STC SA420CH
FAA DRS lists SA420CH as Current · Reissued, held by Champion Aerospace LLC, for Cessna Aircraft 172I, Cessna Aircraft 172K, and Cessna Aircraft 172L, and 3 more aircraft configurations. Recorded change: Install the Champion Limited Authority Spark Advance Regulator (LASARTM) ignition system. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
SA420CH identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.
Applicability
Aircraft named in FAA DRS
Named aircraft: Cessna Aircraft 172I, Cessna Aircraft 172K, and Cessna Aircraft 172L, and 3 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
Related other aircraft modifications STCs
Installation of encoding altimeter/alerting system.
FAA holder: Mitsubishi Heavy Industries America Inc.
Installation of Sunair ASB-100 HF system.
FAA holder: Mitsubishi Heavy Industries America Inc.
Installation of Smith's encoding altimeter and alerting system.
FAA holder: Mitsubishi Heavy Industries America Inc.
Installation of 5V light source.
FAA holder: Mitsubishi Heavy Industries America Inc.