# STCs that may be installed: N4RL

A list on [N4RL](https://openairdocs.org/aircraft/N4RL.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 · Lists O-300-A
- [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 SE208SO](https://openairdocs.org/stc/SE208SO.md): Installation of ice indicator in the carburetor. · LegacySTC.com
- [STC SE04349CH](https://openairdocs.org/stc/SE04349CH.md): Installation of SureFly electronic ignition · SureFly Partners Ltd. · Lists O-300-A
- [STC SE00145WI](https://openairdocs.org/stc/SE00145WI.md): Installation of B&C Specialty Products Model BC 320-() Engine Starter. · B & C Specialty Products Inc. · Lists O-300-A
- [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. · Lists O-300-A
- [STC SE04577CH](https://openairdocs.org/stc/SE04577CH.md): Install an electronic engine ignition system · Electroair Acquisition Corp · Lists O-300-A
- [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. · Lists O-300-A
- [STC SE00533SE](https://openairdocs.org/stc/SE00533SE.md): Installation of Real Gasket Corporation Continental Engine Pushrod Tube Modification. · Real Gaskets Tennessee · Lists O-300-A
- [STC SE4725NM](https://openairdocs.org/stc/SE4725NM.md): Installation of an O-3000-A crankshaft, P/N 530860, equipped with an O-3000-D cluster fear, P/N 627846, in an O-3000-D engine. · General Aviation Concepts · Lists O-300-D
- [STC SE8409SW](https://openairdocs.org/stc/SE8409SW.md): Installation of P/N CO-300-1 Oil Filter Adaptor with spin-on filter as a replacement for the existing oil screen · Stratus Tool Technologies LLC · Lists O-300-A
- [STC SE10076SC](https://openairdocs.org/stc/SE10076SC.md): Modify engine by installation of C12ST2/S starter. · Hartzell Engine Technologies, LLC · Lists O-300-A
- [STC SE10129SC](https://openairdocs.org/stc/SE10129SC.md): Installation of rotocoil, valve springs, ni-resist valve guide, exhaust valve with chrome flash on stem, and rocker shaft with thrust buttons. · Continental Motors, Inc. · Lists O-300-A
- [STC SE34WE](https://openairdocs.org/stc/SE34WE.md): Installation of Electro-Coatings, Inc., piston rings on Continental pistons. · Continental Motors, Inc. · Lists O-300-A
- [STC SE8112SW](https://openairdocs.org/stc/SE8112SW.md): Installation of any or all parts identified by Parts Application List AEC9109-2. · Continental Motors, Inc. · Lists O-300-A
- [STC SE8776SW](https://openairdocs.org/stc/SE8776SW.md): Installation of coated cylinders and piston rings. · Continental Motors, Inc. · Lists O-300-A
- [STC SE3330NM](https://openairdocs.org/stc/SE3330NM.md): Continental valve cover gasket · Real Gaskets Tennessee · Lists O-300-A
- [STC SE1220GL](https://openairdocs.org/stc/SE1220GL.md): Replacement of Slick Model 664 magnetos with Slick Model 6264 magnetos or installation of Model 6364 magneto. · Champion Aerospace LLC · Lists O-300-A
- [STC SE09846SC](https://openairdocs.org/stc/SE09846SC.md): Installation of S539800M30 starter adapter springs. · Aircraft Specialties Services Inc · Lists O-300-D
- [STC SE1780NM](https://openairdocs.org/stc/SE1780NM.md): Installation of Precise Flight standby vacuum system (SVS III). · Precise Flight Inc · Lists O-300-A
- [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. · Lists O-300-A
- [STC SE5743NM](https://openairdocs.org/stc/SE5743NM.md): Intallation of adapter for externally mounted oil filter. · Aviation Development Corporation · Lists O-300-A
- [STC ST00435AT](https://openairdocs.org/stc/ST00435AT.md): Overhaul/repair of the Delco starter adapter drive (P/N 1971890) used with Delco starters P/N's 11096656 and 1109660. · Aerotech
- [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 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 SE00164SE](https://openairdocs.org/stc/SE00164SE.md): Installation of Avglas components to modify carburetor air housing assemblies. · McFarlane Aviation, Inc.
- [STC SE00350SE](https://openairdocs.org/stc/SE00350SE.md): Installation of sump mounted chip detector. · Aviation Development Corporation · Lists O-300-A
- [STC SE00262NY](https://openairdocs.org/stc/SE00262NY.md): Installation of Canadian Aero Manufacturing Pull Start Clutch, P/N 1971890-N or 1971890-M. · Canadian Aero Manufacturing
- [STC SE8669SW](https://openairdocs.org/stc/SE8669SW.md): Installation of roller rocker arm. · Performance Engineering · Lists O-300-A
- [STC SE452NE](https://openairdocs.org/stc/SE452NE.md): Installation and usage of 'Mobil AV 1' aviation oil. · Mobil Research & Development Corp
- [STC SE3-663](https://openairdocs.org/stc/SE3-663.md): Install dry vacuum pump drive. · Parker Hannifin Corp · Lists O-300-A
- [STC SE1976SW](https://openairdocs.org/stc/SE1976SW.md): Manufacture of new cylinder barrels and rebarreling with original cylinder head. · Gary Aerospace Corp
- [STC SE244NE](https://openairdocs.org/stc/SE244NE.md): Installation of Mattituck plasma flame sprayed cylinder barrels in Teledyne reciprocating engines. · Mattituck Airbase, Inc
- [STC SE2006CE](https://openairdocs.org/stc/SE2006CE.md): Add the following approved fuel: unleaded automotive gasoline, 87 minimum index and leaded automotive gasoline, 88 minimum antiknock index (RON+MON)/2. Also intermixing of aviation gasoline. · Petersen Aviation Inc · Lists O-300-A
- [STC SE1445SO](https://openairdocs.org/stc/SE1445SO.md): Use of Aero-blend oil additive in Teledyne (non turbocharged) aircraft engines. · ProTec
- [STC SE12GL](https://openairdocs.org/stc/SE12GL.md): Installation of oil filler cap. · Ray Whyte Electric Products Co. · Lists O-300-A
- [STC SE44WE](https://openairdocs.org/stc/SE44WE.md): Use of Kling Aviation Oil, Specifications KL-100, KL-200 and KL-300 in Continental and Lycoming engines. · Kling Oil Company

## 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 = '0563801'
    UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '17022')
  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/N4RL/stcs

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