Dayco 70908 Radiator Coolant Hose - Lower - Pipe To Engine, Lower - Pipe To Radiator or Upper

Overview of Dayco Curved Radiator Hose 70908

The Dayco Curved Radiator Hose 70908 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 high-quality EPDM material for heat and chemical resistance
• Dual inside diameter design: 2 inches on one end and 2 1/4 inches on the other
• Black color for standard OEM appearance
• Complies with SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Trunk height measures 14 3/4 inches for precise fitment
• Does not include heat shield or protective sleeve

Details on the Curved Radiator Hose Product Line

The Dayco Curved Radiator Hose line focuses on delivering hoses with specific bends and diameters to accommodate complex engine bay layouts. This product line ensures proper coolant routing and fitment, reducing the risk of leaks or kinks. The 70908 part number is part of this line, offering a dual inside diameter hose that fits applications requiring a transition between 2 inch and 2 1/4 inch connections.

Technical Description and Specifications

The Dayco 70908 radiator coolant hose is manufactured from EPDM, a synthetic rubber known for its resistance to heat, ozone, and coolant chemicals. The hose features a dual inside diameter design, with one end measuring 2 inches and the other 2 1/4 inches, allowing it to connect components with differing hose sizes. Its black color matches OEM standards, and the hose meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications, ensuring compliance with industry standards for coolant hoses. The trunk height of 14 3/4 inches provides the necessary length and curvature for proper installation in compatible vehicles.

Common Applications and Problem Solving

• Replacement of worn or cracked radiator coolant hoses in vehicles requiring dual diameter connections
• Resolving coolant leaks caused by hose degradation or improper fitment
• Addressing overheating issues due to restricted coolant flow from damaged hoses
• Maintaining proper coolant circulation in vehicles with complex radiator hose routing
• Ensuring compatibility with vehicles needing a curved hose with specific inside diameters

Installation Notes and Tips

When installing the Dayco Curved Radiator Hose 70908, ensure the hose is properly seated on both radiator and engine fittings to prevent leaks. Use appropriate clamps rated for coolant hoses and verify that the hose routing avoids contact with sharp edges or moving parts. Since this hose does not include a heat shield or protective sleeve, consider additional protection if the hose is exposed to high heat sources. Always inspect the cooling system for other worn components during replacement.

Quality Assurance and Warranty

Dayco manufactures the Curved Radiator Hose 70908 to meet SAE specifications, ensuring durability and performance under typical operating conditions. While specific warranty details are not provided, Dayco products generally adhere to industry standards for quality and reliability. For best results, use this hose as a direct replacement part compatible with your vehicle's cooling system requirements.