# STC SA257CE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: TALCO Aviation
- Description: Installation of turbocharged Lycoming engines, Model IO-540-A1A5 with Hartzell HC-A3VK-2/V7636D propellers.
- Status date: August 31, 2023
- Data sheets: 6A1
- Certificate PDF: https://openairdocs.org/files/sha256/8f/f4/8ff4069d0477bfc71cdbef0a9046e8bc655df08186c2a1a17d2d7c90162bdb8b
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID120682063020231204144408.0001
- Page: https://openairdocs.org/stc/SA257CE

## ADs that name it

- [AD 2002-19-03](https://openairdocs.org/ad/2002-19-03): Crankshaft · Lycoming Engines IO-540-A1A5, IO-540-AA1A5, IO-540-AA1B5 and 81 more. Effective Sep 20, 2002. Named in the applicability

## Approved models (1)

- Twin Commander Aircraft Corporation 560-A (TCDS 6A1)

## 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.

SA257CE TALCO Aviation 3015 E. New York St, STE A2-270 Aurora, IL 60504 Part 3 the Civil Air Regulations 6A1 Aero Commander (Rockwell International) 560A Installation of turbocharged Lycoming engines, model IO-540-A1A5 with Hartzell HC-A3VK-2/V7636D propellers in accordance with Riley Aeronautics, Inc. Bulletin 64-5. Riley Aeronautics, Inc. AFM Supplement dated July 27, 1964 required.

(See continuation sheet 3 of 3) May 1, 1964 August 1, 1974; December 5, 1974; February 10, 1982; October 30, 1987; September 22, 1995;

April 1, 2004; April 26, 2005; July 3, 2006; March 16, 2007; March 5, 2018; February 2, 2021;

August 31, 2023 July 27, 1964 for Paul (Vu) Nguyen Manager, Central Certification Branch Compliance & Airworthiness Division Aircraft Certification Service 3

SA257CE 3

SA257CE Date of Issuance: July 27, 1964 Date of Reissuance: August 31, 2023

The installer must determine whether this design change is compatible with previously approved modifications. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission.

A.D. 65-02-03 (Rayjay) applicable to this installation.

-END- 3 3

## Every issue (5)

- August 31, 2023: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/8f/f4/8ff4069d0477bfc71cdbef0a9046e8bc655df08186c2a1a17d2d7c90162bdb8b)
- February 2, 2021: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/0f/4c/0f4cf3672ca3d1dd4925f561620340f04789183aabd666ec5c4a06cced4a9d87)
- March 5, 2018: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/29/1c/291c3c7d85b90725bbaf7d01ba3b9f9adf97cbf31714ccc1ff51c9b7058efc14)
- July 3, 2006: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/46/4d/464dcff77d44b0fb0a6e1c141c19071c5c8d07855a7025e47568e097f16feac2)
- April 1, 2004: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/82/da/82dac9505893028dea218d0843b123efcfe00930761a1c39d93ab3fe835d5af7)

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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.