Flex Radiator Hose, Standard
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CARQUEST by Dayco Flex Radiator Hose, Standard

Part No. 81331 Warranty Details  
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Precision molded in standard lengths, CARQUEST by Dayco® Flex Radiator Hose is designed to replace straight or molded radiator hoses. This Flex Radiator Hose is another CARQUEST by 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 3/4 in
End 2 Inside Diameter:1 3/4 in
Heat Shield:N
Hose Type:Single I.D. Hose
Protective Sleeve Attached:N
SAE Approved:SAE J20R4 Class D-2

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2 Questions | 2 Answers
Displaying questions 1-2
  • Q:

    inside diameter of hose
    Asked on 5/3/2016 by Ron from Weeki Wachee FL.

    1 answer



      Hi Ron, I'm glad to assist you! The inside diameter of the hose is 1.75"-inch.

      Answered on 5/4/2016 by Solomon from AAP
  • Q:

    What is the I.D. of each end ( A & B )?
    Asked on 6/10/2012 by GEMS from NEWPORT, NJ

    1 answer



      The specification of this part Drive-Rite Flex Radiator Hose, Standard, Part No. 1316: Coolant Hose Length (in): 16.5, Coolant Hose Material: EPDM, Coolant Hose Type: Single I.D. (Inside Diameter), Hose End (1) Inside Diameter (in): 1.75, Hose End (1) Outside Diameter (in): 2.13, Hose End (2) Inside Diameter (in): 1.75, Hose End (2) Outside Diameter (in): 2.13, ,Maximum Working Pressure (psi): 36.66.
      For compatibility of this part with your vehicle, please provide your vehicle make, model and engine specification.
      For any further assistance, please feel free to call us at 1-877-238-2623 or visit your nearest Advance Auto Parts store and our representatives would be more than happy to assist you.

      Answered on 6/12/2012 by Aaron from AAP
Displaying questions 1-2

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