Dayco 71860 Radiator Coolant Hose - Upper or Upper - Radiator To Filler Neck

Overview of Dayco Curved Radiator Hose 71860

The Dayco Curved Radiator Hose 71860 is engineered for reliable coolant flow in various vehicle models including Chrysler, Dodge, Hyundai, Kia, Plymouth, and Toyota. Designed with durable EPDM material, this dual inside diameter hose ensures a secure fit and efficient heat resistance for optimal engine cooling performance.

• Constructed from high-quality EPDM material for durability and heat resistance
• Dual inside diameter design: 1 1/4 inch on one end and 1 3/8 inch on the other
• Black color for standard OEM appearance
• Meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Trunk height of 15 inches for precise fitment
• Compatible with multiple makes and models including Hyundai Accent, Dodge Caravan, Toyota Highlander, and more

Detailed Product Description

The Dayco Curved Radiator Hose 71860 is a specialized radiator coolant hose designed to maintain proper coolant circulation within the engine cooling system. Made from EPDM (ethylene propylene diene monomer) rubber, this hose offers excellent resistance to heat, ozone, and coolant chemicals, ensuring long service life under demanding conditions. The dual inside diameter (1 1/4 inch and 1 3/8 inch) allows for a secure connection between different radiator or engine fittings, reducing the risk of leaks. This hose does not include a heat shield or protective sleeve, focusing on a straightforward, reliable design.

The Curved Radiator Hose product line by Dayco is tailored to provide precise fitment and durability for various vehicle cooling systems. This line emphasizes quality materials and adherence to SAE specifications, making it suitable for replacement in vehicles requiring specific hose dimensions and performance standards.

Compatible Vehicles and Applications

• Chrysler Voyager and Plymouth Grand Voyager
• Dodge Caravan and Grand Caravan
• Hyundai Accent, Rio, and Veloster
• Kia models compatible with specified hose dimensions
• Toyota Highlander

Common Issues Addressed by Dayco Radiator Hose 71860

• Coolant leaks due to cracked or worn radiator hoses
• Overheating caused by restricted coolant flow
• Hose swelling or softening from heat exposure
• Improper hose fitment leading to coolant system pressure loss
• Replacement of aged or deteriorated hoses to maintain engine cooling efficiency

Installation Notes and Tips

• Ensure engine is cool before removing the old radiator hose
• Check hose connections for corrosion or damage before installation
• Use appropriate clamps to secure the hose ends firmly
• Verify the hose routing matches OEM specifications to avoid kinks or interference
• Inspect the cooling system for leaks after installation

Quality Assurance and Warranty

Dayco manufactures the Curved Radiator Hose 71860 to meet SAE J20R4 Class D-1 and SAE J1684 Type EC standards, ensuring compliance with industry requirements for coolant hoses. The EPDM material and construction provide resistance to heat and coolant chemicals, contributing to reliable performance. Warranty details should be confirmed with the distributor or vehicle manufacturer, as Dayco typically offers coverage against manufacturing defects.