STC SA2-767

JHtiitriJ jStstea of tJIraitsporiaiton - ,3fe&eral ^bmtion JVJmtmiBtratiott Certificate SA2-767 Signature Flight Support Corporation, a Delaware Corporation 7511 Lernmon Avenue, Hangar C Dallas, TX 75209 Civil Air 733 Lockheed 18 Modification of powerplant installation on aircraft equipped with one of the following engine propeller combinations:

1. Wright 1820-56, -56A, -56M3, -56AM3, -66, -66M1, -72, -72A, -72M4, and -72AM4 engines and 33D50/6511-12S propellers, or

2. Wright 1820-87 and 95 engines with 3.2 gear ratio and 4-l\2 dampers, and 23E50/6139-12/ or 33D50/6259-12/ 6459-127 6505-12/ 6511-12/ 6529-12 propellers in accordance with Strato Engineering Co. drawing list as revised 2/1/60, Ref. HA-11 Change C, or later FAA approved revision.

(See continuation sheet 3 of 3) .•October 19, 1959 July 07, 1960 remain in tffisct ttsi&ff ; 12/21/98; 8/31/00 28, 1982 Rev. 8 cfove&ot* (Signature) S. Frances Cox Manager, Special Certification Office, Southwest Region (Title) ion of this certificate lj punishable by a fin* of not exceeding $1,QOQ, or Imprisonment not exceeding 3 years, or both.

FA* Fain 6110-2110-69) Page 1 of 3 I/Us certificate nay b* transferred in «ccoro:anc« ultn FAB 21.4

INSTRUC I IONS, ['he transfer endorsement below may be used to notify the appropriate FAA Regional Office of I he transfer of this Supplemental Type Cert i lie ale The FAA will reissue ihr rrrlificate m ihc name of the transferee and forward It to him.

TRANSFER ENDORSEMENT Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) (Nltmbf and slrfft) (City, Slatr, ami £IP rode) from (Name of grantor) (Print or type) (Address of grantor) (Number and Itnet) Cilji. Stale, and ZIP lade) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

C FAA AC 69-5538

JKmlrik gftatts ©f Pcparintmi of tEransportaium - ^ebersul ^Aoiatton .Aittnmtslratum (Certificate ((Eottttxiiucitim SA2-767 Date of Issuance: July 07, 1960 Date Amended: May 28, 1982 Reissuance Date: August 31, 2000 (Continued)^

1. Howard Aero, Inc. FAA Approved AFM Supplement dated 6/21/60 is required.

2. Howard Aero STC's SA2-636 empennage modification and SA2-526 horizontal stabilizer tip are required.

3. This modification is eligible only on Lockheed 18 aircraft certificated under SR407.

4. Additional powerplant modifications per Howard Drawing List No. AD60400-1B dated 7/5/61 are eligible.

5. Compatibility of this modification with previously installed equipment must be determined by installer.

-END- Afjy attention of thiy eertlfjcate i* punishable by a fine of not «jic«0dln9 51,000, or Inprisonaent not exceeding 3 years, or both, FAA Form 9110-2-1(10-69] Pags 3 of 3 This certificate nay be transferred In accordance kritn MK 22.47.