What it approves
Installation of oil filter adapter and oil filter.
What the certificate says
From the PDF’s text layer, without the form’s printed wording. Layout and order may differ; the PDF is the record.
13 Civil Air
Installation of oil filter adapter and oil filter in accordance with Lewis Gage company Drawing List Report No. 1, dated November 2, 1980, or later FAA approved revision :
This approval should not be extended to other specific engines of this model on which other previously approved modifications are incorporated, unless it is determined that the interrelationship between this change and any of those other previously approv ed modifications will introduce no adverse effect upon the airworthiness of that engine. A copy of this STC must be included in the permanent records of each engine modified in accordance with this STC. 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 E-267 Continental E-225-4, -8 April 23, 1980
November 19, 1980
January 15, 1981; April 20, 2017;
August 25, 2017; December 20, 2017
(Signature) Roy E. Boffo Manager, Propulsion and Project Management Section Chicago ACO Branch
(Title)
Original signed by:
Roy E. Boffo
ADs that name this STC · 0
An AD can apply because an STC is installed, or mention one in its text.
Approved models · 2
Every issue · 3
DRS keeps each issue of an STC as its own record, with its own certificate and attachments.
| Date | Status | Files |
|---|---|---|
| December 20, 2017 | Reissued, current | Certificate |
| August 25, 2017 | Reissued, earlier issue | Certificate |
| April 20, 2017 | Reissued, earlier issue | Certificate |