SE208SOOther aircraft modifications
Installation of ice indicator in the carburetor.
FAA holder: LegacySTC.com
Aircraft STC directory
Textron Lycoming AVCO O-235 Series STCs
The Jun 30, 2026 FAA DRS snapshot contains 4 selected supplemental type certificates with status Current whose public applicability data names the Textron Lycoming AVCO O-235 Series. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
4
listed Current at snapshot
3
holder directories
2
modification categories
Apr 3, 2025
latest recorded revision
Modification demand surface
Other aircraft modifications3
Engine and powerplant1
Recently revised O-235 Series STCs
Showing the 4 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
View record
SE2393CEEngine and powerplant
Installation of B&C Speciality Products lightweight (10.2 pounds) engine starter, part number BC-315-100-1 (12 volts) or part number BC-315-100-3 (24 volts).
FAA holder: B & C Specialty Products Inc.
SE00218NYOther aircraft modifications
Replacement of Lycoming starter with SKY-TEC 12 volt starter installed.
FAA holder: Hartzell Engine Technologies, LLC
SE00357NYOther aircraft modifications
Replacement of Lycoming starter with SKY-TEC 24-volt starter installed.
FAA holder: Hartzell Engine Technologies, LLC