Supplemental type certificate · EAA Aviation Foundation
- Holder
- EAA Aviation Foundation · United States
- Status
- Current · Surrendered
- Status date
- March 5, 2004
- Product
- Engine
- Certification basis
- Part 21
From FAA DRS. DRS record last changed December 6, 2025.
What it approves
Superseded by STC SE01943CH. Replace Lycoming piston number LW-13623 with Lycoming piston number 73851.
ADs that name this STC · 0
An AD can apply because an STC is installed, or mention one in its text.
No AD in this release names this STC Approved models · 2
| Make | Model | Data sheet |
|---|
| Textron Lycoming AVCO Corporation | O-235-K2C | E-223 |
| Textron Lycoming AVCO Corporation | O-235-L2C | E-223 |