# STCs that may be installed: N46KB A list on [N46KB](https://openairdocs.org/aircraft/N46KB.md). Approved for this aircraft’s airframe or engine model. The registry doesn’t record which STCs an aircraft has; its records do. In force first, then newest. - [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 SE00825WI](https://openairdocs.org/stc/SE00825WI.md): Installation of Specialty Products Spin-on oil filter on Lycoming Engines. · B & C Specialty Products Inc. - [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 · Lists O-320 Series - [STC SE208SO](https://openairdocs.org/stc/SE208SO.md): Installation of ice indicator in the carburetor. · LegacySTC.com · Lists O-320 Series - [STC SE04349CH](https://openairdocs.org/stc/SE04349CH.md): Installation of SureFly electronic ignition · SureFly Partners Ltd. - [STC SE01954SE](https://openairdocs.org/stc/SE01954SE.md): Installation of engine crankcase seal. · Ly-Con Rebuilding Company - [STC SE02352CH](https://openairdocs.org/stc/SE02352CH.md): Installation of Challenger cleanable oil filter assembly · Challenger Aviation Products Inc. - [STC SE00939WI](https://openairdocs.org/stc/SE00939WI.md): Installation of B&C Specialty Products Model BC 315-() Starter on Lycoming engines. · B & C Specialty Products Inc. - [STC SE2391CE](https://openairdocs.org/stc/SE2391CE.md): Installation of B&C Speciality Products lightweight (10.2 pounds) engine starter, part number BC-315-100-1 (12 volts) or part number BC-315-100-3 (24 volts) on engines with ring gears that have 122 teeth · B & C Specialty Products Inc. · Lists O-320 Series - [STC SE03232CH](https://openairdocs.org/stc/SE03232CH.md): Installation of Engine Preheat Kit p/n TA2925-1 for 115 volt application · Hartzell Propeller Inc. - [STC SE04577CH](https://openairdocs.org/stc/SE04577CH.md): Install an electronic engine ignition system · Electroair Acquisition Corp - [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 SE8628SW](https://openairdocs.org/stc/SE8628SW.md): Installation of oil nozzles for lubrication of cam and filters. · Cygnet Aerospace Corp - [STC SE03215CH](https://openairdocs.org/stc/SE03215CH.md): STC for the conversion of Lycoming O-320-A, B, C, D, E; IO-320-A, B, C, D, E, F; AIO-320-A, B; AEIO-320-D, E to increase engine displacement to 340 cubic inches by installation of a crankshaft with a longer stroke · Continental Motors, Inc. - [STC SE4408SW](https://openairdocs.org/stc/SE4408SW.md): Miscellaneous engine cylinder replacement parts. · Continental Motors, Inc. · Lists O-320 Series - [STC SE8776SW](https://openairdocs.org/stc/SE8776SW.md): Installation of coated cylinders and piston rings. · Continental Motors, Inc. · Lists O-320 Series - [STC SE00218NY](https://openairdocs.org/stc/SE00218NY.md): Replacement of Lycoming starter with SKY-TEC 12 volt starter installed. · Hartzell Engine Technologies, LLC · Lists O-320 Series - [STC SE00226NY](https://openairdocs.org/stc/SE00226NY.md): Replacement of Lycoming starter with SKY-TEC 24-volt starter Models 149-24HT and 122-24HT. Approval limited to 24-volt DC source available to the starter. · Hartzell Engine Technologies, LLC - [STC SE00357NY](https://openairdocs.org/stc/SE00357NY.md): Replacement of Lycoming starter with SKY-TEC 24-volt starter installed. · Hartzell Engine Technologies, LLC · Lists O-320 Series - [STC SE2901NM](https://openairdocs.org/stc/SE2901NM.md): Lycoming valve cover gasket · Real Gaskets Tennessee - [STC SE00590DE](https://openairdocs.org/stc/SE00590DE.md): Installation of modified Lubricated Camshaft · Centri-Lube Technologies LLC - [STC SE01524CH](https://openairdocs.org/stc/SE01524CH.md): Replace Slick 6000, 6100, 6200, 6300, 4000, 4100, 4200, and 4300 series magnetos and TCM/Bendix S6-20, S6-200, S6-1200, S-20, S-200, and S-1200 series magnetos with Champion Limited Authority Spark Advance Regulator (LASAR) Model 4755 and 6755 bush kit ignition systems. · Champion Aerospace LLC - [STC SE419CH](https://openairdocs.org/stc/SE419CH.md): Replace Slick 4000, 4100, 4200, and 4300 series magnetos and TCM/Bendix S-20, S-200, and S-1200 series magnetos with the Champion Limited Authority Spark Advance Regulator (LASAR) ignition system · Champion Aerospace LLC - [STC SE524CH](https://openairdocs.org/stc/SE524CH.md): Replace Slick 4000, 4100, 4200, and 4300 series magnetos and TCM/Bendix S-20, S-200, and S-1200 series magnetos with the Champion Limited Authority Spark Advance Regulator (LASAR) · Champion Aerospace LLC - [STC SE8193SW](https://openairdocs.org/stc/SE8193SW.md): Grind nitriden high compression cylinder barrles to plus.010 oversize and install SL75089 P10 piston, SL74242 P10 compression ring, and SL73857 P10 oil ring. · Superior Air Parts Inc. - [STC SE2587CE](https://openairdocs.org/stc/SE2587CE.md): Add unleaded and leaded automotive gasoline, 91 minimum antiknock index per ASTM specification D-439. · Petersen Aviation Inc - [STC SE01930NY](https://openairdocs.org/stc/SE01930NY.md): Installation of Casper Labs 90 degree oil filter housing adapter. · Casper Labs Inc - [STC SE1779NM](https://openairdocs.org/stc/SE1779NM.md): Installation of Precise Flight, Inc. Standby Vacuum System SVS III · Precise Flight Inc - [STC SE5743NM](https://openairdocs.org/stc/SE5743NM.md): Intallation of adapter for externally mounted oil filter. · Aviation Development Corporation - [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 · Lists O-320 Series - [STC SE09492SC](https://openairdocs.org/stc/SE09492SC.md): Installation and usage of Exxon 20W50 multigrade aircraft engine oil conforming to Exxon Oil formulation WS-3013. · Exxon Company USA · Lists O-320 Series - [STC SE00590LA](https://openairdocs.org/stc/SE00590LA.md): Installation of Nickson's cylinder barrels on Lycoming reciprocating engine models. · Nickson's Machine Shop Inc · Lists O-320-D Series - [STC SE00350SE](https://openairdocs.org/stc/SE00350SE.md): Installation of sump mounted chip detector. · Aviation Development Corporation - [STC SE8023SW](https://openairdocs.org/stc/SE8023SW.md): Installation and usage of AEROSHELL · Shell Development Co · Lists O-320 Series - [STC SE3647SW](https://openairdocs.org/stc/SE3647SW.md): Engine replacement parts. · U.S. Technical · Lists O-320 Series - [STC SE452NE](https://openairdocs.org/stc/SE452NE.md): Installation and usage of 'Mobil AV 1' aviation oil. · Mobil Research & Development Corp · Lists O-320 Series - [STC SE5879SW](https://openairdocs.org/stc/SE5879SW.md): Use of Phillips X/C II 20W-50 and25W-60 oil (OSS 55875) in all Avco reciprocating aircraft engines from 65 to 450 BHP. · Phillips Petroleum Co · Lists O-320 Series - [STC SE5924SW](https://openairdocs.org/stc/SE5924SW.md): Installation of stainless steel replacement exhaust studs on AVCO engines. · Perrigo & Steele Aircraft Engr Company · Lists O-320 Series - [STC SE244NE](https://openairdocs.org/stc/SE244NE.md): Installation of Mattituck plasma flame sprayed cylinder barrels in Teledyne reciprocating engines. · Mattituck Airbase, Inc · Lists O-320 Series - [STC SE80NE](https://openairdocs.org/stc/SE80NE.md): Installation and usage of Bel-Ray synthetic aviation oil, Bel-Ray Aero 1, (nonsupercharged), horizontally opposed direct drive, aircraft engines of 350 hp. or less. · Bel-Ray Company, Inc · Lists O-320 Series - [STC SE1445SO](https://openairdocs.org/stc/SE1445SO.md): Use of Aero-blend oil additive in Teledyne (non turbocharged) aircraft engines. · ProTec · Lists O-320 Series - [STC SE128NE](https://openairdocs.org/stc/SE128NE.md): Use of AMS/OIL 15W 50 synthetic piston aircraft oil in Avco engines. · AMS/OIL · Lists O-320 Series - [STC SE508AL](https://openairdocs.org/stc/SE508AL.md): Addition of crankcase relief valve. · Univair Aircraft Corp - [STC SE2392SW](https://openairdocs.org/stc/SE2392SW.md): Conversion to fuel injection configuration equivalent IO-320-E2A. · Swick Aircraft · Lists O-320 Series - [STC SE2-7](https://openairdocs.org/stc/SE2-7.md): Carburetor air temperature bulb in Marvel-Schebler MA-4-5 carburetor. · McElroy Lynn · Lists O-320 Series - [STC SE5CE](https://openairdocs.org/stc/SE5CE.md): Prestolite ALK-5001 alternator. · Larsen Industries · Lists O-320 Series ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql SELECT m.matched_by, s.stc_number, s.description, s.holder, s.status, s.status_date, m.matched_model FROM ( SELECT stc_number, min(side) AS side, arg_min(matched_by, side) AS matched_by, arg_min(matched_model, side) AS matched_model FROM (SELECT stc_number, 1 AS side, 'airframe' AS matched_by, matched_model FROM 'https://openairdocs.org/data/latest/faa_aircraft_model_stc.parquet' WHERE aircraft_model_code = '0561020' UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '41595') GROUP BY stc_number ) m JOIN 'https://openairdocs.org/data/latest/faa_stc.parquet' s USING (stc_number) ORDER BY m.side, s.status = 'Current' DESC, s.status_date DESC, s.stc_number ``` This list as a web page: https://openairdocs.org/aircraft/N46KB/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.