Holley 2140 & 4000 Identification

Holley 4000 Identification – The carburetor number is located on the back side of the carburetor on the face of the flange. There may be multiple numbers, but the important one is the LIST number. I.E. LIST 1161. In a few cases the numbers after the list number can be significant
. I.E. 1161-1A 

Updated on 01/08/2021

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