STC SE01144SE

FAA FORM 8110-2(10-68) PAGE 1 of 2 PAGES Number SE01144SE This certificate issued to Air Repair, Inc 920 Airport Service Road Cleveland, MS 38732

Part 13 of the Civil Air Regulations.

Original Product--Type Certificate Number : E-162 Make : Teledyne Continental Motors Model : W-670 16, 24, 6A, 6N

Installation of Olde Thyme Aviation, Inc. pistons, P/N OTA-4032-T6 or Air Repair, Inc. pistons, P/Ns AR4177 (5 each) and AR4177-1 (2 each), to replace Teledyne Continental Motors pistons P/N 4177.

Mixing of Olde Thyme Aviation, Inc. and Air Repair, inc. pistons in the same engine is not permitted and replacement pistons must be installed in complete sets of seven pistons. Instructions for continued airworthiness for the above model engines are not affected by this change with the provision that time between overhaul (TBO) for the modified engine shall be 1000 hours.

Limitations and Conditions: "Approval of this change in type design applies only to the engine models listed above .This approval should not be extended to other aircraft 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. A copy of this Certificate must be maintained as part of the permanent records for the (See continuation sheet)

Date of application : May 11, 2000

Date of issuance : November 21, 2002 Date reissued : October 14, 2003

Date amended : April 06, 2006

( Signature) Melvin D. Taylor Manager Atlanta Aircraft Certification Office

(Title)

FAA FORM 8110-2-1(10-69) PAGE 2 of 2 PAGES

Number SE01144SE Date of Issuance: November 21, 2002 Date Amended: April 06, 2006

modified 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."