Dayco 72843 Molded Radiator Hose

The Dayco 72843 is a molded radiator hose designed to replace original equipment manufacturer hoses with an exact fit for specific vehicle cooling system applications. This premium replacement hose is engineered with synthetic EPDM rubber construction and knitted reinforcement to deliver high-strength performance and reliable coolant flow.

Key Features:

• Synthetic EPDM rubber construction provides superior resistance to oil, mud, salt, road debris, ozone, and coolants
• Knitted rayon reinforcement in the inner base tube delivers maximum strength and burst resistance
• Temperature rating of -40°F to +257°F (-40°C to +125°C) for reliable performance in extreme conditions
• Meets SAE J20R4, Class D-1 requirements and SAE J1684 Type EC electro-chemical specifications
• Precision molded design ensures proper fit without cutting or adjustments
• Electro-chemical protection prevents inner tube deterioration from static electric charge buildup

Dayco molded radiator hoses are built to OE specifications to ensure long service life and proper cooling system performance. The precision-molded design replicates the exact bends and routing of the original equipment hose for a direct-fit replacement that maintains optimal coolant flow and system pressure.