Approval Details

Valid E.O.


This Executive Order approved the specified parts on on August 29, 2001.
As of Sunday, July 14th, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModels
100-7011989 and older vehicles equipped with a 4 BBL Holley carburetor

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-520-1
  • Executive Order 520-1 / D520-1
  • ARB # D-520-1
  • Executive Order No: D-520-1
  • C.A.R.B. No. D-520-1
  • Resolution D-520-1
For Free CARB Executive Order Status verification, email an image of the device Executive Order label as well as the Year/Make/Model and Test Group # of the vehicle to [email protected]

Download: Executive Order D-520-1 PDF

D-520-1 Document:

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