Dayco 72091 Lower Curved Radiator Coolant Hose

The Dayco 72091 is a lower curved radiator coolant hose designed as a direct OE replacement for select Acura and Honda vehicles. This molded hose features precision engineering to ensure proper routing and fitment in the vehicle's cooling system.

Construction and Materials:

• Made from premium EPDM (Ethylene Propylene Diene Monomer) synthetic rubber for superior durability
• Knitted rayon fiber reinforcement provides maximum burst strength and pressure resistance
• Single inside diameter design with 1-3/16 inch ID at both ends
• Black finish for professional appearance

Performance Features:

• Meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications for quality assurance
• Resists degradation from oil, mud, salt, road debris, ozone, and coolants
• Withstands extreme temperature variations from -40°F to +257°F (-40°C to +125°C)
• Prevents premature failure from electro-chemical breakdown of the inner tube
• Designed to maintain proper coolant flow and prevent engine overheating

This curved radiator hose is engineered to meet or exceed OE specifications, offering reliable performance and long service life. Cross-references include ACDelco 245Z7L and 24619L, Gates 22939 and 23319, CARQUEST 22939 and 23319, and Duralast E72091.