# STC SA57RM

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Coleman T. Wagner, United States
- Description: Installation of Lycoming O-235-C1, -C1A, -C1B, -C1C, -C2A, -C2B, -C2C, -H2C, -K2A, -K2B, -L2A, or L2C series engines.
- Applied: November 5, 1974
- Status date: July 8, 2009
- Product: Aircraft, Single-Engine
- Certification basis: Part 3, Part 21
- Data sheets: [TCDS A-761](https://openairdocs.org/tcds/A-761), [TCDS A-796](https://openairdocs.org/tcds/A-796)
- Certificate PDF: https://openairdocs.org/files/sha256/d9/ec/d9ecc5c36c1bfc99c8c8afaa0269f28421e633017aedf557a9fbe455f49431af
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/73776E111E8E9B7286257600007071CD.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA57RM

## ADs that name it (0)

None.

## Approved models (6)

- American Champion Aircraft Corp. 11AC ([TCDS A-761](https://openairdocs.org/tcds/A-761))
- American Champion Aircraft Corp. 11BC ([TCDS A-761](https://openairdocs.org/tcds/A-761))
- American Champion Aircraft Corp. 11CC ([TCDS A-796](https://openairdocs.org/tcds/A-796))
- American Champion Aircraft Corp. S11AC ([TCDS A-761](https://openairdocs.org/tcds/A-761))
- American Champion Aircraft Corp. S11BC ([TCDS A-761](https://openairdocs.org/tcds/A-761))
- American Champion Aircraft Corp. S11CC ([TCDS A-796](https://openairdocs.org/tcds/A-796))

## 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.

P.O. Box 3 Clark, SD 57225

Part 3 & 4 a of the Civil Air Regulations. (See Type Certificate Data Sheet Nos. A-761 and A-796 for complete certification basis).

Original Product--Type Certificate Number : A-761, A-796

Installation of AVCO Lycoming 0-235-C1, -C1A, -C1B, -C1C, -C2A, -C2B, -C2C, -H2C, -K2A, -K2B, -L2A, or –L2C series engines and appropriate propellers or Teledyne Continental Motors 0-200-A, -B, or –C series engines and appropriate propellers according to C. L. Wagner instructions and drawings, pages 1 through 18 dated June 19, 1975, and / or pages 1A, 2A, 3A, 1B, 2B, 3B, and 1C dated July 25, 1981.

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

2) A copy of this certificate 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 the product, the holder shall give the other person written evidence of that permission.

(Limitations and Conditions continued on page 3 of 3)

Make : Bellanca (Trytek, Aeronca)

Model : 11AC, S11AC, 11BC, S11BC, 11CC, S11CC

Date of application : November 5, 1974

Date of issuance : June 19, 1975 Date reissued : July 8, 2009

Date amended : October 27, 1982

( Signature) Thaddeus D. Krolicki, Jr.

Manager, Propulsion Branch Chicago Aircraft Certification Office

( Title)

FAA FORM 8110-2-1(10-69) PAGE 3 of 3 PAGES

Number SA57RM

Limitations and Conditions (Cont.)

4) This modification is limited to airplanes with auxiliary fuel tanks installed, Item 104, Aircraft Specification No. A761, for Models 11AC, S11AC, 11BC, and S11BC; standard equipment for Models 11CC and S11CC, Aircraft Specification No. A796.

5) Federal Aviation Regulations (FAR) 43 combined with C. L. Wagner installation instructions is adequate to insure continued airworthiness of this modification.

-END-

FAA FORM 8110-2-1(10-69) PAGE 3 of 3 PAGES

Number ST00XXXCH-D Date of Issuance: XXXXXX Date Amended: XXXXXX

## Every issue (1)

- July 8, 2009: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/d9/ec/d9ecc5c36c1bfc99c8c8afaa0269f28421e633017aedf557a9fbe455f49431af)

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