# STC SA03074CH

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Turbo Solutions LLC., United States
- Description: Installation of the Hartzell Engine Technologies turbocharger Model TE06 (P/N 406610-0018) with optional wastegate (P/N 490001-0000) on TCM engine model TSIO-470-B, -C, -D equipped on Cessna model 320 airframe in accordance with Turbo Solutions Installation Instructions Revision 3, FAA approved on 2/22/2012 and Drawing List No. 4, Revised on 11/12/2010 or later FAA approved revision.
- Applied: March 12, 2010
- Status date: February 22, 2012
- Product: Aircraft
- Certification basis: Part 3, Part 21
- Data sheets: [TCDS 3A25](https://openairdocs.org/tcds/3A25)
- Certificate PDF: https://openairdocs.org/files/sha256/38/4b/384bf645ecb06663639d252b9a150e0d7f2e1727773d26cc7f61193ccf9524e4
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/AEA16DF1815ACFDE862579C20075DFAD.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA03074CH

## ADs that name it (0)

None.

## Approved models (5)

- Cessna Aircraft Company 320 ([TCDS 3A25](https://openairdocs.org/tcds/3A25))
- Cessna Aircraft Company 320-1 ([TCDS 3A25](https://openairdocs.org/tcds/3A25))
- Cessna Aircraft Company 320A ([TCDS 3A25](https://openairdocs.org/tcds/3A25))
- Cessna Aircraft Company 320B ([TCDS 3A25](https://openairdocs.org/tcds/3A25))
- Cessna Aircraft Company 320C ([TCDS 3A25](https://openairdocs.org/tcds/3A25))

## 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.

Number SA03074CH

This certificate issued to

Part 3 of the Civil Aviation Regulations.

(See Type Certificate Data Sheet No. 3A25 for complete certification basis.)

Installation of the Hartzell Engine Technologies turbocharger Model TE06 (P/N 406610-0018) with optional wastegate (P/N 490001-0000) on TCM engine model TSIO-470-B, -C, -D equipped on Cessna model 320 airframe in accordance with Turbo Solutions Installation Instructions Revision 3, FAA approved on 2/22/2012 and Drawing List No. 4, Revised on 11/12/2010 or later FAA approved revision.

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

2. Verify weight and balance.

3. A copy of this certificate or later FAA approved revision must be maintained as part of the permanent records for the modified aircraft.

4. Full compliance with the Turbo Solutions Instructions for Continued Airworthiness, Rev. IR, dated 1/18/2012, or later FAA approved revision is required.

5. 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.

Turbo Solutions, LLC.

4967 Crooks Rd., Suite 150 Troy, MI 48098 3A25 Make : Cessna 320, 320-1, 320A, 320B, 320C Model :

Date of application : March 12, 2010

Date of issuance : February 22, 2012 Date reissued :

By direction of the Administrator Original Signed By:

Timothy Smyth

( Signature) Timothy Smyth Manager, Propulsion Branch Chicago Aircraft Certification Office

( Title)

## Every issue (1)

- February 22, 2012: Issued, Current. [certificate](https://openairdocs.org/files/sha256/38/4b/384bf645ecb06663639d252b9a150e0d7f2e1727773d26cc7f61193ccf9524e4)

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