Dayco 72040 Radiator Coolant Hose - Upper

Overview of Dayco Curved Radiator Hose 72040

The Dayco Curved Radiator Hose 72040 is engineered to provide reliable coolant flow in automotive cooling systems. Designed with durable EPDM material, this dual inside diameter hose supports efficient heat resistance and flexibility for various vehicle applications.

• Constructed from high-quality EPDM material for heat and chemical resistance
• Dual inside diameters: 1 7/16 inches and 1 19/32 inches for precise fitment
• Black color for standard OEM appearance
• Complies with SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Trunk height of 11 inches for optimal routing in engine compartments
• Does not include heat shield or protective sleeve

Detailed Product Description

The Dayco Curved Radiator Hose line is designed to meet stringent automotive cooling system requirements. Part number 72040 features a dual inside diameter design, allowing it to connect components with differing hose sizes efficiently. Made from EPDM, this hose offers resistance to heat, ozone, and coolant chemicals, ensuring durability under typical engine operating conditions. The black finish maintains a clean, OEM-style look. This hose meets SAE J20R4 Class D-1 and SAE J1684 Type EC standards, confirming its suitability for use in many passenger vehicles and light trucks.

Applications and Problem Solving

• Replaces worn or cracked radiator coolant hoses to prevent leaks
• Addresses coolant flow interruptions caused by hose deformation or swelling
• Suitable for vehicles requiring a dual inside diameter curved radiator hose
• Helps maintain proper engine temperature by ensuring coolant circulation
• Prevents overheating issues related to compromised radiator hoses

Installation Notes and Tips

When installing the Dayco Curved Radiator Hose 72040, ensure the hose is routed without kinks or sharp bends to maintain coolant flow. Verify the inside diameters match the radiator and engine fittings for a secure connection. Use appropriate clamps to secure the hose ends firmly. Since this hose does not include a heat shield or protective sleeve, consider additional protection if routing near high-temperature components.

Quality Assurance

Dayco manufactures the Curved Radiator Hose 72040 to meet SAE specifications, ensuring consistent quality and performance. The EPDM material and construction standards provide reliable service life under normal operating conditions. Warranty information is available through Dayco and should be confirmed at the point of purchase.