STC SE01200LA

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SE01200LA This certificate issued to: AIRCRAFT CYLINDER & TURBINE INC.

10959 Tuxford Street Sun Valley, CA 91352 Part 33 of the Federal Aviation Poegulation's and CAP 13 amended June 15, 1956, as applicable.

Original Product Type Certificate Number: E-129, 5E-2, E-142 Make: Pratt & Whitney Aircraft Co.

R-1340 engine series Description of Type Design Change: Installation of Pratt & Whitney (P&WA) R-2800 engine cylinder assemblies on altered P&WA R-1340 engine models per Aircraft Cylinder & Turbine Inc. Master Drawing List No. 603, Rev. J, dated May 2, 2000, or later FAA approved revisions.

Limitations and Conditions: The approval of the change in type design applies to the basic engine of the specified models that are otherwise unmodified. This approval should not be extended to other specific engines of the models on which other previously approved modifications are incorporated, unless it is determined that the interrelationship between this installation and any previously approved configuration will not introduce any adverse effect upon the airworthiness of that engine. If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

Date of Application: May 1, 2000 Date Reissued:

Date of Issuance: September 10, 2001 Date Amended:

FEDERAL AVIATION By Direction of the Administrator (Signature) TOMINSTRATO Manager, Propulsion Branch Los Angeles Aircraft Certification Office (Title)

FAA Form 8110-2(10-68) Pade 1 of 2

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(STC No.)