Approval Details

Valid E.O.


This Executive Order approved the specified parts on on January 26, 1999.
As of Saturday, February 24th, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModelsModification
043600, 043610, 043640, 043650, General Motors 1993 and older vehicles equipped with a small block V8 enginePart No., Material, Description 043600, Cast Iron, SB Chevy 76cc 11/32" Guides 043610, Cast Iron, SB Chevy 67cc 11/32" Guides 043640, Cast Iron, SB Chevy 76cc 11/32" Guides 043650, Cast Iron, SB Chevy 67cc 11/32" Guides 042660B, Cast Iron, 67cc Straight Plug Bare Casting 042670B, Cast Iron, 76cc Straight Plug Bare Casting 011150B, Cast Iron, 64cc Angle Plug Bare Casting 011250B, Cast Iron, 64cc Straight Plug Bare Casting 012150B, Cast Iron, 72cc Angle Plug Bare Casting 012250B, Cast Iron, 72cc Straight Plug Bare Casting

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-343-2
  • Executive Order 343-2 / D343-2
  • ARB # D-343-2
  • Executive Order No: D-343-2
  • C.A.R.B. No. D-343-2
  • Resolution D-343-2
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-343-2 PDF

D-343-2 Document:

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