# STC SE71WE

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Lewis Leibee, United States
- Description: BG-341 spark plug as eligible for installation on listed Continental engines.
- Status date: January 28, 1975
- Product: Engine
- Certification basis: Part 21
- Data sheets: [TCDS 3E3](https://openairdocs.org/tcds/3E3)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/FFAE730AAF26487185256CC2005C2D0C.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SE71WE

## ADs that name it (0)

None.

## Approved models (3)

- Teledyne Continental Motors TSIO-470-B ([TCDS 3E3](https://openairdocs.org/tcds/3E3))
- Teledyne Continental Motors TSIO-470-C ([TCDS 3E3](https://openairdocs.org/tcds/3E3))
- Teledyne Continental Motors TSIO-470-D ([TCDS 3E3](https://openairdocs.org/tcds/3E3))

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From OpenAirDocs.org, an independent open copy of FAA and NTSB data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.