Coolant Filler Neck and Thermostat Housing
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Dorman - OE Solutions Coolant Filler Neck and Thermostat Housing

Part No. 902-308 Warranty Details  

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Re-engineered to address common failure points in the original equipment, our Engine Coolant Thermostat Housing has improved durability and resistance. It withstands the changes in temperature.

Product Features:
  • Direct replacement for a proper fit every time
  • Hoses slide on for easy installation
  • High-quality plastic or metal construction
  • Includes all hardware necessary for a complete repair (where applicable)
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Bleeder Valve:No
Bolt Hole Diameter:0.276
Bolt Hole Quantity:2
Bolts Included:No
Gaskets Included:No
Neck Angle:90
O-Ring Included:No
Outlet Diameter:1.266
Package Contents:Water Outlet


by PowerReviews
Dorman - OE SolutionsCoolant Filler Neck and Thermostat Housing

(based on 1 review)

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Reviewed by 1 customer

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(3 of 8 customers found this review helpful)


Does not fit turbo model


from Oh

About Me Mechanic

Helpful Reviewer



    • Difficult To Install

    Best Uses

    • Replacement

    Comments about Dorman - OE Solutions Coolant Filler Neck and Thermostat Housing:

    Overflow tube is 180 off.
    This neck is for a non-turbo model.

    Comment on this reviewHelp Icon

    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.

    3 Questions | 3 Answers
    Displaying questions 1-3
    • Q:

      does this come with the gaskets
      Asked on 1/31/2015 by me

      1 answer

    • Q:

      will this fit on an 89 2.5L out of an s10?
      Asked on 2/28/2011 by Herron45r from wapak

      1 answer



        No, this part does not fit your 1985 Chevrolet S10.

        Answered on 2/28/2011 by David the Dynamite Parts Guy from AAP
    • Q:

      Does this unit come with a thermostat?
      Asked on 9/5/2010 by Anonymous from winter garden, FL

      1 answer



        No. This is just a filler neck and thermostat housing assembly.

        Answered on 9/5/2010 by Mike from AAP
    Displaying questions 1-3

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