Flex Radiator Hose
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CARQUEST by Dayco Flex Radiator Hose

Part No. 81251 Warranty Details  

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Precision molded in standard lengths, Dayco’s Flex Radiator Hose is designed to replace straight or molded radiator hoses. This Flex Radiator Hose is another Dayco product proudly made in the USA. Note: This hose is NOT suitable for fuel or oil transfer.

Product Features:
  • The knitted reinforcement and synthetic EPDM construction meets SAE J20R4, Class D-2 requirements
  • Resists ozone and other detrimental environmental elements, coolants, and temperature variations of -40°F (-40°C) to +257°F (+125°C)
  • The corrugations provide excellent hose flexibility without flattening or collapse
  • This hose is designed to prevent splitting, ballooning, and elongation
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End 1 Inside Diameter:1 1/2 in
End 2 Inside Diameter:1 3/4 in
Heat Shield:N
Hose Type:Dual I.D. Hose
Protective Sleeve Attached:N
SAE Approved:SAE J20R4 Class D-2

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1 Question | 1 Answer
Displaying question 1
  • Q:

    Does this have the internal spring to help prevent collapsing?
    Asked on 5/3/2013 by Chief from Fort Rucker AL

    1 answer



      The Drive-Rite Flex Radiator Hose, Standard (Part No. 1317) resists ozone attach, engine heat and all recommended coolants. Knit ply reinforcement prevents splitting, ballooning and elongation. The all synthetic EPDM rubber construction is similar to SAE J20R4, Class D-2. For any further assistance, please feel free to call us at: 1-877-238-2623 or visit the nearest Advance Auto Parts store and one of our Parts Pros will gladly assist you with any questions or concerns you may have.

      Answered on 5/3/2013 by Steve from AAP
Displaying question 1

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