Dayco 87900 HVAC Heater Hose - Heater To Connector or Heater To Tee

Overview of Dayco Small I.D. Heater Hose 87900

The Dayco Small I.D. Heater Hose 87900 is designed specifically for Ford Focus models, providing reliable HVAC heater hose performance. Constructed from durable EPDM material, this hose ensures long-lasting heat resistance and flexibility in your vehicle's heating system.

• Made from high-quality EPDM material for heat and ozone resistance
• Dual inside diameter hose with 5/8 inch and 3/4 inch ends
• Includes integrated heat shield for added protection
• Complies with SAE J20R3 Class D-1 and SAE J1684 Type EC specifications
• Black color for standard OEM appearance
• Trunk height of 17 inches for precise fitment

Detailed Product Description

The Dayco Small I.D. Heater Hose 87900 is engineered to meet the specific HVAC needs of Ford Focus vehicles. Featuring a dual inside diameter design, this hose connects components with 5/8 inch and 3/4 inch inside diameters, ensuring a secure and leak-free fit. The EPDM construction offers excellent resistance to heat, ozone, and aging, which is critical for heater hoses exposed to engine heat and coolant. Additionally, the hose includes a built-in heat shield to protect against excessive temperatures, enhancing durability and performance within the HVAC system.

The Small I.D. Heater Hose product line by Dayco focuses on delivering precise fitment and reliable operation for smaller diameter heater hoses used in automotive HVAC systems. This line is designed to meet or exceed SAE specifications, providing confidence in quality and compatibility for specific vehicle applications like the Ford Focus.

Common Applications and Problem Solving

• Replacement of worn or cracked heater hoses in Ford Focus HVAC systems
• Prevention of coolant leaks that can cause engine overheating
• Restoration of proper heater core function for consistent cabin heating
• Protection against heat damage with integrated heat shield
• Ensuring secure connections with dual inside diameter ends

Installation Notes and Tips

• Verify hose diameters (5/8 inch and 3/4 inch) match your vehicle’s heater core and fittings
• Inspect surrounding components for wear or damage before installation
• Ensure clamps are properly tightened to prevent leaks without damaging the hose
• Route the hose to avoid contact with sharp edges or moving parts
• Replace any worn clamps or connectors during installation for best results

Quality Assurance and Warranty

Dayco’s Small I.D. Heater Hose 87900 is manufactured to meet SAE J20R3 Class D-1 and SAE J1684 Type EC standards, ensuring compliance with industry requirements for heater hoses. The EPDM material and integrated heat shield contribute to the hose’s durability and resistance to heat and environmental factors. While specific warranty details should be confirmed at the point of purchase, Dayco products typically come with a limited warranty against defects in material and workmanship.