Molded Heater Hose
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CARQUEST by Dayco Molded Heater Hose

Part No. 87763 Warranty Details  
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This CARQUEST by Dayco® Small I.D. Molded Heater Hose is designed to replace OEM coolant hose and provide long, reliable service. The single molded configuration eliminates the need for multiple connections of hoses and clamps.

Product Features:
  • Made with a tough EPDM rubber compound this hose will resist the detrimental effects of heat, ozone and impacts from road debris
  • This hose meets SAE J20R4, Class D1 and SAE J1684 Type EC specifications
  • Highly resistant to electro-chemical degradation and premature stress cracking of the tube
  • The knitted polyester reinforcement provides high burst strength and resists degradation from temperature extremes and moisture
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End 1 Inside Diameter:19/32
End 2 Inside Diameter:23/32
Heat Shield Included:N
Hose Type:Dual I.D. Hose
Overall Length:12 in
Protective Sleeve Included:N
SAE:SAE J20R3 Class D-1, SAE J1684 Type EC
Trunk Height:12


by PowerReviews
CARQUEST by DaycoMolded Heater Hose

(based on 2 reviews)

Ratings Distribution

  • 5 Stars



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Reviewed by 2 customers

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Perfect fit


from undisclosed

Verified Buyer

Comments about CARQUEST by Dayco Molded Heater Hose:

Had to issues with install just like oem


molded heater hose


from kittanning, pa

About Me Casual Driver

See all my reviews

Verified Buyer
3 or more reviews submitted


  • Easy To Install


    Best Uses

    • Everyday Driving
    • Replacement

    Comments about CARQUEST by Dayco Molded Heater Hose:

    It fit just like it was designed too.

    Displaying reviews 1-2

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    Do you have questions about this product?


    Ask a question, get answers from real customers and in-house experts. For further assistance, please review your support options on our Contact Us page.

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

      03 Chevrolet Malibu with 3.1L needs both hoses to/from heater core. I believe this is one of the two or would this work for both??
      Asked on 5/8/2013 by ScottH from Olean, NY

      1 answer



        This Drive-Rite Molded Heater Hose (Part No. 303763) is compatible for your 2003 Chevrolet Malibu 3.1L 189CI V6 FI VIN: J. It is a Heater to Pipe (W.P. End) Heater Hose. 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 5/9/2013 by Max from AAP
    • Q:

      I need two hoses to heater core Is it the same hose inlet+outlet? Also is there a replacement adapter{plastic To metal pipe)
      Thx scottscott
      Asked on 3/31/2010 by scott

      1 answer



        To further assist you on this question can you please provide us with your vehicles year, make, model, and engine size. thank You.

        Answered on 5/12/2010 by Kevin from AAP
    Displaying questions 1-2

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