# STC SE419CH

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Champion Aerospace LLC, United States
- Description: Replace Slick 4000, 4100, 4200, and 4300 series magnetos and TCM/Bendix S-20, S-200, and S-1200 series magnetos with the Champion Limited Authority Spark Advance Regulator (LASAR ) ignition system
- Applied: May 11, 1995
- Status date: February 10, 2009
- Product: Engine
- Certification basis: Part 13, Part 21
- Data sheets: [TCDS E-274](https://openairdocs.org/tcds/E-274)
- Certificate PDF: https://openairdocs.org/files/sha256/b5/ad/b5ad344c3e2a08f84fd3a49d45cfdf0c5a976938d03fc7b510ed48c261c6797a
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/2FD2D4EFB019AB7E86257599006CB3FA.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SE419CH

## ADs that name it (0)

None.

## Approved models (52, first 50)

- Lycoming Engines O-320-A1A ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-A1B ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-A2A ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-A2B ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-A2C ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-A2D ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-A3A ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-A3B ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-A3C ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-B1A ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-B1B ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-B2A ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-B2B ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-B2C ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-B3A ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-B3B ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-B3C ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-C1A ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-C1B ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-C2A ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-C2B ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-C2C ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-C3A ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-C3B ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-C3C ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-D1A ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-D1B ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-D1C ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-D1D ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-D1F ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-D2A ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-D2B ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-D2C ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-D2F ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-D2G ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-D2H ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-D2J ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-D3G ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-E1A ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-E1B ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-E1C ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-E1F ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-E1J ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-E2A ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-E2B ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-E2C ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-E2D ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-E2F ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-E2G ([TCDS E-274](https://openairdocs.org/tcds/E-274))
- Lycoming Engines O-320-E2H ([TCDS E-274](https://openairdocs.org/tcds/E-274))

All 52: https://openairdocs.org/stc/SE419CH/models.md

## 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.

This certificate issued to

Part 13 of the Civil Air Regulations.

(See Type Certificate Data Sheet No. E-274 for complete certification basis.)

Replace Slick 4000, 4100, 4200, and 4300 series magnetos and TCM/Bendix S-20, S-200, and S-1200 series magnetos with the Champion Limited Authority Spark Advance Regulator (LASAR™) ignition system, in accordance with Unison Service letter SL1-95 dated September 21, 1995, no revision or later FAA approved revision.

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

2. LASAR™ can only be installed as a complete system. Existing magnetos must be removed from the engine prior to conversion.

3. A copy of this certificate or later FAA approved revision must be maintained as part of the permanent records for the modified aircraft.

4. 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.

Champion Aerospace LLC 1230 Old Norris Road Liberty, SC 29657 E-274 Make : AVCO Lycoming Model : O-320-A1A, -A1B, -A2A, -A2B, -A2C, -A2D, -A3A, -A3B, -A3C, -B1A, -B1B, -B2A, -B2B, -B2C, -B3A, -B3B, -B3C, -C1A, -C1B, -C2A, -C2B, -C2C, -C3A, -C3B, -C3C, -D1A, -D1B, -D1C, -D1D, -D1F, -D2A, -D2B, -D2C, -D2F, -D2G, -D2H, -D2J, -D3G, -E1A, -E1B, -E1C, -E1F, -E1J, -E2A, -E2B, -E2C, -E2D, -E2F, -E2G, -E2H, -E3D, -E3H Date reissued : January 23, 2009, February 10, 2009

( Signature) Thaddeus D. Krolicki, Jr.

Manager, Propulsion Branch Chicago Aircraft Certification Office

( Title)

Date of application : May 11, 1995

Date of issuance : October 12, 1995

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

Number

## Every issue (2)

- February 10, 2009: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/b5/ad/b5ad344c3e2a08f84fd3a49d45cfdf0c5a976938d03fc7b510ed48c261c6797a)
- January 23, 2009: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/d4/bb/d4bb4e76107877ab494ff82594b190a9327ad933513c3bc94b57c3f5d1238812)

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