STC SE7734SW

United States Of America Department of Transportation - Federal Aviation Administration Supplemental Type Certificate Project Number SA8168SC-E, PWH

700 S. University Parks Dr.

Suite 240 Waco, TX 76706

Part 13 of the Civil Air Regulations.

Original Product Type Certificate Number : * See FAA Approved Model List (AML) Make : * Model : *

Description of Type Design Change: Modification of engine for operation with ethanol fuel in accordance with Airmotive Engineering Report No. 9003-8, Revision 2, dated March 12, 1990, and Drawing. No. AE077, "Engine Modification Data", Revision 3, dated March 8, 1990, for the Lycoming IO-540 series engines; or Report No.

AVS O-540-001, dated September 15, 1997, for the Lycoming O-540 series engines, or later FAA approved revisions.

Limitations and Conditions: Approved fuels are as follows: (1) Ethanol, ASTM D-4806, (2) Ethanol, Brazil National Department of Fuels, Technical Regulation DNC-01/91, Specification for Anhydrous Fuel Ethanol (”AEAC”) or Hydrous Fuel Ethanol (“AEHC”), (3) Aviation Gasoline 100LL, ASTM D-910, (4) Mixtures of anhydrous ethanol or hydrous ethanol and aviation gasoline are authorized. Mixtures of ethanol and aviation gasoline are limited to a maximum of 25% aviation gasoline by volume.

Date of application : March 24, 1989

Date of issuance March 12, 1990 Date reissued :

Date amended : 11/24/97; 6/9/00; 6/8/05, Rev. 3

( Signature) Fred Stellar Acting Manager, Special Certification Office

(Title)

United States Of America Department of Transportation - Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Project Number SA8168SC-E

FAA Form 8110-2-1(10-69) Page 2 of 2

Number SE7734SW Date of Issuance: March 12, 1990 Date Amended: June 8, 2005

Limitations and Conditions (Continued): Compatibility of this design change with previously approved modifications must be determined by the installer. 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.

FAA APPROVED MODEL LIST (AML)

STC No. SE7734SW Date Of Issuance: March 12, 1990 Date Amended: June 6, 2005

Dr. Maxwell E. Shauck, Jr.

700 S. University Parks Dr.

Suite 240 Waco, Texas 76706

Ite m Aircraft Make Aircraft Model Original Type Certificate Number Regulation/Part

1. Textron Lycoming IO-540-C, -D, -J, -N, -R, -T, series and AEIO-540-D series 1E4 CAR 13

2. Textron Lycoming O-540-A, -B, -E, -F, -G, -H, -J, and –L series E-295 CAR 13

FAA Approved:

Fred Stellar A c t i n g M a n a g e r , S p e c i a l C e r t i f i c a t i o n O f f i c e

Date: