# STC SA469NE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Revo Inc, United States
- Description: Installation of Lycoming turbocharged engine model TIO-540-AA1AD in accordance with Lake Aircraft Drawing List 250T, Revision E or later Federal Aviation Administration (FAA) approved revision.
- Applied: October 11, 1984
- Status date: September 30, 2004
- Product: Aircraft, Single-Engine
- Certification basis: Part 21, Part 23
- Data sheets: [TCDS 1A13](https://openairdocs.org/tcds/1A13)
- Certificate PDF: https://openairdocs.org/files/sha256/7e/db/7edb0d4aa71fb5553c161a342d5ef14fb950372e636a4183b3f9687e3d7c249b
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/176602C1CE450EAA86256F82006B53AA.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA469NE

## ADs that name it (1)

- [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)

- REVO Incorporated Lake Model 250 ([TCDS 1A13](https://openairdocs.org/tcds/1A13))

## 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.

FAA FORM 8110-2(10-68) PAGE 1 of 2 PAGES Number SA469NE This certificate issued to Revo, Incorporated 1396 Grandview Boulevard Kissimmee, Florida 34744

Part 23 of the Federal Aviation Regulations.

Original Product--Type Certificate Number : 1A13 Make : REVO Model : Lake Model 250

Description of Type Design Change: Installation of Lycoming turbocharged engine model TIO-540-AA1AD in accordance with Lake Aircraft Drawing List 250T, Revision E or later Federal Aviation Administration (FAA) approved revision. The installation is applicable in the following configurations:

Configuration 1:

1. REVO, Inc. Airplane Flight Manual Supplement No. LA-2, Revision 8 or later FAA approved revision, is required and must be carried in the aircraft during all flights.

2. Limited to 4 seats located as follows: 2 seats at (+96 nominal), 2 seats at (+126 nominal).

Date of application : October 11, 1984

Date of issuance : September 19, 1986 Date reissued : October 6, 1989; November 20, 2002;

September 30, 2004 Date amended : March 31, 1988; October 31, 1989;

July 25, 1990

( Signature) Melvin D. Taylor Manager Atlanta Aircraft Certification Office

(Title)

FAA FORM 8110-2-1(10-69) PAGE 2 of 2 PAGES

Number SA469NE

Description of Type Design Change (Continued):

Configuration 1:

Basic installation as described.

Configuration 2:

Same as Configuration 1 with relocation of aft seats in accordance with Aerofab Drawing No. 170047, dated May 15, 1990 and Installation Instructions for Kit No. K-157, dated July 24, 1990.

Configuration 2:

1. REVO, Inc. Airplane Flight Manual Supplement No. LA-2, Revision 9 or later FAA approved revision, is required and must be carried in the aircraft during all flights.

2. Limited to 4 seats located as follows: 2 seats at (+96 nominal), 2 seats at (+129 nominal).

Configurations 1 and 2 :

a. Certification basis is per Type Certificate Data Sheet (TCDS) 1A13 and Equivalent Safety Finding for 14 CFR Part 23.991(a)(1).

b. This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated, unless it is determined by the installer that the interrelationship between this change and any other previously approved modifications will produce no adverse effect upon the airworthiness of that airplane. 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.

- END -

## Every issue (1)

- September 30, 2004: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/7e/db/7edb0d4aa71fb5553c161a342d5ef14fb950372e636a4183b3f9687e3d7c249b)

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