STC SA4263WE

3* Civil Air

*Certification basis is set forth on Type Certificate Data Sheet 3A24, Revision 27.

Installation of an air/oil separator in accordance with FAA-sealed Walker Engineering Company Master Drawing List No.

DLW-3000-2-3, Revision “D”, dated 1/10/80 or later FAA-approved revisions.

The approval of this change in type design applies basically to the above listed models only. This approval should not be extended to other specific airplanes 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 those other previously approved modifications will introduce no adverse effect upon the airworthiness of the above listed airplanes. A copy of this STC must be included in the permanent records of the modified aircraft. 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.

Airwolf Filter, Corp.

12801 Hwy 75 North Okmulgee, OK 74447 3A24 Cessna 185, 185A, 185B, 185C, 185D, 185E, A185E, A185F January 10, 1980

March 26, 1981

September 28, 2001; December 20, 2017

(Signature) Roy E. Boffo Manager, Propulsion and Project Management Section Chicago ACO Branch

(Title)

Original signed by:

Roy E. Boffo