Dayco 87624 HVAC Heater Hose

Overview of Dayco Small I.D. Heater Hose 87624

The Dayco Small I.D. Heater Hose 87624 is designed for reliable HVAC system performance in various vehicle models including Honda Civic, Toyota Corolla, and Ford F-150. Constructed from durable EPDM material, this black single inside diameter hose ensures consistent heat transfer and fluid flow within your vehicle's heating system.

• Made from EPDM material for heat and chemical resistance
• Black color for standard OEM appearance
• 5/8 inch inside diameter on both ends for uniform fit
• Single I.D. hose type for straightforward installation
• Meets SAE J20R3 Class D-1 and SAE J1684 Type EC specifications
• Trunk height of 9 inches for proper routing

Details on the Small I.D. Heater Hose Product Line

The Dayco Small I.D. Heater Hose product line focuses on providing precise fitment and material quality for HVAC heater hoses with smaller inside diameters. This line is engineered to meet strict SAE standards, ensuring compatibility and durability across multiple vehicle makes and models. The 87624 part number represents a single I.D. hose designed to maintain system integrity without additional heat shields or protective sleeves, suitable for standard heating system applications.

Technical Description and Compatibility

This HVAC heater hose features a consistent 5/8 inch inside diameter on both ends, making it compatible with a range of vehicles such as Acura EL, Chrysler Pacifica, Dodge Caravan, Ford F-150, Honda Civic del Sol, Hyundai Excel, Jaguar S-Type, Lincoln LS, Mitsubishi Diamante, Pontiac Vibe, and Toyota Highlander. The EPDM construction offers resistance to heat, ozone, and automotive fluids, supporting long-term HVAC system reliability. The hose does not include a heat shield or protective sleeve, which aligns with OEM specifications for many applications.

Common Applications and Problem Solving

• Replacement of worn or cracked heater hoses in HVAC systems
• Resolving coolant leaks affecting cabin heating performance
• Restoring proper coolant flow in vehicles like the Toyota Sienna and Dodge Grand Caravan
• Addressing hose degradation due to heat exposure in Ford Thunderbird and Lincoln LS
• Maintaining HVAC system efficiency in Honda Civic and Acura EL models

Installation Notes and Tips

Ensure the vehicle is cool before beginning installation to avoid burns from hot coolant. Verify the 5/8 inch inside diameter matches the existing hose connections. Inspect hose routing to prevent kinks or contact with moving parts. Use appropriate clamps to secure the hose ends firmly. The absence of a heat shield or protective sleeve means extra care should be taken to avoid contact with high-temperature engine components.

Quality Assurance and Warranty

Dayco Small I.D. Heater Hose 87624 complies with SAE J20R3 Class D-1 and SAE J1684 Type EC standards, ensuring material and dimensional quality. Manufactured to meet OEM specifications, this hose supports reliable HVAC system operation. Warranty details should be confirmed with the original equipment manufacturer or distributor, as Dayco typically offers coverage against manufacturing defects.