# Search: E18S

Supplemental type certificates: 228 matches in release 2026-11-06. Page 1.

- [STC SE296CH](https://openairdocs.org/stc/SE296CH.md): Installation of Slick model 6377 or 6379 magnetos. · Champion Aerospace LLC
  > ["**E185**-3","**E185**-10","**E185**-9","**E185**-5","E165-3","**E185**-2","E165-4…
- [STC SE100WE](https://openairdocs.org/stc/SE100WE.md): Installation of oil filter adapter and oil filter. · Airwolf Filter Corporation
  > ["**E185**-3","**E185**-11","**E185**-8","**E185**-1","**E185**-9"]
- [STC SE3295NM](https://openairdocs.org/stc/SE3295NM.md): Replacement of the original engine oil screen with an external mounted full flow oil adapter and spin-on filter. · Timberman Allen E
  > ["**E185**-1","**E185**-11","**E185**-3","**E185**-8","**E185**-9"]
- [STC SE2033CE](https://openairdocs.org/stc/SE2033CE.md): Add the following approved fuel: unleaded automotive gasoline, 87 minimum antiknock index and leaded automotive gasoline, 88 minimum antiknock index(RON+MON)/2. Intermixing with aviation gasoline also approved. · Petersen Aviation Inc
  > ["**E185**-11","**E185**-10","E165-3","**E185**-2","**E185**-8","E165-2","**E185**-1…
- [STC SE416GL](https://openairdocs.org/stc/SE416GL.md): Installation of a spin-on oil filter adapter and spin-on filter in lieu of original screen. · S & K Engineering
  > ["**E185**-11","**E185**-3","**E185**-8","E165-2","**E185**-1","**E185**-9"]
- [STC SE23SW](https://openairdocs.org/stc/SE23SW.md): Installation of Bendix RS-5BD1 or RSA-5AD1 fuel injection system. · Bendix Corporation
  > ["**E185**-1","**E185**-8","**E185**-9","**E185**-3","**E185**-11","E225-8","E225-4…
- [STC SA1391WE](https://openairdocs.org/stc/SA1391WE.md): Engine cowl and exhaust modifications. · Staggerwing Museum Foundation Inc.
  > ["**E18S**","**E18S**-9700"]
- [STC SE1760SW](https://openairdocs.org/stc/SE1760SW.md): Replacement of original cylinder barrels with P/N G-534894A. · Gary Aerospace Corp
  > ["IO-470-K","IO-470-J","**E185**-2","E165-2","**E185**-8","**E185**-11…
- [STC SA2493WE](https://openairdocs.org/stc/SA2493WE.md): Installation of cockpit exterior door. · Staggerwing Museum Foundation Inc.
  > ["**E18S**-9700","G18S","**E18S**","H18"]
- [STC SA2736WE](https://openairdocs.org/stc/SA2736WE.md): Installation of pilot cockpit door. · Staggerwing Museum Foundation Inc.
  > ["H18","G18S","**E18S**","**E18S**-9700"]
- [STC SA3126WE](https://openairdocs.org/stc/SA3126WE.md): Installation of pilot cockpit door. · SOUTHWESTERN AERO EXCHANGE INC.
  > ["**E18S**","**E18S**-9700","G18S","H18"]
- [STC SA1956WE](https://openairdocs.org/stc/SA1956WE.md): Installation of fuselage aft cargo door. · Staggerwing Museum Foundation Inc.
  > ["**E18S**","**E18S**-9700","H18","G18S"]
- [STC SA1243WE](https://openairdocs.org/stc/SA1243WE.md): Combined installation of PT6A turboprop engines (per STC SA111WE), tri-gear (per STC SA1016WE), and 'Tradewind' single tail. · Volpar, Inc
  > ["**E18S**","**E18S**-9700"]
- [STC SA2-993](https://openairdocs.org/stc/SA2-993.md): Installation of P&W R-985 Fuel Injection Engines, as modified by STC SE1-391. · Staggerwing Museum Foundation Inc.
  > ["**E18S**","**E18S**-9700"]
- [STC SA836SW](https://openairdocs.org/stc/SA836SW.md): UAC PT6A-20 (Turbo-prop) engines tricycle landing gear, power compensator, pitch stabilizer system and related modifications. · Aircraft Industries of Canada Ltd.
  > ["**E18S**-9700","**E18S**"]
- [STC SA899EA](https://openairdocs.org/stc/SA899EA.md): Installation of Grimes three-light strobe system as a supplemental light system. · Honeywell International Inc.
  > ["**E18S**","**E18S**-9700","G18S","H18"]
- [STC SA1137WE](https://openairdocs.org/stc/SA1137WE.md): Installation of cargo door in aft fuselage that applies to model E18S-9700, serial number BA-179 ONLY. · Staggerwing Museum Foundation Inc.
  > Installation of cargo door in aft fuselage that applies to model **E18S**-9700, serial…
- [STC SA2544WE](https://openairdocs.org/stc/SA2544WE.md): Installation of Bendix M-4C Autopilot and Sperry STARS  Flight Director System for Beech Model E18S, N10FG, Serial No. BA-324, only. · Staggerwing Museum Foundation Inc.
  > …STARS Flight Director System for Beech Model **E18S**, N10FG, Serial No. BA-324, only.
- [STC SA468WE](https://openairdocs.org/stc/SA468WE.md): Replacement of round window between Bulkhead Nos. 9 and 10 with Beech Super 18 type window. · SOUTHWESTERN AERO EXCHANGE INC.
  > ["**E18S**","**E18S**-9700","H18","G18S"]
- [STC SA2958SW](https://openairdocs.org/stc/SA2958SW.md): Addition of Hydro Seal Fluid Additive to landing gear shock struts. · Granville Lasseter/dba Granville's Aircraft Strut Sealant
  > ["D18C","D18S","**E18S**-9700","**E18S**","G18S","H18"]

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