# STC SA5-66

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Aircraft Innovations, LLC, United States
- Description: Structural approval only of Fred A. Shaw engine mount and forward fuselage modification for installation of 150 hp engine.
- Applied: April 18, 1961
- Status date: September 11, 2009
- Product: Aircraft, Single-Engine
- Certification basis: Part 3, Part 21
- Data sheets: [TCDS A-797](https://openairdocs.org/tcds/A-797), [TCDS A-780](https://openairdocs.org/tcds/A-780)
- Certificate PDF: https://openairdocs.org/files/sha256/de/94/de94f80dae5b4088dbd3d71751ab005dce96a1c4c7845d2ec597480a8c986c58
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/61688D0834E45A9986257639005457A7.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA5-66

## ADs that name it (0)

None.

## Approved models (2)

- FS 2002 Corp. PA-14 ([TCDS A-797](https://openairdocs.org/tcds/A-797))
- FS 2003 Corp. PA-12 ([TCDS A-780](https://openairdocs.org/tcds/A-780))

## 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.

This certificate issued to Aircraft Innovations, LLC PO Box 110164 Anchorage, AK 99511

Part 3 of the Civil Air Regulations.

Original Product — Type Certificate Number: 780, 797 Make: Piper Model: PA-12, PA-14

Description of Type Design Change: Structural approval only of Fred A. Shaw Engine Mount and Forward Fuselage Modification for installation of 150 hp., 350 pound (total installation) engine, in Piper PA-12, PA-14 per Fred A. Shaw Drawing 54338-11, dated March 16, 1955.

1. The approval of this change in type design applies basically to Piper PA-12 and PA-14 only. Compatibility of this design change with previously approved modifications must be determined by the installer. This determination should include consideration of significant changes in weight distribution, such as an increase in the fixed disposable weight in the fuselage.

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.

Date of application: April 18, 1961 Date reissued : July 25, 1975; May 7, 1979;

September 11, 2009

Date of issuance: November 8, 1961 Date amended: September 11, 2009

( Signature) David D. Swartz Acting Manager, Anchorage Aircraft Certification Office

( Title)

## Every issue (2)

- September 11, 2009: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/de/94/de94f80dae5b4088dbd3d71751ab005dce96a1c4c7845d2ec597480a8c986c58)
- May 7, 1979: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/22/bb/22bb7dff2fdff51c1308faa49c06ac586b6b81f888277653f925e3860415ad04)

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