Dayco 71039 Radiator Coolant Hose - Upper

Overview of Dayco Curved Radiator Hose 71039

The Dayco Curved Radiator Hose 71039 is designed for reliable coolant flow in Ford trucks and SUVs. Engineered with durable EPDM material, this radiator coolant hose ensures consistent performance in Ford Bronco, F-100, F-150, F-250, and F-350 models requiring a 1 1/2 inch inside diameter hose.

• Constructed from high-quality EPDM material for heat and chemical resistance
• Black color with a curved design for precise fitment
• Single inside diameter hose with 1 1/2 inch ends on both sides
• Meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Trunk height of 21 inches for proper routing in engine bay
• Compatible with Ford Bronco, F-100, F-150, F-250, and F-350 models

Details on the Curved Radiator Hose Product Line

The Dayco Curved Radiator Hose line focuses on delivering hoses shaped to fit specific radiator and engine configurations. This product line emphasizes precise bends and dimensions to ensure proper coolant flow and secure connections without the need for modifications. The 71039 part is a single inside diameter hose designed to meet stringent SAE standards, providing a reliable replacement for original equipment in Ford trucks and SUVs.

Product Description and Specifications

The Dayco 71039 radiator coolant hose is made from EPDM, a synthetic rubber known for its resistance to heat, ozone, and coolant chemicals. Both ends of the hose have an inside diameter of 1 1/2 inches, making it suitable for radiator connections requiring this size. The hose does not include a heat shield or protective sleeve, focusing on a straightforward, durable design. Its trunk height of 21 inches allows it to fit correctly within the engine compartment of compatible Ford vehicles. Compliance with SAE J20R4 Class D-1 and SAE J1684 Type EC standards ensures the hose meets industry requirements for coolant hoses.

Common Applications and Problem Solving

• Replacement of worn or cracked radiator coolant hoses in Ford Bronco and F-Series trucks
• Resolving coolant leaks caused by hose degradation or damage
• Addressing overheating issues due to restricted or collapsed hoses
• Maintaining proper coolant flow and engine temperature regulation
• Ensuring secure hose connections to prevent coolant loss

Installation Notes and Tips

Before installation, verify the hose dimensions and compatibility with your specific Ford model. Drain the cooling system to prevent spills and allow the engine to cool completely. Remove the old hose carefully, inspecting clamps and fittings for wear. Install the Dayco 71039 hose ensuring both ends seat fully on the radiator and engine fittings. Use appropriate clamps tightened to manufacturer specifications to avoid leaks. After installation, refill the cooling system and check for leaks during engine operation.

Quality Assurance and Warranty

Dayco manufactures the 71039 radiator hose to meet SAE standards, ensuring durability and performance under typical operating conditions. While specific warranty details are not provided, Dayco products generally adhere to industry quality controls and are designed for long service life in Ford Bronco and F-Series trucks.