# STC SA663GL

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Airwolf Filter Corp
- Description: To install a scavenge oil filter system in G-164A and G-164B aircraft with P&W R985 or R1340 engines.
- Status date: October 20, 2017
- Data sheets: 1A16, 1A16
- Certificate PDF: https://openairdocs.org/files/sha256/2e/b4/2eb4f08077f8e8d6132e6be66226c5740d223b3b11f0c2a1dbef39abdd0e7bbd
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/C8A6EE1268B0795F862581C9006881D8.0001
- Page: https://openairdocs.org/stc/SA663GL

## ADs that name it

None.

## Approved models (2)

- Ag Cat Corporation G-164A (TCDS 1A16)
- Ag Cat Corporation G-164B (TCDS 1A16)

## 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.

8 Civil Air (See Type Certificate Data Sheet No. 1A16 for complete certification basis.)

To install Model 100 scavenge oil filter system in G-164A and G-164B aircraft with Pratt & Whitney R985 or R1340 engines in accordance with Sky-Tractor Supply Drawing List Report No. 100, revision. A, dated January 27, 2004, and Installation Instructions 100-II, revision A, dated September 17, 2003, or later FAA approved revisions.

1. Compatibility of this design change with previously approved modifications must be determined by the installer.

2. 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 1208 Highway 75 N Okmulgee, OK 74447 1A16 Schweizer G-164A and G-164B January 21, 1983

February 25, 1983

August 25, 1987; September 28, 2017, October 20, 2107

February 6, 2004

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

(Title)

## Every issue (1)

- October 20, 2017: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/2e/b4/2eb4f08077f8e8d6132e6be66226c5740d223b3b11f0c2a1dbef39abdd0e7bbd)

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From OpenAirDocs.org, an independent open copy of FAA data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.