Approval Details

Valid E.O.


This Executive Order approved the specified parts on on November 16, 1993.
As of Saturday, September 30th, 2023 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModels
CS1107R1987 and older model-year GM vehicles powered with 267 CID to 400 CID carbureted gasoline engine

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-297-2
  • Executive Order 297-2 / D297-2
  • ARB # D-297-2
  • Executive Order No: D-297-2
  • C.A.R.B. No. D-297-2
  • Resolution D-297-2
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-297-2 PDF

D-297-2 Document:

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