What it approves
Replace existing engine induction air filter with AC Spark Plug Filter.
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 · 17
| Make | Model | Data sheet |
|---|---|---|
| Bell Helicopter Textron | 47G-2 | H-1 |
| Bell Helicopter Textron | 47G-2A | 2H3 |
| Bell Helicopter Textron | 47G-2A-1 | 2H3 |