Dayco 86815 Engine Coolant Hose

Overview of Dayco Small I.D. Heater Hose 86815

The Dayco Small I.D. Heater Hose 86815 is engineered for reliable engine coolant transfer in various vehicle models. Designed with durable EPDM material, this black single inside diameter hose ensures consistent performance in heating systems for select Dodge, Hyundai, INFINITI, Kia, Mitsubishi, Nissan, Pontiac, and Toyota vehicles.

• Constructed from high-quality EPDM for heat and chemical resistance
• Black color for standard OEM appearance
• 9/32 inch inside diameter on both ends for precise fit
• Meets SAE J20R3 Class D-1 and SAE J1684 Type EC specifications
• Single I.D. hose type suitable for heater core connections
• Trunk height of 5 inches for proper routing

Dayco Small I.D. Heater Hose Product Line Details

The Small I.D. Heater Hose line by Dayco focuses on providing engine coolant hoses with smaller inside diameters, optimized for heater core and related heating system applications. This product line emphasizes compliance with SAE standards such as J20R3 Class D-1 and J1684 Type EC, ensuring compatibility and durability in various automotive heating circuits. The 86815 hose is a representative part of this line, designed to meet specific OEM requirements for fit and function.

Detailed Product Description

The Dayco 86815 heater hose is manufactured from EPDM, a synthetic rubber known for its excellent resistance to heat, ozone, and coolant chemicals. Both ends of the hose have a 9/32 inch inside diameter, making it suitable for vehicles requiring a small I.D. hose in their heating system. The hose does not include a heat shield or protective sleeve, which is typical for this type of heater hose application. Its black color matches OEM specifications, providing a clean and professional appearance under the hood. The hose’s trunk height of 5 inches allows for proper installation and routing within the engine bay.

Compatible Vehicles and Applications

• Compatible with Dodge Ram 2500 and Ram 3500 models
• Fits Hyundai Elantra, Tucson, and Accent models
• Suitable for INFINITI I30, XG300, and XG350
• Works with Kia Spectra, Spectra5, and Sportage
• Compatible with Mitsubishi Eclipse and Galant
• Fits Nissan Maxima and Vibe
• Suitable for Pontiac Vibe and Toyota Corolla, Matrix, and Amanti

Common Issues Addressed by Dayco 86815 Heater Hose

• Replacement of cracked or leaking heater hoses causing coolant loss
• Resolving heater core circulation problems due to hose degradation
• Preventing overheating caused by restricted coolant flow
• Eliminating coolant odors inside the vehicle from hose leaks
• Maintaining proper engine temperature regulation in heating systems

Installation Notes and Tips

Ensure the engine is cool before removing the old heater hose to avoid burns. Verify the 9/32 inch inside diameter matches the vehicle’s heater core and fitting sizes. Inspect hose clamps and replace if corroded or damaged to ensure a secure seal. Route the hose carefully to avoid contact with sharp edges or moving parts. Confirm no kinks or twists are present after installation to maintain proper coolant flow.

Quality Assurance and Warranty

Dayco manufactures the 86815 Small I.D. Heater Hose to meet SAE J20R3 Class D-1 and SAE J1684 Type EC standards, ensuring durability and performance under typical engine operating conditions. While specific warranty details are not provided, Dayco products generally adhere to industry quality controls and are designed for long service life in compatible vehicles.