FAA · Supplemental Type Certificate
STC SA01436DE
Installation of Firewall Forward Technologies, LLC modified camshaft.
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 (167)
- 1E4 Textron Lycoming AVCO Corporation · AEIO-540-D4A5
- 1E4 Textron Lycoming AVCO Corporation · AEIO-540-D4B5
- 1E4 Textron Lycoming AVCO Corporation · AEIO-540-D4C5
- 1E4 Textron Lycoming AVCO Corporation · AEIO-540-D4D5
- 1E4 Textron Lycoming AVCO Corporation · AEIO-540-L1B5
- 1E4 Textron Lycoming AVCO Corporation · AEIO-540-L1B5D
- 1E4 Textron Lycoming AVCO Corporation · AEIO-540-L1D5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-A1A5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-AA1A5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-AA1B5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-AB1A5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-AC1A5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-AE1A5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-B1A5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-B1B5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-B1C5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-C1B5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-C1C5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-C2C
- 1E4 Textron Lycoming AVCO Corporation · IO-540-C4B5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-C4B5D
- 1E4 Textron Lycoming AVCO Corporation · IO-540-C4C5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-C4D5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-C4D5D
- 1E4 Textron Lycoming AVCO Corporation · IO-540-D4A5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-D4B5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-D4C5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-E1A5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-E1B5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-E1C5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-G1A5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-G1B5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-G1C5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-G1D5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-G1E5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-G1F5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-J4A5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-K1A5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-K1A5D
- 1E4 Textron Lycoming AVCO Corporation · IO-540-K1B5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-K1B5D
- 1E4 Textron Lycoming AVCO Corporation · IO-540-K1C5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-K1D5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-K1E5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-K1E5D
- 1E4 Textron Lycoming AVCO Corporation · IO-540-K1F5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-K1F5D
- 1E4 Textron Lycoming AVCO Corporation · IO-540-K1G5
- 1E4 Textron Lycoming AVCO Corporation · IO-540-K1G5D
- 1E4 Textron Lycoming AVCO Corporation · IO-540-K1H5
+ 117 more aircraft
Specific sections
- Sec. 111
- Sec. 113
- Sec. 115
- Sec. 117
- Sec. 119
- Sec. 120
- § 21.47
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗