What it approves
Lycoming IGSO-480-A1D6 engines in lieu of original GSO-480-B1A6.
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 · 1
| Make | Model | Data sheet |
|---|---|---|
| Twin Commander Aircraft Corporation | 680 Series | 2A4 |