FAA · Type Certificate Data Sheet
TCDS E-274
Lycoming Engines
Models covered (60)
- O-320-E3D
- O-320-D2J
- O-320-B1A
- O-320-H1BD
- O-320-E2D
- O-320-E1A
- O-320-A2C
- O-320-B2C
- O-320-E1F
- O-320-B2A
- O-320-D2G
- O-320-A1A
- O-320-C3C
- O-320-C2C
- O-320-C2B
- O-320-D1B
- O-320-B2D
- O-320-D2A
- O-320-D2C
- O-320-B1B
- O-320-E1C
- O-320-D2H
- O-320-H3AD
- O-320-E2H
- O-320-E2C
- O-320-D3G
- O-320-H2BD
- O-320-H3BD
- O-320-H1AD
- O-320-C2A
- O-320-B3B
- O-320-E2B
- O-320-B2E
- O-320-B3A
- O-320-E2G
- O-320-E1J
- O-320-E1B
- O-320-C3A
- O-320-B2B
- O-320-D1C
- O-320-D2F
- O-320-A3A
- O-320-A2D
- O-320-C3B
- O-320-A1B
- O-320-H2AD
- O-320-D1A
- O-320-B3C
- O-320-C1A
- O-320-E2A
- O-320-A3B
- O-320-A2A
- O-320-E3H
- O-320-E2F
- O-320-D2B
- O-320-A2B
- O-320-D1F
- O-320-C1B
- O-320-D1D
- O-320-A3C
Special Airworthiness Information Bulletins (1)
Advisory bulletins on these airframes. Not mandatory like ADs — but operators tracking AD compliance often miss the SAIB on the same component.
Former holders
- Textron Lycoming
The TCDS PDF on drs.faa.gov is the authoritative document for design-as-certified weight limits, performance, equipment, AD compliance times, and operating limitations. Open on drs.faa.gov ↗ DRS frequently breaks — when it does, the fleet view above and the cross-links below are usually what you actually need.