Dayco 72090 Radiator Coolant Hose - Upper

Overview of Dayco Curved Radiator Hose 72090

The Dayco Curved Radiator Hose 72090 is designed specifically for Acura MDX and Honda Pilot models. Constructed from durable EPDM material, this radiator coolant hose ensures reliable performance in your vehicle's cooling system.

• Material: EPDM for heat and chemical resistance
• Color: Black
• End 1 and End 2 Inside Diameter: 1 3/16 inches
• Hose Type: Single inside diameter hose
• Meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Trunk Height: 19 inches
• Does not include heat shield or protective sleeve

Detailed Product Description

The Dayco Curved Radiator Hose line is engineered to provide a precise fit and dependable durability for radiator coolant systems. This particular hose, part number 72090, is made from EPDM (ethylene propylene diene monomer) rubber, which offers excellent resistance to heat, ozone, and coolant chemicals. The hose features a consistent inside diameter of 1 3/16 inches on both ends, ensuring proper coolant flow and compatibility with the radiator and engine fittings of Acura MDX and Honda Pilot vehicles. It complies with SAE J20R4 Class D-1 and SAE J1684 Type EC standards, confirming its suitability for automotive coolant applications. The hose’s curved design supports efficient routing within the engine bay without kinking or collapsing.

Compatible Vehicles and Applications

This radiator coolant hose is compatible with the following vehicles:

• Acura MDX
• Honda Pilot

It is intended for use in the cooling system to replace worn or damaged radiator hoses, helping to maintain optimal engine temperature and prevent coolant leaks.

Common Issues Addressed by This Radiator Hose

• Coolant leaks caused by cracked or brittle hoses
• Overheating due to restricted coolant flow
• Hose collapse or kinking affecting coolant circulation
• Degradation from heat and chemical exposure
• Improper fitment leading to coolant system failure

Installation Notes and Tips

• Ensure the engine is cool before removing the old hose
• Check hose clamps and replace if worn or corroded
• Verify the hose routing matches the original to avoid kinks
• Use proper tools to avoid damaging hose ends during installation
• Inspect the cooling system for leaks after installation

Quality Assurance and Warranty

Dayco’s Curved Radiator Hose line, including part number 72090, is manufactured to meet strict SAE specifications for durability and performance. While specific warranty details are not provided, Dayco products typically adhere to industry standards for quality and reliability. Using this hose helps maintain the integrity of your Acura MDX or Honda Pilot cooling system.