Dayco 71291 Radiator Coolant Hose - Upper

Overview of Dayco Curved Radiator Hose 71291

The Dayco Curved Radiator Hose 71291 is designed to provide reliable coolant flow for various vehicle models including Chevrolet, Geo, Isuzu, Pontiac, Toyota, and Volvo. Engineered with durable EPDM material, this radiator coolant hose ensures consistent performance under typical engine operating conditions.

• Constructed from EPDM for heat and chemical resistance
• Black color with a curved design for precise fitment
• Single inside diameter hose with 1 5/16 inch ends
• Meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Trunk height of 13 inches for proper routing

Dayco Curved Radiator Hose Product Line Details

The Curved Radiator Hose line by Dayco focuses on delivering hoses shaped to fit specific engine layouts, reducing the need for modifications during installation. This product line emphasizes compatibility and durability, making it suitable for vehicles requiring precise hose curvature to maintain optimal coolant flow and system integrity.

Detailed Product Description

The Dayco 71291 radiator coolant hose is manufactured 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 5/16 inches, designed as a single inside diameter hose to ensure a secure connection with radiator and engine fittings. The hose is black in color and does not include a heat shield or protective sleeve, which is typical for this type of radiator hose. It complies with SAE J20R4 Class D-1 and SAE J1684 Type EC standards, confirming its suitability for automotive cooling systems. The trunk height of 13 inches allows for proper routing in the engine bay without kinking or interference.

Compatible Vehicles and Common Applications

• Chevrolet models 760 and 780
• Geo models Spectrum and Storm
• Isuzu I-Mark
• Pontiac Sunburst and Stylus
• Toyota Corolla, Pickup, and Tercel
• Volvo models requiring a 1 5/16 inch curved radiator hose

Installation Notes and Tips

Ensure the engine is cool before removing the old radiator hose to prevent burns. Verify that the hose ends match the radiator and engine fittings with a 1 5/16 inch inside diameter. Properly secure hose clamps to avoid leaks and check for any signs of wear or damage on adjacent components during installation. The curved design of this hose helps maintain correct coolant flow and fitment without the need for bending or modification.

Quality Assurance and Warranty

Dayco manufactures the Curved Radiator Hose 71291 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.