# STCs approved under this data sheet: TCDS E-273 A list on [TCDS E-273](https://openairdocs.org/tcds/E-273.md). Current certificates first, most recently changed first. Page 1 of 2 · 73 STCs - [STC SE04651CH](https://openairdocs.org/stc/SE04651CH.md): To allow use of l00R grade aviation fuel meeting Swift Fuel, LLC specification SPEC-l00R-22 · Swift Fuels LLC - [STC SE2932SW](https://openairdocs.org/stc/SE2932SW.md): Install carburetor air temperature indicator. Approved for Aircooled Motors (Franklin Engine Co.) equipped with float carburetors. Model eligibility included here may not be inclusive. · Alcor LLC - [STC SE04349CH](https://openairdocs.org/stc/SE04349CH.md): Installation of SureFly electronic ignition · SureFly Partners Ltd. - [STC SE03309CH](https://openairdocs.org/stc/SE03309CH.md): Installation of Engine Preheat Kit, p/n TSP6CYL-2927-115 for 115 volt application · Hartzell Propeller Inc. - [STC SE25WE](https://openairdocs.org/stc/SE25WE.md): Installation of two (2) Roto-Master Turbochargers Model 3DT5FF10J2, P/N 600572-00 (formerly Rajay Model 315F10, P/N RJ0080-102) · TALCO Aviation - [STC SE04577CH](https://openairdocs.org/stc/SE04577CH.md): Install an electronic engine ignition system · Electroair Acquisition Corp - [STC SE04599CH](https://openairdocs.org/stc/SE04599CH.md): To allow the use of UL-94 (minimum) grade aviation fuel meeting ASTM D7547. · Swift Fuels LLC - [STC SE01966WI](https://openairdocs.org/stc/SE01966WI.md): Use of GAMI G100UL High Octane Unleaded Avgas in spark ignition piston aircraft engines · General Aviation Modifications Inc. - [STC SE09356SC](https://openairdocs.org/stc/SE09356SC.md): Install F & M Enterprises' Model C6LC, C6LC-S or C6LC-L oil filter adapter for a spin-on oil filter · Stratus Tool Technologies LLC - [STC SE09217SC](https://openairdocs.org/stc/SE09217SC.md): Installation of modified fuel injector nozzles. · General Aviation Modifications Inc. - [STC SE4985NM](https://openairdocs.org/stc/SE4985NM.md): Increase engine displacement. · NorthPoint Aviation - [STC SE00102SE](https://openairdocs.org/stc/SE00102SE.md): Replaces Teledyne-Continental Part Number 646277 lifter bodies in engine models listed below with lifter bodies. · B & B Aviation LLC - [STC SE5784NM](https://openairdocs.org/stc/SE5784NM.md): Replacement of Teledyne Continental original camshaft. · B & B Aviation LLC - [STC SE2107NM](https://openairdocs.org/stc/SE2107NM.md): Modify crankcase, crankshaft, carburetor and install cylinders from 520 cubic inch displacement engine and revise operating limits as shown in addendum SE2107NM. · Kenmore Air Harbor LLC - [STC SE09637SC](https://openairdocs.org/stc/SE09637SC.md): Remove existing rocker arm assemblies and install modify rocker arm assemblies. · General Aviation Modifications Inc. - [STC SE95WE](https://openairdocs.org/stc/SE95WE.md): Installation of oil fitting (AN-823-5D) in rocker box cover. · Airwolf Filter Corporation - [STC SE325SW](https://openairdocs.org/stc/SE325SW.md): Full flow oil filter. · Superior Flow Company - [STC SE26WE](https://openairdocs.org/stc/SE26WE.md): Piston ring 250000, 250000+2W and250000+10W on Continental E Series piston 534895, O-470 piston 534895, 626992 and 537883 and IO-470 piston534895. · Continental Motors, Inc. - [STC SE34WE](https://openairdocs.org/stc/SE34WE.md): Installation of Electro-Coatings, Inc., piston rings on Continental pistons. · Continental Motors, Inc. - [STC SE8776SW](https://openairdocs.org/stc/SE8776SW.md): Installation of coated cylinders and piston rings. · Continental Motors, Inc. - [STC SE3330NM](https://openairdocs.org/stc/SE3330NM.md): Continental valve cover gasket · Real Gaskets Tennessee - [STC SE994SO](https://openairdocs.org/stc/SE994SO.md): Installation of fuel line filters into the individual fuel injector lines in accordance with Beryl D Shannon Aviation Specialties, Inc. Installations Instructions BI 2500, approved May 24, 1976, or later FAA approved revision. · D'Shannon Products Ltd. - [STC SE10233SC](https://openairdocs.org/stc/SE10233SC.md): Installation of a Belt-Driven Vortech V-IS supercharger assembly. · Rod Sage - [STC SE267CH](https://openairdocs.org/stc/SE267CH.md): Installation of Slick Model 6309 and 6313 magnetos · Champion Aerospace LLC - [STC SE3765NM](https://openairdocs.org/stc/SE3765NM.md): Installation of freon compressor. · Flightcool Inc. - [STC SE09846SC](https://openairdocs.org/stc/SE09846SC.md): Installation of S539800M30 starter adapter springs. · Aircraft Specialties Services Inc - [STC SE551GL](https://openairdocs.org/stc/SE551GL.md): Incorporation of a fuel flow transducer. · Shadin Avionics - [STC SE1780NM](https://openairdocs.org/stc/SE1780NM.md): Installation of Precise Flight standby vacuum system (SVS III). · Precise Flight Inc - [STC SE01943CH](https://openairdocs.org/stc/SE01943CH.md): Add the following approved fuels: unleaded automotive gasoline 87 minimum antiknock index, per ASTM Specification D-439 or D-4814 of any volatility class, A through E, or 82UL AVGAS per ASTM D-6227. · Experimental Aircraft Association Inc. - [STC SE693GL](https://openairdocs.org/stc/SE693GL.md): Superseded by STC SE01943CH. Add the following approved fuel: unleaded automotive gasoline, 87 minimum antiknock index. · EAA Aviation Foundation - [STC SE5743NM](https://openairdocs.org/stc/SE5743NM.md): Intallation of adapter for externally mounted oil filter. · Aviation Development Corporation - [STC SE5868SW](https://openairdocs.org/stc/SE5868SW.md): Modify Teledyne O-470-S engine to install a turbosupercharger. · General Aviation Modifications, Inc. - [STC SE09773SC](https://openairdocs.org/stc/SE09773SC.md): Modification of Teledyne Continental Motors O-470-U engine. · Texas Skyways Inc - [STC SE09531SC](https://openairdocs.org/stc/SE09531SC.md): Modification of a Teledyne Continental Model O-470-U engine. · Texas Skyways Inc - [STC SE09513SC](https://openairdocs.org/stc/SE09513SC.md): Installation and usage of Exxon 20W50 Multigrade aircraft engine oil conforming to Exxon Oil Formulation WS-3013. · Exxon Company USA - [STC SE09559SC](https://openairdocs.org/stc/SE09559SC.md): Installation of US Airparts roller rocker arm assemblies P/N US92E exhaust and US92I intake. · US Airparts, Inc. - [STC SE00736LA](https://openairdocs.org/stc/SE00736LA.md): Replacement of various fuel and lubrication system parts with items from an IO-470-K engine to permit installation in a Beech model 35-A33 airplane. These changes must be made in accordance with Michael Adamson, Installation Instructions, Continental O-470-M Conversion, Manual #1, Revision N/C, dated January 6, 1999, or later FAA approved revisions. · Michael Adamson - [STC SE55WE](https://openairdocs.org/stc/SE55WE.md): Modification of fuel injection manifold valve P/N 626547 to the P/N 631427 or P/N 636326 configuration. · AAR Aircraft Services Inc. d/b/a AAR Aircraft Services-Oklahoma - [STC SE01153AT](https://openairdocs.org/stc/SE01153AT.md): Modify Teledyne Continental Motors model O-470-U engine. · Davis Aviation Services Inc - [STC SE1-201](https://openairdocs.org/stc/SE1-201.md): Installation of the Richter Aero Equipment Type B-4 or B-5 Temperature Probe. (O-360 SERIES (excl. A1C, C2B, C2D)) · MidContinent Instru Co Inc - [STC SE00580LA](https://openairdocs.org/stc/SE00580LA.md): Modification of the induction and other systems in accordance with Brooks Aviation Installation Instructions, Revision #1 dated December 15, 1997, or later FAA approved revision, and photographs contained in Brooks Aviation Report BA-1, Revision #01 dated December 20, 1997. Limited to installation on serial number 462014 ONLY. · Brooks Aviation - [STC SE00577NY](https://openairdocs.org/stc/SE00577NY.md): Installation of Canadian Aero Mfg. (C.A.M.) Oil Coolers. · Canadian Aero Manufacturing - [STC SE00350SE](https://openairdocs.org/stc/SE00350SE.md): Installation of sump mounted chip detector. · Aviation Development Corporation - [STC SE00427NY](https://openairdocs.org/stc/SE00427NY.md): Installation, operation and inspection of CAM oil coolers. · Canadian Aero Manufacturing - [STC SE00142SE](https://openairdocs.org/stc/SE00142SE.md): Replaces the following Teledyne-Continental part numbers: 641682 (Rocker Arm, Exhaust), 539742 (Rocker Arm, Intake), 539740 (Rocker Arm, Shaft) and 538304 (Pushrod Assembly) · Dakota Aircraft Parts Inc - [STC SE8949SW](https://openairdocs.org/stc/SE8949SW.md): Modification of engine IAW Texas Skyways mod procedure TS94004. · Texas Skyways Inc - [STC SE00085SE](https://openairdocs.org/stc/SE00085SE.md): Remove the MA-4-5 carburetor and replace with Ellison Fluid Systems, Inc. EFS-4-5 Throttle Body Injector carburetor, Part Number 10-510, Rev. H, or later FAA approved revision · Ellison Fluid Systems Inc - [STC SE3296NM](https://openairdocs.org/stc/SE3296NM.md): Replacement of the original engine oil screen with an external mounted full flow oil adapter and spin-on filter. · Timberman Allen E - [STC SE8594SW](https://openairdocs.org/stc/SE8594SW.md): Installation of roller rocker arm P/N PE 92I intake and PE92E exhaust. · Performance Engineering - [STC SE4384NM](https://openairdocs.org/stc/SE4384NM.md): Installation of Ritter camshaft. · Ritter Cams Inc Next page: https://openairdocs.org/tcds/E-273/stcs.md?page=2 ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql SELECT s.stc_number, s.description, s.holder, s.status, s.status_date FROM 'https://openairdocs.org/data/latest/faa_stc.parquet' s WHERE s.stc_number IN (SELECT stc_number FROM 'https://openairdocs.org/data/latest/faa_stc_model.parquet' WHERE tcds_number = 'E-273') ORDER BY s.status = 'Current' DESC, s.status_date DESC, s.stc_number ``` This list as a web page: https://openairdocs.org/tcds/E-273/stcs --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.