Dayco 87849 HVAC Heater Hose

Overview of Dayco Small I.D. Heater Hose 87849

The Dayco Small I.D. Heater Hose 87849 is designed to provide reliable heating system performance for select Chevrolet and Toyota vehicles. Engineered with durable EPDM material, this hose ensures efficient coolant flow and heat resistance for your HVAC system.

• Constructed from high-quality EPDM rubber for heat and ozone resistance
• Dual inside diameter hose with 5/8 inch and 3/4 inch ends for versatile fitment
• Meets SAE J20R3 Class D-1 and SAE J1684 Type EC specifications
• Black color for standard OEM appearance
• Trunk height dimension of 12-1/2 inches for proper routing

Detailed Product Description

The Dayco Small I.D. Heater Hose 87849 is a dual inside diameter hose designed to connect heating system components with different size fittings. Made from EPDM, a synthetic rubber known for its resistance to heat, ozone, and coolant chemicals, this hose maintains integrity under demanding HVAC conditions. The hose features a 5/8 inch inside diameter on one end and a 3/4 inch inside diameter on the other, allowing it to fit specific heater core and engine connections. It does not include a heat shield or protective sleeve, focusing on straightforward, durable construction. The hose complies with SAE J20R3 Class D-1 and SAE J1684 Type EC standards, ensuring it meets industry requirements for heater hoses.

The Small I.D. Heater Hose product line from Dayco specializes in hoses with smaller inside diameters tailored for precise HVAC applications. This line addresses the need for reliable, OEM-quality hoses that fit specific vehicle models and heater system configurations, such as those found in Chevrolet Equinox and Toyota Camry and Celica models.

Compatible Vehicles and Applications

• Chevrolet Equinox heater hose replacement
• Toyota Camry HVAC heater hose repair
• Toyota Celica heating system hose upgrade
• Replacement hose for HVAC systems requiring dual inside diameter connections
• Resolving heater core coolant leaks and hose deterioration

Installation Notes and Tips

• Verify hose end diameters (5/8 inch and 3/4 inch) match vehicle fittings before installation
• Ensure proper routing to avoid kinks or contact with hot engine components
• Inspect clamps and replace if necessary to maintain secure connections
• Drain coolant system before removing old hose to prevent spills
• Check for leaks after installation and refill coolant as needed

Quality Assurance and Warranty

Dayco manufactures the Small I.D. Heater Hose 87849 to meet SAE specifications, ensuring consistent quality and performance. While specific warranty details are not provided, Dayco products typically adhere to industry standards for durability and reliability in automotive HVAC applications.