What it approves
Installation of Lycoming IO-540- A1A5 powerplants and Hartzell HCA3XK-2B/7636D propellers.
ADs that name this STC · 1
An AD can apply because an STC is installed, or mention one in its text.
Supplemental type certificate · Riley Aircraft Corp
- Holder
- Riley Aircraft Corp · United States
- Status
- Current · Reissued
- Status date
- November 29, 1984
- Product
- Aircraft · Small Multi-Engine
- Certification basis
- Part 21
- Data sheet
- TCDS3A25
From FAA DRS. DRS record last changed December 6, 2025.