# STCs that may be installed: Continental IO-520-D

A list on [Continental IO-520-D](https://openairdocs.org/engine/continental-io-520-d.md).

In force first, then newest. The registry doesn’t record which STCs an aircraft has.

Page 1 of 2 · 58 STCs

- [STC SE5583SW](https://openairdocs.org/stc/SE5583SW.md): Installation of fuel flow transducers (true-flow totalizer). · Alcor LLC · Lists IO-520 Series
- [STC SE01844SE](https://openairdocs.org/stc/SE01844SE.md): Installation of fuel control modification and associated hardware · Metal Innovations Inc. dba MII Aero
- [STC SE04349CH](https://openairdocs.org/stc/SE04349CH.md): Installation of SureFly electronic ignition · SureFly Partners Ltd.
- [STC SE02352CH](https://openairdocs.org/stc/SE02352CH.md): Installation of Challenger cleanable oil filter assembly · Challenger Aviation Products Inc.
- [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 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 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 SE03704AT](https://openairdocs.org/stc/SE03704AT.md): Convert Continental Motors IO-520-A, -D, -E, -F and -L engine to Vitatoe Aviation, LLC IO-520-A-CF, -D-CF, -E-CF, -F-CF or -L-CF engine in accordance with Master Parts List PL2008-7 Rev. C dated August 2, 2018 or later FAA approved revision and Assembly Instructions PL2008-13 Rev C. dated August 2, 2018 or later FAA approved revision. · Vitatoe Aviation LLC
- [STC SE09217SC](https://openairdocs.org/stc/SE09217SC.md): Installation of modified fuel injector nozzles. · General Aviation Modifications Inc.
- [STC SE94WE](https://openairdocs.org/stc/SE94WE.md): Installation of oil fitting(AN-823-5D) in rocker box cover. · Airwolf Filter Corporation
- [STC SE00115SE](https://openairdocs.org/stc/SE00115SE.md): Replaces Teledyne-Continental Part Number 646277 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 SE70RM](https://openairdocs.org/stc/SE70RM.md): Installation of compressor bracket · Air Comm Corporation
- [STC SE2068NM](https://openairdocs.org/stc/SE2068NM.md): Remove fuel injection system, install Marvel Schebler carburetor system and revise operating limits as shown in addendum SE2068NM. · 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 SE03187AT](https://openairdocs.org/stc/SE03187AT.md): STC for the conversion of Teledyne Continental Motors (TCM) Models IO-520-D, -E, -F, or -L to the respective PowerLite Models IO-550-D-AP, -E-AP, -F-AP, or -L-AP which have the same ratings and limitations as TCM Models IO-550-D, -E, -F, or -L, respectively. · Vitatoe Aviation LLC
- [STC SE1186SW](https://openairdocs.org/stc/SE1186SW.md): Regrooving of pistons P/N 631475 or P/N 632585 · Continental Motors, Inc.
- [STC SE2340SW](https://openairdocs.org/stc/SE2340SW.md): Installation of modified cylinder assemblies, barrels, piston, and repaired crankcases. · 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 SE5820SW](https://openairdocs.org/stc/SE5820SW.md): Installation of Airmotive exhaust valve, P/N AEC-637781. · Continental Motors, Inc. · Lists IO-520 Series
- [STC SE8776SW](https://openairdocs.org/stc/SE8776SW.md): Installation of coated cylinders and piston rings. · Continental Motors, Inc.
- [STC SE09979SC](https://openairdocs.org/stc/SE09979SC.md): Modification of Teledyne Continental Motors IO-520-B, IO-520-BA, or IO-520-BB engine to an Ultimate Engines IO-550-B/UE engine · General Aviation Modifications, Inc.
- [STC SE3330NM](https://openairdocs.org/stc/SE3330NM.md): Continental valve cover gasket · Real Gaskets Tennessee
- [STC SE7325SW-D](https://openairdocs.org/stc/SE7325SW-D.md): Installation of crankcase modifications. · RAM Aircraft Limited Partnership
- [STC SE09846SC](https://openairdocs.org/stc/SE09846SC.md): Installation of S539800M30 starter adapter springs. · Aircraft Specialties Services Inc
- [STC SE443GL](https://openairdocs.org/stc/SE443GL.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 SE5743NM](https://openairdocs.org/stc/SE5743NM.md): Intallation of adapter for externally mounted oil filter. · Aviation Development Corporation
- [STC SE09997SC](https://openairdocs.org/stc/SE09997SC.md): Modification of Teledyne Continental Motors IO-520-B or IO-520-BA or IO-520-BB engine. · Barrett Performance Aircraft · Lists IO-520 Series
- [STC SE00215DE](https://openairdocs.org/stc/SE00215DE.md): Modification to Teledyne Continental engine for the installation of a turbonormalizing system. · Engine Technologies 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 · Lists IO-520 Series
- [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 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 · Lists IO-520 Series
- [STC SE09289SC](https://openairdocs.org/stc/SE09289SC.md): Installation of modified fuel injector nozzles. · General Aviation Modifications, Inc.
- [STC SE00577NY](https://openairdocs.org/stc/SE00577NY.md): Installation of Canadian Aero Mfg. (C.A.M.) Oil Coolers. · Canadian Aero Manufacturing
- [STC SE09319SC](https://openairdocs.org/stc/SE09319SC.md): Modify oil pan adding a new oil sump drain. · Texas Skyways Inc · Lists IO-520 Series
- [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 SE75WE](https://openairdocs.org/stc/SE75WE.md): Installation of emergency fuel system. · Mission Aviation Fellowship
- [STC SE00143SE](https://openairdocs.org/stc/SE00143SE.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 SE8687SW](https://openairdocs.org/stc/SE8687SW.md): Regrooving of pistons P/N 631475 or P/N 632585. · Capehart Industries, Inc · Lists IO-520 Series
- [STC SE4314NM](https://openairdocs.org/stc/SE4314NM.md): Replacement of the original engine oil screen with an external mounted full flow oil adapter & 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 SE5205NM](https://openairdocs.org/stc/SE5205NM.md): Installation of an Oilamatic engine filter screen adapter. · Oilamatic Inc
- [STC SE400NE](https://openairdocs.org/stc/SE400NE.md): Installation of Auto-vac-2 instrument vacuum system. · Raymond Ives
- [STC SE7422SW](https://openairdocs.org/stc/SE7422SW.md): Installation of Performance Engineering roller rocker arms. · Performance Engineering
- [STC SE938GL](https://openairdocs.org/stc/SE938GL.md): Installation of oil filler tube extension. · Rapco, Inc
- [STC SE2197CE](https://openairdocs.org/stc/SE2197CE.md): Add the following approved fuel: leaded & unleaded automotive gasoline 91 minimum antiknock index (RON+MON)/2. Intermixing with aviation gasoline also approved. · Petersen Aviation Inc
- [STC SE3812SW](https://openairdocs.org/stc/SE3812SW.md): Recontouring and polishing(porting) of intake manifold and exhaust parts and air flow balancing. · High Performance Aircraft · Lists IO-520 Series

Next page: https://openairdocs.org/engine/continental-io-520-d/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, m.matched_model
FROM (
  SELECT stc_number, min(matched_model) AS matched_model
  FROM 'https://openairdocs.org/data/latest/faa_engine_model_stc.parquet'
  WHERE engine_model_code IN ('17236')
  GROUP BY stc_number
) m JOIN 'https://openairdocs.org/data/latest/faa_stc.parquet' s USING (stc_number)
ORDER BY s.status = 'Current' DESC, s.status_date DESC, s.stc_number
```

This list as a web page: https://openairdocs.org/engine/continental-io-520-d/stcs

---
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