Vacuum Non-Bypass Closes Heater Valve
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CARQUEST Vacuum Non-Bypass Closes Heater Valve

Part No. 74700 Warranty Details  

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Please note: Advance Auto Parts is proud to carry comparable exact-fit parts from multiple vendors, as such, the item you receive may be one of two quality brands. Both brands meet the same fitment requirements and are equal in their performance and specifications.

Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Factory Air.

Product Features:
  • Temperature tested to 270 degrees F
  • Pressure tested to ensure leak free design
  • Vacuum controlled
  • Application specific design
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Fitting Size:1/2 x 5/8 in
Hose #1 Size:.5 in
Hose #2 Size:.625 in
Operation Type:Vacuum Closes
Type:Vacuum Closes


by PowerReviews
CARQUEST or Factory AirVacuum Non-Bypass Closes Heater Valve

(based on 1 review)

Ratings Distribution

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  • 1 Stars



Reviewed by 1 customer

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Good replacement...


from GCS, Florida

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3 or more reviews submitted


  • Easy To Install
  • Lightweight


    Best Uses

    • Everyday Driving
    • Replacement

    Comments about CARQUEST or Factory Air Vacuum Non-Bypass Closes Heater Valve:

    My old one was rusted up, and heat had not worked for a couple of years...Not much of a concern here in Florida, but glad to have it working now after replacing with this part.

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