Dayco 71947 Radiator Coolant Hose - Upper, Upper - Radiator To Tee or Upper - Tee To Radiator

Durable Radiator Coolant Hose for Chevrolet, Toyota, and More

The Dayco Curved Radiator Hose 71947 is engineered to provide reliable coolant flow for select Chevrolet, Oldsmobile, Pontiac, and Toyota models. Designed with EPDM material and a protective sleeve, this hose ensures long-lasting performance in demanding engine environments.

Key Features of Dayco Curved Radiator Hose 71947

• Constructed from durable 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 for consistent coolant flow
• Includes a protective sleeve to guard against abrasion and wear
• Meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Single inside diameter hose type for straightforward installation
• Trunk height of 14 inches for proper routing in engine bay

About the Dayco Curved Radiator Hose Product Line

The Curved Radiator Hose line by Dayco focuses on delivering hoses with precise bends and dimensions to match specific vehicle cooling system requirements. This product line emphasizes durability and fitment accuracy, reducing the risk of leaks and coolant loss. The 71947 part is a representative example, designed to meet OEM standards for several popular vehicle models.

Detailed Product Description

This radiator coolant hose is made from EPDM, a synthetic rubber known for its resistance to heat, ozone, and coolant chemicals, making it suitable for engine cooling systems. The hose features a consistent inside diameter of 1 5/16 inches on both ends, ensuring uniform coolant flow. Its black color and curved shape allow it to fit neatly within the engine bay of compatible vehicles. The protective sleeve adds an extra layer of defense against abrasion, extending the hose's service life. Compliance with SAE J20R4 Class D-1 and SAE J1684 Type EC standards confirms its suitability for automotive cooling applications.

Compatible Vehicles and Common Applications

• Chevrolet Malibu and Alero coolant system maintenance
• Toyota Corolla, Matrix, and Vibe radiator hose replacement
• Oldsmobile Cutlass and Pontiac Grand Am cooling system repairs
• Addressing coolant leaks or hose deterioration in listed models
• Replacing worn or damaged radiator hoses to maintain engine temperature

Installation Notes and Tips

Ensure the engine is cool before removing the old radiator hose to prevent burns. Verify that the hose diameter matches the vehicle’s specifications—this hose has a 1 5/16 inch inside diameter on both ends. Use appropriate clamps to secure the hose and check for any signs of wear or damage on adjacent components during installation. The protective sleeve should be positioned to prevent contact with sharp or abrasive surfaces.

Quality Assurance and Warranty

Dayco manufactures the Curved Radiator Hose 71947 to meet industry SAE specifications, ensuring reliable performance in automotive cooling systems. While specific warranty details are not provided, Dayco products typically adhere to strict quality control standards to support durability and fitment accuracy.