SE03309CHEngine and powerplant
Installation of Engine Preheat Kit, p/n TSP6CYL-2927-115 for 115 volt application.
FAA holder: Hartzell Propeller Inc.
Aircraft STC directory
Continental Motors TSIO-520-H STCs
The Jun 30, 2026 FAA DRS snapshot contains 11 selected supplemental type certificates with status Current whose public applicability data names the Continental Motors TSIO-520-H. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
11
listed Current at snapshot
8
holder directories
2
modification categories
Oct 26, 2023
latest recorded revision
Modification demand surface
Other aircraft modifications8
Engine and powerplant3
Recently revised TSIO-520-H STCs
Showing the 11 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
View record
SE0417CHOther aircraft modifications
Turbo-normalization.
FAA holder: Western Skyways Aircraft Modifications Inc.
SE00113SEOther aircraft modifications
Replaces Teledyne-Continental Part Number 646277 lifter bodies.
FAA holder: B & B Aviation LLC
SE5784NMOther aircraft modifications
Replacement of Teledyne Continental original camshaft.
FAA holder: B & B Aviation LLC
SE03415CHEngine and powerplant
The turbo-normalization of Continental Motors engine models IO-520-A, -F, -J, and -L, TSIO-520-C, -G, -H, -M, and -R, and IO-550-F and L for installation into Cessna 206, 207 & 210 aircraft.
FAA holder: DERS Group Svc LLC
SE70RMOther aircraft modifications
Installation of compressor bracket.
FAA holder: Air Comm Corporation
SE09637SCOther aircraft modifications
Remove existing rocker arm assemblies and install modify rocker arm assemblies.
FAA holder: General Aviation Modifications Inc.
SE2393NMOther aircraft modifications
Installation of a magneto pressurization kit assembly and associated system for Bendix Models S6RN-1201 and 1205, and SLICK Models 662, 680, 6210 and 6220.
FAA holder: Turboplus Aircraft Systems, Inc.
SE1186SWOther aircraft modifications
Regrooving of pistons P/N 631475 or P/N 632585.
FAA holder: Continental Motors, Inc.
SE04117CHEngine and powerplant
Conversion of Continental Motors engine models TSIO-520-C, -G, -H, -M & -R to the naturally aspirated IO-520-A, -F, -J & -L.
FAA holder: Western Skyways
SE3330NMOther aircraft modifications
Continental valve cover gasket.
FAA holder: Real Gaskets Tennessee