STC SA11854CH

FEDERAL AVIATION Department of Transportation United States of America Federal Aviation Administration Supplemental Type Certificate Number: SA11854CH This certificate issued to: Dakota Cub Aircraft, Inc.

48473 262nd Street Valley Springs, SD 57068 Part 3 of the Civil Air Regulations.

Type Certificate Number: * Original Product Make: * Model: * * See attached FAA Approved Model List (AML) No. SA11854CH for list of approved airplane models and applicable airworthiness regulations.

Installation of modified exhaust system assembly in lieu of original components in accordance with installation instructions listed on AML No. SA11854CH.

1. This approval is only applicable to aircraft with Lycoming O-320 series or O-360 series engine installed.

2. The installer must determine whether this design change is compatible with previously approved modifications.

3. A copy of this Certificate and FAA Approved Model List (AML) No. SA11854CH, dated December 17, 2024, or later FAA approved revision, must be maintained as part of the permanent records for the modified aircraft.

4. Installation of this approval is a terminating action for Airworthiness Directive Number 68-05-01.

5. 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.

Date of Application: 08/10/2020 Date Reissued:

Date of Issuance: 12/17/2024 Date Amended:

for Paul Nguyen Title: Manager, Central Certification Branch (AIR-760) Compliance & Airworthiness Division Aircraft Certification Services

or propeller. The ST's supporting documentation (drawings, instructions, specifications, flight manual supplements, etc.) is the property of the STC holder.