FAA · Supplemental Type Certificate
STC SA00172SE
Installation of the following Garrett engines: TPE331-1-151A, -151K, -151G; TPE331-2-201A, -201C, or TPE331-6-252M, -252B, -252T, in combination with a Hartzell HC-B3TN-5(M)/T10282+4 propeller.
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)
- A4SW Ayres Corporation · S-2R
- A4SW Ayres Corporation · S2R-G1
- A4SW Ayres Corporation · S2R-G10
- A4SW Ayres Corporation · S2R-G5
- A4SW Ayres Corporation · S2R-G6
- A4SW Ayres Corporation · S2R-R1340
- A4SW Ayres Corporation · S2R-R1820
- A4SW Ayres Corporation · S2R-R3S
- A4SW Ayres Corporation · S2R-T11
- A4SW Ayres Corporation · S2R-T15
- A4SW Ayres Corporation · S2R-T34
- A4SW Ayres Corporation · S2R-T45
- A4SW Ayres Corporation · S2R-T65
- A4SW Ayres Corporation · S2RHG-T65
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗