STC SE01966WI

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SE01966WI This certificate issued to: General Aviation Modifications, Inc.

2800 Airport Road, Hangar A Ada, OK 74820

Make:Original Product Type Certificate Number: See attached FAA Approved Model List (AML) Model: No. SE01966WI, for all engine makes, models and Description of Type Design Change: certification basis.

Use of GAMI G100UL High Octane Unleaded Avgas in spark ignition piston aircraft engines.

Add the following approved fuel: unleaded aviation gasoline per GAMI Specification G100UL-12C-2, or later FAA Accepted revision.

Comingling is approved with ASTM Grade 100LL aviation gasoline and other gasolines with 100 MON or less, including MoGas, where those gasolines are also approved for the same make and model engines.

See attached STC AML No. SE01966WI for all required data.

1. Specific approval must be obtained for each model aircraft to ensure compatibility with its fuel system.

2. Compatibility of this design with previously approved modifications must be determined by the installer.

3. This approval should not be extended to other specific engines of these models that incorporate any other previously approved modification, unless it is determined that the interrelationship between this change and any of those other previously approved modifications will introduce no adverse effect on the airworthiness of the engine.

Date of Application: October 1, 2020 Date Reissued:

Date of Issuance: July 23, 2021 Date Amended:

Paul Nguyen Manager, AIR-7K0 Title: Wichita ACO Branch

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SE01966WI