Dayco 71631 Radiator Coolant Hose - Lower or Upper

Overview of Dayco Curved Radiator Hose 71631

The Dayco Curved Radiator Hose 71631 is designed to provide reliable coolant flow for select Chevrolet, Dodge, Hyundai, and Mitsubishi vehicles. 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
• 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 19 inches for proper routing

Detailed Product Description

The Dayco Curved Radiator Hose 71631 is part of the Curved Radiator Hose product line, which focuses on delivering hoses shaped to fit specific vehicle cooling systems. This hose is made from EPDM, a synthetic rubber known for its resistance to heat, ozone, and coolant chemicals, making it suitable for radiator coolant applications. Both ends of the hose have an inside diameter of 1 5/16 inches, designed as a single inside diameter hose to maintain consistent coolant flow. The hose 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, ensuring it meets industry requirements for coolant hoses.

Compatible Vehicles and Applications

This radiator coolant hose is compatible with various models from Chevrolet, Dodge, Hyundai, and Mitsubishi. Specifically, it fits Chevrolet models such as the P30, Dodge models including the Expo LRV, Hyundai Accent, and Mitsubishi Colt. The part number 71631 should be referenced to confirm compatibility with these vehicles during maintenance or replacement.

• Replaces worn or cracked radiator hoses in Chevrolet P30
• Restores coolant flow in Dodge Expo LRV cooling systems
• Prevents leaks and overheating in Hyundai Accent engines
• Maintains proper coolant circulation in Mitsubishi Colt

Installation Notes and Tips

When installing the Dayco Curved Radiator Hose 71631, ensure the engine is cool to avoid burns. Verify the hose routing matches the original to prevent kinks or interference with other engine components. Use appropriate clamps to secure both ends firmly, and inspect the radiator and heater connections for corrosion or damage before installation. Proper installation will help maintain the integrity of the cooling system and prevent premature hose failure.

Quality Assurance and Warranty

Dayco manufactures the Curved Radiator Hose 71631 to meet SAE specifications, providing assurance of material quality and dimensional accuracy. While specific warranty details are not provided here, Dayco products typically come with manufacturer-backed warranties covering defects in materials and workmanship. Refer to Dayco’s official documentation for exact warranty terms.