Approval Details

Valid E.O.

Validity

This Executive Order approved the specified parts on on March 10, 1993.
As of Sunday, July 21st, 2019 this Executive Order has not been overturned or superceeded.

Approved Parts

Models
1993 and older GM vehicles with 262-400 CID V8 gasoline engines

This Executive Order may be listed as:
  • C.A.R.B.E.O. D-250-1
  • Executive Order 250-1 / D250-1
  • ARB # D-250-1
  • Executive Order No: D-250-1
  • C.A.R.B. No. D-250-1
  • Resolution D-250-1
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-250-1 PDF

D-250-1 Document:



                                                         (Page 1 of 2)

                                 State of California
                                 AIR RESOURCES   BOARD


                               EXECUTIVE ORDER D—250—~1
                 Relating to Exemptions Under Section 27156
                            of the Vehicle Code

                              AIR FLOW RESEARCH COMPANY
                                 ALUMINUM STREET HEAD

Pursuant to the authority vested in the Air Resources Board by Section 27156
of the Vehicle Code;    and

Pursuant to the authority vested in the undersigned by Sections 39515 and
39516 of the Health and Safety Code and Executive Order G—45—5;

IT IS ORDERED AND RESOLVED:  That the installation of the Aluminum Street
Head manufactured by Air Flow Research Company of 10490 Ilex Ave., Pacoima,
California 91331—3137, have been found not to reduce the effectiveness of
the applicable vehicle pollution control system and, therefore, are exempt
from the prohibitions of Section 27156 of the Vehicle Code for 1993 and
older CGeneral Motors vehicles with a 262 to 400 CID V—8 gasoline engine.

This Executive Order is valid provided that installation instructions for
the Aluminum Street Head will not recommend tuning the vehicle to
specifications different from those submitted by Air Flow Research Company

Changes made to the design or operating conditions of the cylinder heads, as
exempt by the Air Resources Board, which adversely affect the performance of
a vehicle‘s pollution control system shall invalidate this Executive Order.

Marketing of these cylinder heads using any identification other than that
shown in this Executive Order or marketing of the cylinder heads for an
application other than those listed in this Executive Order shall be
prohibited uniless prior approval is ocbtained from the Air Resources Board.
This Executive Order does not constitute any opinion as to the effect the
use of this cylinder heads may have on any warranty either expressed or
implied by the vehicle manufacturer.

THIS EXECUTIVE ORDER DOES NOT CONSTITUTE A CERTIFICATION, ACCREDITATION,
APPROVAL, OR ANY OTHER TYPE OF ENDORSEMENT BY THE AIR RESOURCES BOARD OF
CLAIMS OF THE APPLICANT CONCERNING ANTI—POLLUTION BENEFITS OR ANY ALLEGED
BENEFITS OF AIR FLOW RESEARCH‘S ALUMINUM STREET HEAD.   v

No claim of any kind,   such as "Approved by the Air Resources Board" may be
made with respect to the action taken herein in any advertxsan or other
oral or written communication.


AIR FLOW RESEARCH COMPANY                            EXECUTIVE ORDER D~250—1
Aluminum Street Head                                  (Page 2 of 2)




Violation of any of the above conditions shall be grounds for revocation of
this order.  The order may be revoked only after ten day written notice of
intention to revoke the order, in which period the holder of the order may
request in writing a hearing to contest the proposed revocation.  If a
hearing is requested, it shall be held within ten days of receipt of the
cequest and the order may not be revoked until a determination after hearing
that grounds for revocation exist.

Executed at El Monte,   California,   this    gé?      of March,   1993.




                                             Assistant Division Chief
                                             Mobile Source Division



Document Created: 2005-09-01 12:45:04
Document Modified: 2005-09-01 12:45:04

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