Dayco 72907 Radiator Coolant Hose - Upper

Overview of Dayco Curved Radiator Hose 72907

The Dayco Curved Radiator Hose 72907 is designed to provide reliable coolant flow for Acura and Honda vehicles, including the MDX, Pilot, and Ridgeline models. Constructed from durable EPDM material, this radiator coolant hose ensures consistent performance under typical engine operating conditions.

• Made from high-quality EPDM rubber for heat and chemical resistance
• Black color with a curved design for precise fitment
• End 1 and End 2 inside diameter: 1 3/16 inches
• End 1 and End 2 outside diameter: 1 19/32 inches
• Meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Single inside diameter hose type
• Trunk height of 16 inches
• Compatible with Acura MDX, Honda Pilot, and Honda Ridgeline

Detailed Product Description

The Dayco Curved Radiator Hose 72907 is engineered to maintain efficient coolant circulation within the engine cooling system. Its EPDM construction offers resistance to heat, ozone, and coolant chemicals, which helps extend hose life and maintain system integrity. The hose features a consistent inside diameter of 1 3/16 inches on both ends, ensuring a secure connection to radiator and engine fittings. The outside diameter measures 1 19/32 inches, designed to fit specific OEM dimensions for Acura and Honda vehicles. This hose complies with SAE J20R4 Class D-1 and SAE J1684 Type EC standards, confirming its suitability for automotive coolant applications. The curved design facilitates proper routing within the engine bay, reducing stress and potential kinks.

The Curved Radiator Hose product line by Dayco focuses on delivering hoses that match or exceed OEM specifications for coolant system components. This line emphasizes precise fitment and material durability, making it a reliable choice for replacement radiator hoses in compatible Acura and Honda models.

Common Applications and Issues Addressed

• Replacement of worn or cracked radiator coolant hoses in Acura MDX, Honda Pilot, and Ridgeline
• Prevention of coolant leaks caused by hose degradation
• Restoration of proper coolant flow to avoid engine overheating
• Elimination of hose collapse or kinking due to improper fit or material failure
• Maintaining system pressure and preventing coolant contamination

Installation Notes and Tips

Ensure the engine is cool before removing the old radiator hose to avoid burns. Inspect hose clamps and radiator fittings for wear or damage and replace if necessary. Confirm that the hose routing matches the original path to prevent interference with other engine components. Tighten clamps securely but avoid over-tightening, which can damage the hose ends. After installation, check for leaks and proper coolant flow during engine warm-up.

Quality Assurance and Warranty

Dayco manufactures the Curved Radiator Hose 72907 to meet industry standards, including SAE J20R4 Class D-1 and SAE J1684 Type EC. While specific warranty details are not provided, Dayco products typically adhere to strict quality control processes to ensure durability and performance. For warranty information, refer to Dayco’s official documentation or contact the vehicle manufacturer.