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Posts tagged 1969 Mustang Holley Carburetor

1969 1970 Mustang Holley Carburetor Applications

1969 1970 Mustang Holley Carburetor Applications and Identification

When restoring your Boss 429 or 429 CJ to concours condition, look for the original carburetors.  Here are the carburetors that were originally installed in these vehicles.

1969 Boss 429 with manual transmission and thermactor emissions

  • Used a 750 cfm Holley 4V with manual choke
  • Identification number stamped on the front of the carburetor should read C9AF-S
  • Part number is C9AZ-9510-S (CA-708)

1970 429 CJ with manual transmission and IMCO (with or without Air Conditioning):

  • Used a 715 cfm Rochester Quadra-jet 4V carburetor
  • Identification number stamped on the front of the carburetor should read D0OF-B
  • Part number is D0OZ-9510-B (CA-771)

1970 Boss 429 with manual transmission and thermactor emissions

  • Used a 735 cfm Holley 4V carburetor with manual choke
  • Identification number stamped on the front of the carburetor may read D0OF-S
  • Or, the identification number stamped on the front of the carburetor may read D0ZF-G (H, U or T) followed by AA, AB, AC or AD.
  • Part number is D0OZ-9510-S (CA-776)
  • Replacement carburetor part number is:  D0ZZ-9510-H (CA-781)