STC SE04577CH

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SE04577CH Possession on this Supplemental Type Certificate (STC) document by persons other than the STC holder does not constitute rights to the design data nor to alter an aircraft, aircraft engine, or propeller. The STC ’s supporting documentation (drawings, instructions, specifications, flight manual supplements, etc.) is the property of the STC holder. An STC holder who allows a person to alter an aircraft, aircraft engine, or propeller must provide that person with written permission acceptable to the FAA. (Ref. 14 CFR 21.120).

FAA Form 8110-2 (6/20) SUPERSEDES PREVIOUS EDITION Page 1 of 3

This certificate issued to: Electroair Acquisition Corp 5097 Williams Lake Road Waterford MI, 48329

Part 33 of the Federal Aviation Regulations.

Original Product Type Certificate Number: See AML Description of Type Design Change:

Make: See AML Model: See AML Install an electronic engine ignition system in accordance with Electroair Acquisition Corp Installation Manual, IM EIS-41000, revision 16, dated December 14, 2022 or later FAA approved revision or IM EIS-61000, revision 18, dated December 14, 2022 or later FAA approved revision.

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

2. A copy of this Certificate and FAA Approved Model List (AML) No. SE04577CH, issued December 28, 2022, or later FAA approved revision, must be maintained as part of the permanent records for the modified aircraft.

3. 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.

4. Installation of an engine modified by this STC requires installation of either Electroair aircraft STC SA02987CH or SA03286CH.

An STC holder who allows a person to alter an aircraft, aircraft engine, or propeller must provide that person with written permission acceptable to the FAA. (Ref. 14 CFR 21.120).

FAA Form 8110-2 (6/20) SUPERSEDES PREVIOUS EDITION Page 2 of 3

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SE04577CH Possession on this Supplemental Type Certificate (STC) document by persons other than the STC holder does not constitute rights to the design data nor to alter an aircraft, aircraft engine, or propeller. The STC ’s supporting documentation (drawings, instructions, specifications, flight manual supplements, etc.) is the property of the STC holder. An STC holder who allows a person to alter an aircraft, aircraft engine, or propeller must provide that person with written permission acceptable to the FAA. (Ref. 14 CFR 21.120).

FAA Form 8110-2 (6/20) SUPERSEDES PREVIOUS EDITION Page 3 of 3

Date of Issuance: December 28, 2022

Certification Basis:

The Engine type certification basis is shown on the Original TCDS, for parts not changed or not affected by this change.

The certification basis for the parts changed or affected by installation of Electronic Ignition System is based upon Part 33 as amended by Amendment 33-34. Regulations at the latest amendment 33-0 through 33-34: 14 CFR §§ 33.3, 33.4 [Amdt. 33-9], 33.15 [Amdt. 33-10], 33.25 [Amdt. 33-10], 33.28 [Amdt. 33-26], 33.33, 33.37, 33.47, 33.49 [Amdt. 33-10], 33.51 [Amdt. 33-3], 33.53 [Amdt. 33-26], and Appendix A [Amdt. 33-25].

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