New power valve for the Motorcraft 2100. Gasket included. Rated at 7.5 HG. The get your HG requirement, measure your vacuum at the carburetor at idle speed (warmed up). Take 1/2 of the reading and you get the HG requirement. Example: The vacuum reading is 15. 1/2 would be 7.5 HG.
Correct for the following carburetor numbers:
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