Dayco 87881 Small I.D. Molded Heater Hose

The Dayco 87881 is a precision-molded heater hose designed for applications requiring small diameter coolant hoses (1 inch I.D. or smaller). This 13.5-inch molded hose is engineered to carry heated coolant from the engine block to the heater core and return it efficiently, maintaining optimal cabin heating performance.

Key Features:

• EPDM synthetic rubber construction provides exceptional resistance to coolants, oil, salt, mud, road debris, and ozone
• Knitted rayon reinforcement delivers maximum strength and burst resistance throughout the hose's service life
• Temperature range of -40°F to +257°F ensures reliable performance in extreme conditions
• Molded to exact OEM specifications with precise bends and routing for proper fitment
• Meets SAE J20R3 Class D-1 requirements for reliable performance
• Meets Type EC electro-chemical requirements per SAE J1684 to prevent premature inner tube deterioration
• Eliminates the need for multiple hose connections and additional clamps

This molded heater hose is manufactured to match the original equipment design, ensuring a direct replacement installation. The knitted reinforcement and synthetic EPDM construction work together to deliver long-lasting, leak-free service in demanding automotive cooling system applications.