Approval Details

Valid E.O.


This Executive Order approved the specified parts on on November 7, 2001.
As of Thursday, July 25th, 2024 this Executive Order has not been overturned or superceeded.

Approved Parts

Part NumberModelsModification
19051985 and older vehicles originally equipped with a Chrysler V8 engine and a thermo-quad carburetor and 1980 and older International Harvester trucks originally equipped with a V8 engine and a thermo-quad carburetorThe following are the specifications of the Performer Q-Jet Carburetor, P/N 1905: Electric choke, primary throttle base diameter 1.375", secondary throttle base diameter 2.2485", idle jet 0.034", primary main jet 0.073", inlet seat 0.135", pump jet 0.026", venturi diameter size 1.218", and step-up spring 5.0" orange. Vacuum Ports: Spark port, full spark/diverter port, EGR port, PCV port, and bowl vent. The A/F ratio screws are preset at Edelbrock; however, minor adjustments may be required depending on engine condition. An adaptor plate is included with the kit for vehicles with a stock intake manifold. Installation of the Performer Q-Jet Carburetor will require the removal of the EGR vacuum amplifier and the throttle positioner, both unique to the thermo-quad and are not applicable to the Performer Q-Jet Carburetor. The EGR vacuum hose is re-installed on the EGR port of the Performer Q-Jet Carburetor.

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-215-54
  • Executive Order 215-54 / D215-54
  • ARB # D-215-54
  • Executive Order No: D-215-54
  • C.A.R.B. No. D-215-54
  • Resolution D-215-54
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-215-54 PDF

D-215-54 Document:

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