SE166SWOther aircraft modifications
Modification of Continental Piston Part No. 629185 (TSIO-470 Series) to accommodate piston ring set-up presently used in Continental O-470 Series piston #537883.
FAA holder: Continental Motors, Inc.
Aircraft STC directory
Teledyne Continental Motors TSIO-470 Series STCs
The Jun 30, 2026 FAA DRS snapshot contains 5 selected supplemental type certificates with status Current whose public applicability data names the Teledyne Continental Motors TSIO-470 Series. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
5
listed Current at snapshot
1
holder directories
2
modification categories
Oct 31, 2016
latest recorded revision
Modification demand surface
Other aircraft modifications3
Engine and powerplant2
Recorded holders
Recently revised TSIO-470 Series STCs
Showing the 5 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
View record
SE26WEOther aircraft modifications
Piston ring 250000, 250000+2W and250000+10W on Continental E Series piston 534895, O-470 piston 534895, 626992 and 537883 and IO-470 piston534895.
FAA holder: Continental Motors, Inc.
SE271SWOther aircraft modifications
Modification of Continental TSIO-470 piston P/N 629185 compression ring grooves from present keystone configuration to rectangular configuration.
FAA holder: Continental Motors, Inc.
SE5820SWEngine and powerplant
Installation of Airmotive exhaust valve, P/N AEC-637781.
FAA holder: Continental Motors, Inc.
SE09513SCEngine and powerplant
Installation and usage of Exxon 20W50 Multigrade aircraft engine oil conforming to Exxon Oil Formulation WS-3013.
FAA holder: Exxon Company USA