# STCs that may be installed: N357WC

A list on [N357WC](https://openairdocs.org/aircraft/N357WC.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 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 SE2387CE](https://openairdocs.org/stc/SE2387CE.md): Installation of B & C Speciality Products lightweight (10.2 pounds) engine starter P/N BC 315-100-1(12 volt) or P/N BC 315-100-3(24 volt). · B & C Specialty Products Inc. · Lists AEIO-540 Series
- [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 SE01436LA](https://openairdocs.org/stc/SE01436LA.md): Installation of Firewall Forward Technologies LLC modified camshaft · Centri-lube Technologies LLC
- [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 SE09445SC](https://openairdocs.org/stc/SE09445SC.md): Installation of fuel injector nozzles. · General Aviation Modifications Inc.
- [STC SE00768CH](https://openairdocs.org/stc/SE00768CH.md): Replace Slick 6000, 6100, 6200 and 6300 series magnetos and TCM/Bendix S6-20, S6-200 and S6-1200 series magnetos with the Champion Limited Authority Spark Advance Regulator (LASARTM) ignition system · Champion Aerospace 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 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 SE01930NY](https://openairdocs.org/stc/SE01930NY.md): Installation of Casper Labs 90 degree oil filter housing adapter. · Casper Labs Inc
- [STC SE7734SW](https://openairdocs.org/stc/SE7734SW.md): Modification of engine for operation with ethanol fuel. · Shauck Dr Maxwell E Jr.
- [STC SE5743NM](https://openairdocs.org/stc/SE5743NM.md): Intallation of adapter for externally mounted oil filter. · Aviation Development Corporation
- [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 AEIO-540 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 AEIO-540 Series
- [STC SA01436DE](https://openairdocs.org/stc/SA01436DE.md): Installation of Firewall Forward Technologies, LLC modified camshaft. · Centri-Lube Technologies LLC

## 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 = '056257I'
    UNION ALL SELECT stc_number, 2, 'engine', matched_model FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet' WHERE engine_model_code = '41799')
  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/N357WC/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.