Dayco 87871 HVAC Heater Hose - Intake Manifold To Thermostat or Water Pump To Pipe

Overview of Dayco Small I.D. Heater Hose 87871

The Dayco Small I.D. Heater Hose 87871 is designed for reliable HVAC system performance in select Nissan and Volkswagen vehicles. Engineered with durable EPDM material, this hose ensures consistent heat transfer and resistance to automotive fluids.

• Constructed from EPDM for heat and chemical resistance
• Black single inside diameter hose with 5/8 inch ends
• Meets SAE J20R3 Class D-1 and SAE J1684 Type EC specifications
• Compatible with Nissan 200SX and Sentra, Volkswagen Passat models
• Trunk height dimension of 4 inches for precise fitment

Detailed Product Description

The Dayco Small I.D. Heater Hose line focuses on providing high-quality HVAC heater hoses with specific inside diameters to match OEM requirements. The 87871 part number features a single inside diameter hose measuring 5/8 inch on both ends, making it suitable for consistent flow and connection within the heating system. Manufactured from EPDM, this hose offers excellent resistance to heat, ozone, and automotive fluids, which is critical for maintaining HVAC system integrity over time. The black color and trunk height of 4 inches ensure it fits seamlessly within the engine bay of compatible vehicles.

Compatible Vehicles and Applications

This heater hose is compatible with the following vehicles:

• Nissan 200SX
• Nissan Sentra
• Volkswagen Passat

It is designed to replace worn or damaged heater hoses in the HVAC system, restoring proper coolant flow and heating performance.

Common Issues Addressed by Dayco 87871 Heater Hose

• Leaking or cracked heater hoses causing coolant loss
• Reduced heating efficiency due to hose deterioration
• Swelling or softening of hoses from heat exposure
• Incompatibility or improper fit of generic hoses
• Premature hose failure from substandard materials

Installation Notes and Tips

When installing the Dayco Small I.D. Heater Hose 87871, ensure the vehicle is cool and the cooling system is depressurized. Verify the 5/8 inch inside diameter matches the OEM specifications for your Nissan 200SX, Sentra, or Volkswagen Passat. Inspect hose clamps and connections for wear and replace if necessary to prevent leaks. Proper routing and secure attachment will help maintain system integrity and prevent premature hose damage.

Quality Assurance and Warranty

Dayco manufactures the Small I.D. Heater Hose 87871 to meet SAE J20R3 Class D-1 and SAE J1684 Type EC standards, ensuring compliance with industry requirements for heater hoses. The use of EPDM material provides durability and resistance to heat and chemicals commonly found in automotive HVAC systems. While specific warranty details are not provided, Dayco products typically adhere to strict quality control processes to support reliable performance in Nissan and Volkswagen vehicles.