FAA · Supplemental Type Certificate
STC SE1220GL
Replacement of Slick Model 664 magnetos with Slick Model 6264 magnetos or installation of Model 6364 magneto.
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 (8)
- E-253 Teledyne Continental Motors · O-300-B
- E-253 Teledyne Continental Motors · O-300-C
- E-253 Teledyne Continental Motors · C145-2
- E-253 Teledyne Continental Motors · C145
- E-253 Teledyne Continental Motors · O-300-D
- E-253 Teledyne Continental Motors · O-300-E
- E-253 Teledyne Continental Motors · O-300-A
- E-253 Teledyne Continental Motors · C145-2HP
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 ↗