FAA · Supplemental Type Certificate
STC SE3177NM
Installation of Machin, Inc. intercooler & associated systems.
What is an STC?
A Supplemental Type Certificate authorizes a major modification or alteration to an FAA-certificated aircraft. STCs are how operators legally install new avionics, change fuel systems, add floats, swap engines, etc. — every change beyond a minor modification needs one.
Applicable aircraft (12)
- E14EA Lycoming Engines · LTIO-540-F2BD
- E14EA Lycoming Engines · LTIO-540-J2B
- E14EA Lycoming Engines · LTIO-540-J2BD
- E14EA Lycoming Engines · TIO-540-A1A
- E14EA Lycoming Engines · TIO-540-A1B
- E14EA Lycoming Engines · TIO-540-A1C
- E14EA Lycoming Engines · TIO-540-A2A
- E14EA Lycoming Engines · TIO-540-A2B
- E14EA Lycoming Engines · TIO-540-A2C
- E14EA Lycoming Engines · TIO-540-F2BD
- E14EA Lycoming Engines · TIO-540-J2B
- E14EA Lycoming Engines · TIO-540-J2BD
Certification basis — 14 CFR
Specific sections
- Sec. 111
- Sec. 113
- Sec. 115
- Sec. 117
- Sec. 119
- Sec. 120
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗