Dayco 87305 HVAC Heater Hose - Tee To Water Pump or Valve To Engine

Overview of Dayco Small I.D. Heater Hose 87305

The Dayco Small I.D. Heater Hose 87305 is designed for reliable HVAC system performance in select Chevrolet and Jeep vehicles. Engineered with durable EPDM material, this dual inside diameter hose ensures proper coolant flow and heater function for models like the Cherokee, Comanche, Corvette, Wagoneer, and Wrangler.

• Constructed from high-quality EPDM for heat and chemical resistance
• Dual inside diameters: 9/16 inch and 5/8 inch ends for precise fitment
• Meets SAE J20R3 Class D-1 and SAE J1684 Type EC specifications
• Black color for standard OEM appearance
• Trunk height of 22 1/4 inches for accurate replacement length

Dayco Small I.D. Heater Hose Product Line Details

The Small I.D. Heater Hose line by Dayco focuses on providing hoses with dual inside diameters to accommodate specific HVAC system requirements. This product line is engineered to meet stringent SAE standards, ensuring compatibility and durability in heating and cooling applications. The 87305 hose is part of this line, offering a precise fit for Chevrolet and Jeep models requiring a dual I.D. hose without heat shields or protective sleeves.

Technical Description and Specifications

This HVAC heater hose is made from EPDM, a synthetic rubber known for its resistance to heat, ozone, and coolant chemicals, making it suitable for automotive heating systems. The hose features two different inside diameters—9/16 inch on one end and 5/8 inch on the other—allowing it to connect components with varying sizes. It does not include a heat shield or protective sleeve, which is typical for certain OEM applications. The hose complies with SAE J20R3 Class D-1 and SAE J1684 Type EC standards, ensuring it meets industry requirements for heater hoses.

Compatible Vehicles and Common Applications

• Chevrolet Cherokee heater hose replacement
• Jeep Comanche HVAC hose repair
• Chevrolet Corvette heater hose maintenance
• Jeep Wagoneer heating system hose replacement
• Jeep Wrangler HVAC hose installation

Installation Notes and Tips

When installing the Dayco 87305 heater hose, ensure the correct orientation of the dual inside diameters to match the vehicle’s HVAC connections. Inspect hose clamps and surrounding components for wear before installation. Proper routing without kinks or sharp bends will help maintain coolant flow and prevent premature hose failure. This hose does not include a heat shield or protective sleeve, so verify if your vehicle requires additional protection in the installation area.

Quality Assurance and Warranty

Dayco manufactures the Small I.D. Heater Hose 87305 to meet SAE specifications, providing assurance of material quality and dimensional accuracy. While specific warranty details are not provided here, Dayco products typically come with manufacturer-backed quality guarantees. Using this hose helps maintain the integrity of the HVAC system in compatible Chevrolet and Jeep vehicles.