Dayco 72494 Radiator Coolant Hose - Upper

Overview of Dayco Curved Radiator Hose 72494

The Dayco Curved Radiator Hose 72494 is designed specifically for Toyota Highlander models, providing reliable coolant flow and engine temperature regulation. Constructed from durable EPDM material, this black radiator coolant hose ensures consistent performance under various operating conditions.

• Made from EPDM material for heat and chemical resistance
• Black color with a curved design for precise fitment
• Inside diameter of 1 5/16 inches on both ends
• Single inside diameter hose type for streamlined coolant flow
• Meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Trunk height of 18 1/2 inches for proper routing

Detailed Product Description

The Dayco Curved Radiator Hose 72494 is engineered to meet the cooling system demands of Toyota Highlander vehicles. Its EPDM construction offers resistance to heat, ozone, and coolant chemicals, which helps maintain hose integrity over time. The hose features a consistent 1 5/16 inch inside diameter on both ends, ensuring a secure and leak-free connection within the cooling system. This single inside diameter hose is designed without a heat shield or protective sleeve, focusing on a straightforward, efficient coolant path. Compliance with SAE J20R4 Class D-1 and SAE J1684 Type EC standards confirms its suitability for automotive coolant applications.

About the Curved Radiator Hose Product Line

The Curved Radiator Hose line by Dayco offers hoses shaped to fit specific vehicle cooling system layouts, reducing the need for modifications during installation. This product line emphasizes precise curvature and dimensional accuracy, which helps maintain optimal coolant flow and system pressure. The 72494 part is a representative of this line, tailored for the Toyota Highlander to ensure compatibility and performance.

Common Applications and Problem Solving

• Replacement of worn or cracked radiator coolant hoses in Toyota Highlander vehicles
• Addressing coolant leaks caused by hose degradation or damage
• Preventing overheating issues due to compromised coolant flow
• Maintaining proper engine temperature regulation through reliable hose performance
• Ensuring compliance with manufacturer coolant system specifications

Installation Notes and Tips

When installing the Dayco Curved Radiator Hose 72494, ensure the hose is routed according to the Toyota Highlander’s factory specifications to avoid kinks or undue stress. Verify that the hose ends fit securely on the radiator and engine fittings with proper clamps. Inspect the cooling system for any additional wear or damage during replacement to maintain overall system integrity.

Quality Assurance

Dayco manufactures the Curved Radiator Hose 72494 to meet stringent SAE standards, ensuring durability and performance in automotive cooling systems. While specific warranty details are not provided, Dayco products typically adhere to industry quality controls to support reliable operation in Toyota Highlander vehicles.