# STC SE98WE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Airwolf Filter Corporation, United States
- Description: Installation of oil filter adapter and oil filter.
- Applied: April 23, 1980
- Status date: December 20, 2017
- Product: Engine
- Certification basis: Part 21
- Data sheets: [TCDS E-267](https://openairdocs.org/tcds/E-267)
- Certificate PDF: https://openairdocs.org/files/sha256/b6/18/b61835acf4badf38c224ebbcaa91e87d426e95509b64e9f13ac056b8299fc3a4
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DA28C01FFF9850F1862582180056E462.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SE98WE

## ADs that name it (0)

None.

## Approved models (2)

- Continental Motors E225-4 ([TCDS E-267](https://openairdocs.org/tcds/E-267))
- Teledyne Continental Motors E225-8 ([TCDS E-267](https://openairdocs.org/tcds/E-267))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can 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

## Every issue (3)

- December 20, 2017: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/b6/18/b61835acf4badf38c224ebbcaa91e87d426e95509b64e9f13ac056b8299fc3a4)
- August 25, 2017: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/86/60/86606840e331f1b0b4b0902c00ec1a444698cd66c5b44d08fdc5ee4bc5264c84)
- April 20, 2017: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/97/55/97552afd693da5b167e144321efed005913964c4dd13c3d0b2c42ffd798353da)

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