SE5583SWFuel systems
Installation of fuel flow transducers (true-flow totalizer).
FAA holder: Alcor LLC
Aircraft STC directory
Teledyne Continental Motors TSIO-520 Series STCs
The Jun 30, 2026 FAA DRS snapshot contains 4 selected supplemental type certificates with status Current whose public applicability data names the Teledyne Continental Motors TSIO-520 Series. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
4
listed Current at snapshot
3
holder directories
3
modification categories
May 27, 2025
latest recorded revision
Modification demand surface
Engine and powerplant2
Fuel systems1
Other aircraft modifications1
Recently revised TSIO-520 Series STCs
Showing the 4 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
View record
SE5820SWEngine and powerplant
Installation of Airmotive exhaust valve, P/N AEC-637781.
FAA holder: Continental Motors, Inc.
SE09261SCEngine and powerplant
Modify engine to increase power output rating from 310 hp to 335 hp, install Garrett/AlliedSignal TA-81 turbocharger, RAM intercooler, RAM economy camshaft, RAM oil pump pickup tube, RAM forged pistons with gapless rings, and 0.02 inch undersized crankshaft.
FAA holder: RAM Aircraft Limited Partnership
SE3631SWOther aircraft modifications
Cylinder modification.
FAA holder: RAM Aircraft Limited Partnership