Dayco 71613 Radiator Coolant Hose - Upper

Overview of Dayco Curved Radiator Hose 71613

The Dayco Curved Radiator Hose 71613 is designed specifically for Nissan Maxima models, providing reliable coolant flow and engine temperature regulation. Constructed from durable EPDM material, this dual inside diameter hose ensures a precise fit and long-lasting performance.

• Material: EPDM for heat and chemical resistance
• Color: Black
• End 1 Inside Diameter: 1 5/16 inches
• End 2 Inside Diameter: 1 9/16 inches
• Hose Type: Dual inside diameter hose
• SAE Specifications: SAE J20R4 Class D-1, SAE J1684 Type EC
• Trunk Height: 18 1/2 inches
• Compatible with Nissan Maxima models

About the Curved Radiator Hose Product Line

The Dayco Curved Radiator Hose line focuses on delivering hoses with precise bends and dual inside diameters to accommodate specific radiator and engine connections. This design helps maintain optimal coolant flow and fitment accuracy, reducing the risk of leaks or hose failure. The 71613 part exemplifies this approach, tailored for the Nissan Maxima cooling system requirements.

Detailed Product Description

This radiator coolant hose is manufactured from EPDM, a synthetic rubber known for its resistance to heat, ozone, and coolant chemicals, making it suitable for automotive cooling systems. The dual inside diameter design allows for secure connections on both ends, with 1 5/16 inch and 1 9/16 inch diameters respectively. The hose meets SAE J20R4 Class D-1 and SAE J1684 Type EC standards, ensuring compliance with industry requirements for coolant hoses. Its black color and 18 1/2 inch trunk height provide a clean, functional fit within the engine bay of Nissan Maxima vehicles.

Common Applications and Problem Solving

• Replacement of worn or cracked radiator coolant hoses on Nissan Maxima
• Resolving coolant leaks caused by hose degradation
• Maintaining proper engine temperature by ensuring coolant flow
• Preventing overheating due to hose failure or improper fit
• Upgrading OEM hoses with a durable, specification-compliant part

Installation Notes and Tips

Ensure the engine is cool before removing the old radiator hose to avoid burns. Verify the hose diameters match the radiator and engine fittings on your Nissan Maxima. Use appropriate clamps to secure the hose ends and check for leaks after installation. Inspect surrounding components for wear or damage during replacement.

Quality Assurance and Warranty

Dayco manufactures the Curved Radiator Hose 71613 to meet SAE specifications, ensuring durability and performance. While specific warranty details are not provided, Dayco products typically adhere to industry standards for quality and reliability. Always consult product documentation or the manufacturer for warranty information.