FAA · Supplemental Type Certificate
STC SE94WE
Installation of oil fitting(AN-823-5D) in rocker box cover.
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 (11)
- E5CE Teledyne Continental Motors · IO-520-J
- E5CE Teledyne Continental Motors · IO-520-D
- E5CE Teledyne Continental Motors · IO-520-K
- E5CE Teledyne Continental Motors · IO-520-L
- E5CE Teledyne Continental Motors · IO-520-M
- E5CE Teledyne Continental Motors · IO-520-B
- E5CE Teledyne Continental Motors · IO-520-C
- E5CE Teledyne Continental Motors · IO-520-BA
- E5CE Teledyne Continental Motors · IO-520-A
- E5CE Teledyne Continental Motors · IO-520-E
- E5CE Teledyne Continental Motors · IO-520-F
Certification basis — 14 CFR
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗