FAA · Supplemental Type Certificate
STC SE611GL
Incorporation of a fuel flow transducer.
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 (14)
- 1E4 Textron Lycoming AVCO Corporation · IO-540-K1A5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-G1D5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-C1B5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-G1B5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-K1A5D
- 1E4 Textron Lycoming AVCO Corporation · IO-540-J4A5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-D4A5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-K1G5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-N1A5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-K1G5D
- 1E4 Textron Lycoming AVCO Corporation · IO-540-R1A5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-C4B5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-G1C5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-C4D5D
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 ↗