Dayco 71167 Radiator Coolant Hose - Upper

Dayco 71167 Curved Radiator Hose

Dayco 71167 is a curved upper radiator coolant hose built for vehicles that need a 1 1/2 in. inside diameter at both ends. Made from EPDM rubber and finished in black, this hose is engineered to meet SAE J20R4 Class D-1 and SAE J1684 Type EC requirements for cooling-system service.

Fits a wide range of Chrysler, Dodge, Ford, Mercury, and Plymouth applications, including upper radiator hose replacements for Dodge D150, D250, D350, Ramcharger, W150, W250, and W350 models. The Dayco Curved Radiator Hose line is shaped for routing in tight engine bays where a formed hose is required for proper coolant flow.

Key Features

• EPDM construction for cooling-system durability
• Black curved radiator hose design for upper hose routing
• 1 1/2 in. inside diameter at both ends
• Single I.D. hose configuration
• Meets SAE J20R4 Class D-1 and SAE J1684 Type EC specifications
• Fits upper radiator hose applications across multiple Dodge, Chrysler, Ford, Mercury, and Plymouth vehicles

Detailed Description

Dayco 71167 is a formed radiator coolant hose designed for upper radiator connections where a curved profile is required. Its EPDM rubber construction is selected for coolant-system service, while the single I.D. layout and 1 1/2 in. end diameters support a direct replacement fit on listed applications. This part number is commonly searched for as a Dayco 71167 radiator hose, upper radiator hose, or curved coolant hose for Dodge D150 and related truck and van platforms.

This part cross-references ACDelco 24210L and Gates 21406 for the same application.

What This Hose Helps Address

• Cracked or split upper radiator hose
• Coolant leaks at the hose connection points
• Softening, swelling, or heat-related hose deterioration
• Restricted coolant transfer caused by an aging hose
• Incorrect hose shape on curved upper radiator routing

Installation Notes and Tips

Verify the hose routing, end diameters, and radiator configuration before installation. This hose is listed for upper position applications and includes fitments for vehicles with and without air conditioning depending on model and year. Confirm the radiator setup on 1980s Dodge trucks and vans, since some listings vary by cooling package, radiator size, or A/C equipment. For search accuracy, this part is often referenced as Dayco 71167 for Dodge D250, D350, and Ramcharger upper radiator hose replacement.

Quality Assurance

Dayco manufactures this hose to SAE J20R4 Class D-1 and SAE J1684 Type EC standards, supporting consistent material and dimensional requirements for cooling-system service.