Dayco 71148 Radiator Coolant Hose - Upper

Durable Dayco Curved Radiator Hose for Reliable Cooling

The Dayco Curved Radiator Hose 71148 is engineered to provide dependable coolant flow in automotive cooling systems. Designed with high-quality EPDM material and a protective sleeve, this radiator coolant hose ensures long-lasting performance in various vehicle applications.

Key Features of Dayco Radiator Coolant Hose 71148

• 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 with a trunk height of 19 3/4 inches
• Does not contain a heat shield, focusing on core hose protection

About the Dayco Curved Radiator Hose Product Line

The Curved Radiator Hose line by Dayco is designed to accommodate specific radiator configurations requiring precise bends and dimensions. This product line emphasizes durability and fitment accuracy, making it suitable for vehicles that demand reliable coolant hose performance under varying operating conditions. The 71148 part number represents a single inside diameter hose with protective features tailored for extended service life.

Applications and Common Issues Addressed

• Replacement of worn or cracked radiator coolant hoses in compatible vehicles
• Prevention of coolant leaks caused by hose degradation or abrasion
• Maintaining optimal engine temperature by ensuring proper coolant flow
• Addressing hose swelling or softening due to heat exposure
• Resolving fitment issues in radiator systems requiring a curved hose with specific diameters

Installation Notes and Tips

Ensure the cooling system is cool before removing the old hose to avoid burns. Verify that the 1 5/16 inch inside diameter matches your vehicle’s radiator and engine fittings. Inspect hose clamps and replace if necessary to secure the Dayco 71148 hose properly. The protective sleeve should be positioned to minimize abrasion against adjacent components. Confirm no kinks or sharp bends occur during installation to maintain coolant flow efficiency.

Quality Assurance and Warranty Information

Dayco manufactures the Curved Radiator Hose 71148 to meet SAE J20R4 Class D-1 and SAE J1684 Type EC standards, ensuring compliance with industry cooling system requirements. The EPDM material and protective sleeve contribute to the hose’s durability and resistance to heat and chemicals. Warranty details should be confirmed with the vehicle manufacturer or supplier, as Dayco typically supports its products with limited warranties against defects in material and workmanship.