Approval Details

Valid E.O.


This Executive Order approved the specified parts on on August 31, 1992.
As of Wednesday, June 19th, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModels
1033All GM 1992 and older model-year vehicles powered by 4, 6, or 8 cylinder engines and equipped with HEI distributors and ignition system

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-274-1
  • Executive Order 274-1 / D274-1
  • ARB # D-274-1
  • Executive Order No: D-274-1
  • C.A.R.B. No. D-274-1
  • Resolution D-274-1
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-274-1 PDF

D-274-1 Document:

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