Dayco 87890 HVAC Heater Hose - Heater To Pipe-1 or Heater To Water Pump

Overview of Dayco Small I.D. Heater Hose 87890

The Dayco Small I.D. Heater Hose 87890 is designed for reliable HVAC system performance in select Ford vehicles. Engineered with durable EPDM material, this black single inside diameter hose ensures consistent heat transfer and fluid flow for your vehicle's heating system.

• Constructed from high-quality EPDM for heat and chemical resistance
• Black color for easy identification and compatibility
• 5/8 inch inside diameter on both ends for uniform fit
• Meets SAE J20R3 Class D-1 and SAE J1684 Type EC specifications
• Single inside diameter hose type for straightforward installation
• Trunk height of 31 for proper routing in HVAC systems

Detailed Product Description

This Dayco Small I.D. Heater Hose 87890 is part of the Small I.D. Heater Hose product line, which focuses on providing precise fit and reliable performance for heating and cooling systems. The hose is made from EPDM, a synthetic rubber known for its excellent resistance to heat, ozone, and automotive fluids, making it suitable for HVAC applications in Ford E-Series and Super Duty trucks. Both ends of the hose have a 5/8 inch inside diameter, ensuring a consistent seal and flow rate. The hose complies with SAE J20R3 Class D-1 and SAE J1684 Type EC standards, confirming its suitability for automotive heater hose applications without heat shields or protective sleeves.

Compatible Vehicles and Applications

This heater hose is compatible with a range of Ford models, including:

• Ford E-150, E-150 Club Wagon, and E-150 Econoline variants
• Ford E-250 and E-250 Econoline
• Ford E-350 Club Wagon, E-350 Econoline, E-350 Econoline Club Wagon, and E-350 Super Duty
• Ford Excursion
• Ford F-250 Super Duty and F-350 Super Duty

Common Issues Addressed by Dayco 87890 Heater Hose

• Replacement of cracked or leaking heater hoses causing coolant loss
• Resolving heater core flow restrictions due to deteriorated hoses
• Preventing overheating issues related to faulty HVAC hose connections
• Eliminating coolant contamination from degraded hose materials
• Maintaining proper heater system pressure and temperature control

Installation Notes and Tips

• Ensure the engine is cool before removing the old heater hose to avoid burns
• Check hose clamps and replace if corroded or damaged for a secure fit
• Verify the 5/8 inch inside diameter matches your vehicle’s heater hose fittings
• Route the hose carefully to avoid kinks or contact with moving parts
• Inspect the HVAC system for leaks after installation and refill coolant as needed

Quality Assurance and Warranty

Dayco manufactures the Small I.D. Heater Hose 87890 to meet stringent SAE specifications, ensuring durability and performance in demanding automotive environments. While specific warranty details are not provided, Dayco products typically adhere to industry standards for quality and reliability. For warranty information, consult the product documentation or contact the manufacturer directly.