Dayco 71089 Radiator Coolant Hose - Lower or Upper

Overview of Dayco Curved Radiator Hose 71089

The Dayco Curved Radiator Hose 71089 is designed to provide reliable coolant flow for various vehicle models including Audi, Buick, Chevrolet, Dodge, GMC, Plymouth, and Pontiac. Engineered with durable EPDM material, this radiator coolant hose ensures consistent performance under typical engine operating conditions.

• Constructed from EPDM material for heat and chemical resistance
• Black color with a curved design for precise fitment
• Inside diameter of 1 1/4 inches on both ends
• Meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Single inside diameter hose type with 24-inch trunk height
• Compatible with multiple vehicle makes and models including Chevrolet Astro, Buick LeSabre, Pontiac Safari, and more

Dayco Curved Radiator Hose Product Line Details

The Curved Radiator Hose line by Dayco focuses on delivering hoses that match the original equipment specifications for coolant systems requiring a curved hose design. This product line emphasizes precise dimensions and material standards to ensure proper coolant flow and fitment in a variety of automotive applications. The 71089 part number is part of this line, offering a reliable replacement option for vehicles needing a curved radiator hose with consistent inside diameters.

Product Description and Specifications

The Dayco 71089 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 1/4 inches, making it suitable for coolant system connections requiring this size. The hose does not include a heat shield or protective sleeve, which is typical for many radiator hoses designed for standard engine compartments. It complies with SAE J20R4 Class D-1 and SAE J1684 Type EC standards, ensuring it meets industry requirements for coolant hoses. The hose’s trunk height measures 24 inches, providing adequate length for installation in compatible vehicles.

Compatible Vehicles and Applications

• Designed for use in Audi 4000 models
• Fits Buick LeSabre, Regal, and Pontiac Safari
• Compatible with Chevrolet Astro and P30/P3500 chassis
• Suitable for Dodge Caravan and Plymouth Voyager
• Also fits GMC Laurentian and Pontiac Parisienne

Installation Notes and Tips

• Ensure the hose diameter matches the vehicle’s radiator and engine fittings
• Inspect hose clamps and replace if worn to prevent leaks
• Verify the hose routing matches the original to avoid kinks or interference
• Check for coolant leaks after installation and during initial engine operation
• Use appropriate tools to avoid damaging the hose during installation

Quality Assurance and Warranty

Dayco manufactures the 71089 Curved Radiator Hose to meet SAE specifications, ensuring durability and performance in automotive cooling systems. While specific warranty details are not provided, Dayco products typically adhere to industry standards for quality and reliability. It is recommended to consult the product packaging or manufacturer for warranty information related to this part.