SE3877NMEngine and powerplant
Modification of a Lycoming O-235-L2C engine to increase the horsepower rating from 115 HP @ 2700 RPM to a continuous 125 HP @ 2800 RPM.
FAA holder: Kai V. Nielsen
Aircraft STC directory
Textron Lycoming AVCO O-235-L2C STCs
The Jun 30, 2026 FAA DRS snapshot contains 3 selected supplemental type certificates with status Current whose public applicability data names the Textron Lycoming AVCO O-235-L2C. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
3
listed Current at snapshot
2
holder directories
2
modification categories
Jan 8, 2008
latest recorded revision
Modification demand surface
Engine and powerplant2
Other aircraft modifications1
Recorded holders
Recently revised O-235-L2C STCs
Showing the 3 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
View record
SE8707SWEngine and powerplant
Alteration of Lycoming O-235 engine to allow use of ethanol fuel.
FAA holder: Shauck Dr Maxwell E Jr
SE790GLOther aircraft modifications
Superseded by STC SE01943CH. Replace Lycoming piston number LW-13623 with Lycoming piston number 73851.
FAA holder: EAA Aviation Foundation