone, and coolant chemicals, making it suitable for maintaining optimal engine temperatures. The hose features a dual inside diameter design, with one end measuring 2 inches and the other 2 1/2 inches, allowing it to connect components with differing sizes. The black finish aligns with typical OEM specifications, and the 17-inch trunk height supports proper routing within the engine bay.

About the Curved Radiator Hose Product Line

Dayco's Curved Radiator Hose line focuses on providing hoses with specific bends and diameter variations to fit complex radiator and coolant system layouts. This product line addresses the need for hoses that accommodate different connection sizes and routing paths without compromising durability or performance. The 71741 part number exemplifies this approach by combining a curved shape with dual inside diameters to fit particular vehicle cooling configurations.

Common Applications and Problem Solving

• Replacement for worn or cracked radiator coolant hoses
• Resolving coolant leaks caused by hose degradation
• Addressing improper fitment issues due to diameter mismatches
• Maintaining proper coolant flow in vehicles with curved radiator hose requirements
• Preventing overheating by ensuring secure coolant system connections

Installation Notes and Tips

When installing the Dayco Curved Radiator Hose 71741, ensure the hose is routed without kinks or sharp bends beyond its designed curvature. Verify that the 2-inch and 2 1/2-inch ends match the corresponding radiator and engine fittings. Use appropriate clamps to secure the hose ends and check for leaks after installation. It is recommended to inspect adjacent components for wear during replacement to maintain system integrity.

Quality Assurance and Warranty

Dayco manufactures the Curved Radiator Hose 71741 to meet SAE specifications, ensuring consistent quality and performance. The EPDM material and construction standards provide durability under typical operating conditions. Warranty details should be confirmed with the original equipment manufacturer or distributor, as they may vary by application and region.