STC SE02525AT

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Possession of this Su pplemental Type Certificate (STC) document by persons other than the STC holder does not constitute rights to the design data nor to alter an aircraft, aircraft engine, or propeller. The STC’s supporting documentation (drawings, instructions, specifications, flight manual supplements, etc.) is th e property of the STC holder.

FAA Form 8110-2 (5/14) Page 1 of 2

Number: SE02525AT This certificate issued to: Summit Aviation, Inc.

243 Burgess Road, STE A Greensboro, NC 27409

Part 33 of the Federal Aviation Regulations.

Original Product – Type Certificate Number: Make: TCM E3SO Model: IO-550 N, P

Modification to install new engine mount brackets in accordance with Atlantic Aero, Inc. Document No.

22593010, “Instructions for Continued Airworthiness”, dated April 9, 2002, Revision “IR” or any later FAA approved revision.

This approval should not be extended to other airplanes of this model on which other previously approved modifications are incorporated, unless it is determined by the installer that the interrelationship between this change and any other previously approved modifications will produce no adverse effect upon the airworthiness of that airplane. 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: April 22, 2002 Date Reissued: June 12, 2014, January 11, 2016, January 24, 2018, September 21, 2022 Date of Issuance: May 21, 2002 Date Amended:

Signature Title (for) Christina M. Underwood Manager, Atlanta ACO Branch

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Possession of this Su pplemental Type Certificate (STC) document by persons other than the STC holder does not constitute rights to the design data nor to alter an aircraft, aircraft engine, or propeller. The STC’s supporting documentation (drawings, instructions, specifications, flight manual supplements, etc.) is th e property of the STC holder.

FAA Form 8110-2 (5/14) Page 2 of 2

Transfer Endorsement Transfer the ownership of Supplemental Type Certificate Number: SE02525AT

To (Name and address of transferee)

From (Name and address of grantor)