STC SA1315WE

This certificate issued to: Universal Corporation 12253 Concord-Hambden Road Concorde Township, Ohio 44077

Part 3 of the Federal Aviation Regulations.

Original Product - Type Certificate Number: *See Master Eligibility List P-80-A-6 Make:

Installation of Mixture Monitor (exhaust gas temperature probe, gage and selector) in accordance with Delta Products Part Lists A-192 and A-193, or in accordance with Tri-Star Corporation Mixture Monitor Installation Instructions dated December 9, 1981, or later FAA approved revision and/or Drawing List MM- 127 dated November 15, 1981, or later FAA approved revision in aircraft models listed in Master Eligibility List P-80-A-6 revised March 29, 1968, copy attached, or later FAA approved revision.

This approval should not be extended to other aircraft of these models on which other previously approved modifications are incorporated unless it is determined by the installer that the interrelationship between this change and any of these other previously approved modifications will introduce no adverse effect upon the airworthiness of the aircraft.

Date of application: November 21, 1966 Date of issuance: November 28, 1966 Date reissued: May 20, 1981; October 10, 1985;

February 9, 2011; April 15, 2011

Date amended: December 10, 1981; September 23, 1983; May 15, 1990

( Signature) Todd Dixon Manager, Denver Aircraft Certification Office (Title)

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