# STC SA714NW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Patrick Williams, United States
- Description: Installation of a Continental IO-360C engine and a McCauley 2A34C203/90DCA-8 propeller.
- Applied: October 10, 1978
- Status date: June 23, 2013
- Product: Aircraft, Single-Engine
- Certification basis: Part 3, Part 21
- Data sheets: [TCDS A-767](https://openairdocs.org/tcds/A-767)
- Certificate PDF: https://openairdocs.org/files/sha256/6f/77/6f7778bfbd407490c92b3545769f607ca2716886dea303fdd90faebbd03a31f6
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/D6DD07A115E6E33686257BB800537065.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA714NW

## ADs that name it (0)

None.

## Approved models (1)

- Univair Aircraft Corporation 108-1 ([TCDS A-767](https://openairdocs.org/tcds/A-767))

## 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.

Part 3 of the Civil Air Regulations.

Description of Type Design Change: Installation of a Continental I0-360C Engine and a McCauley 2A34C203/90DCA-8 Propeller in accordance with Steve Knopp photographs 1 through 3.

Limitations and Conditions: Data pertaining to this modification are considered inadequate for duplication in other aircraft. This approval is limited to the installation in Univair 108-1, Serial Number 108-1462, only. A copy of this Certificate and Addendum Number SA714NW shall be maintained as part of the permanent records for the modified aircraft.

Patrick Williams 320 55TH Ave., NW Salem, Oregon 97304 A-767 Make: Univair (Stinson) Model: 108-1

Date reissued: June 19, 1992; March 19, 2004;

June 23, 2013

(Signature) August A. Asay Manager, Anchorage Aircraft Certification Office

(Title)

Date of application: October 10, 1978

Date of issuance: April 03, 1979

## Every issue (1)

- June 23, 2013: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/6f/77/6f7778bfbd407490c92b3545769f607ca2716886dea303fdd90faebbd03a31f6)

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