STC SA01902CH

Installation of two Walter a.s. Model M601E-11A engines and Avia propeller model V.510/90A/B five bladed propellers.

Historical Reissued Aircraft Single-Engine Rev 12/05/2013 View PDF on drs.faa.gov ↗

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 (2)

3A20 Raytheon Aircraft Company · C90
3A20 Raytheon Aircraft Company · E90

Certification basis — 14 CFR

Part 3
Part 21

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 ↗