# N769AT: 1977 Pelegrin Sia TARRAGON

- Status: Valid registration
- Airframe: [Pelegrin Sia TARRAGON](https://openairdocs.org/model/pelegrin-sia-tarragon) (registry code 05643GF, 2 seats)
- Engine: [Lycoming O-320-B2B](https://openairdocs.org/engine/lycoming-o-320-b2b) (registry code 42138)
- Data sheets: [TCDS E-274](https://openairdocs.org/tcds/E-274) (Lycoming Engines) (OpenAirDocs)
- Serial number: T202604045
- Year built: 1977
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard, normal, utility
- Airworthiness date: July 15, 2026
- Mode S code: AA6309
- Registered owner: [Tarragon Aircraft USA LLC](https://openairdocs.org/faa-owner/TARRAGON%20AIRCRAFT%20USA%20LLC)
- Location: [Pekin, IL](https://openairdocs.org/faa-place/IL/Pekin)
- Owner type: LLC
- Owner's area on the map: 40.5436° N, 89.6206° W: Placed by OpenAirDocs at the center of ZIP code 61554, within about 5 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=769AT
- Page: https://openairdocs.org/aircraft/N769AT

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 26 in force

### Matched by airframe (Pelegrin Sia TARRAGON)

None in force.

### Matched by engine (Lycoming O-320-B2B)

- [AD 2026-04-11](https://openairdocs.org/ad/2026-04-11): Engine (Reciprocating) · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 605 more. Effective Apr 8, 2026
- [AD 2017-16-11](https://openairdocs.org/ad/2017-16-11): Reciprocating Engine Power Section · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-360-B1G6 and 93 more. Effective Aug 15, 2017
- [AD 2012-03-07](https://openairdocs.org/ad/2012-03-07): Carburetor · Lycoming Engines GO-435, GO-435-C2 (O-435-17), GO-435-C2A and 389 more. Effective Mar 27, 2012
- [AD 2009-26-12](https://openairdocs.org/ad/2009-26-12): Cylinder assemblies · Engine Components Reciprocating Engine Cylinder Assemblies, AEIO-320-D1B, AEIO-320-D2B and 264 more. Effective Feb 4, 2010
- [AD 2007-04-19 R1](https://openairdocs.org/ad/2007-04-19-R1): SAP cylinder assemblies · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 314 more. Effective May 7, 2007
- [AD 2006-12-07](https://openairdocs.org/ad/2006-12-07): ECi cylinder assemblies · Aerostar AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 386 more. Effective Jul 11, 2006
- [AD 2004-10-14](https://openairdocs.org/ad/2004-10-14): Crankshaft gear · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 642 more. Effective Jun 25, 2004
- [AD 98-17-11](https://openairdocs.org/ad/98-17-11): Crankshafts · Continental Motors A-65-3, A-65-8, A75-8 and 90 more. Effective Oct 19, 1998
- [AD 98-02-08](https://openairdocs.org/ad/98-02-08): Crankshaft · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 216 more. Effective Mar 30, 1998
- [AD 98-01-06](https://openairdocs.org/ad/98-01-06): Carburetors · Continental Motors A-65-1, A-65-12, A-65-12F and 184 more. Effective Feb 13, 1998
- [AD 97-15-11](https://openairdocs.org/ad/97-15-11): Cylinder kits · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 538 more. Effective Aug 12, 1997
- [AD 96-09-10](https://openairdocs.org/ad/96-09-10): Oil pump · Lycoming Engines AEIO-320-E1A, AEIO-320-E1B, AEIO-320-E2A and 334 more. Effective Jul 15, 1996
- [AD 93-19-04](https://openairdocs.org/ad/93-19-04): Carburetors · Continental Motors A-65-1, A-65-12, A-65-12F and 184 more. Effective Oct 18, 1993
- [AD 92-12-05](https://openairdocs.org/ad/92-12-05): Piston Pins · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 532 more. Effective Jul 10, 1992
- [AD 90-04-06 R1](https://openairdocs.org/ad/90-04-06-R1): Propeller Governor External Oil Line · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 427 more. Effective May 28, 1991
- [AD 87-10-06 R1](https://openairdocs.org/ad/87-10-06-R1): Rocker Arm Assembly · Lycoming Engines IO-360-B4, IVO-360-A1A, O-340-A1A and 243 more. Effective Sep 1, 1989
- [AD 80-06-05](https://openairdocs.org/ad/80-06-05): Magnetos · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 254 more. Effective Mar 28, 1980
- [AD 75-08-09](https://openairdocs.org/ad/75-08-09): Oil Pump Drive Shaft · Lycoming Engines AEIO-360-A1B, AEIO-360-A1B6, AEIO-360-A1C and 365 more. Effective Aug 18, 1977
- [AD 73-23-01](https://openairdocs.org/ad/73-23-01): Piston Pin Assembly · Lycoming Engines AIO-360-A1A, AIO-360-A1B, AIO-360-A2A and 215 more. Effective Jan 13, 1977
- [AD 69-24-03](https://openairdocs.org/ad/69-24-03): Carburetors · Continental Motors A-65-1, A-65-12, A-65-12F and 321 more. Effective Nov 29, 1969
- [AD 66-06-03](https://openairdocs.org/ad/66-06-03): Connecting Rod Assemblies · Lycoming Engines GO-435-C2 (O-435-17), GO-435-C2A, GO-435-C2A2 and 317 more. Effective Jan 16, 1969
- [AD 63-23-02](https://openairdocs.org/ad/63-23-02): Exhaust Valves · Lycoming Engines O-320-A1A, O-320-A1B, O-320-A2A and 25 more. Effective Aug 6, 1968
- [AD 67-01-04](https://openairdocs.org/ad/67-01-04): Oil Filters · Full flow oil filter (Superior Flow STC SA401SW or 2 others). Effective Jan 2, 1967
- [AD 66-20-04](https://openairdocs.org/ad/66-20-04): Oil Filter Adapter Gasket · Lycoming Engines IO-320-A1A, IO-320-A2A, IO-320-B1A and 121 more. Effective Aug 27, 1966
- [AD 64-16-05](https://openairdocs.org/ad/64-16-05): AC Pumps · Lycoming Engines HIO-360-B1A, HIO-360-B1B, IO-320-B1A and 86 more. Effective Jul 10, 1964
- [AD 59-10-07](https://openairdocs.org/ad/59-10-07): Cylinder Baffle Clamps · Lycoming Engines GO-480-A1A, GO-480-B, GO-480-B1A6 and 58 more

### Historical (superseded or no longer in force)

- [AD 2024-21-02](https://openairdocs.org/ad/2024-21-02) (historical): Engine (Reciprocating) · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 548 more. Effective Dec 5, 2024
- [AD 2008-19-05](https://openairdocs.org/ad/2008-19-05) (historical): Parallel Valve'' reciprocating engines · Engine Components Reciprocating Engine Cylinder Assemblies, AEIO-320-D1B, AEIO-320-D2B and 262 more. Effective Oct 20, 2008
- [AD 2005-26-10](https://openairdocs.org/ad/2005-26-10) (historical): ECi cylinder assemblies. · Lycoming Engines AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 413 more. Effective Jan 31, 2006
- [AD 81-18-04 R2](https://openairdocs.org/ad/81-18-04-R2) (historical): Engine Oil Pump Driven Impeller and Shaft · Textron Lycoming, AVCO AEIO-320-D1B, AEIO-320-D2B, AEIO-320-E1A and 376 more. Effective Jun 7, 1982

## Information bulletins (advisory) (5 in force)

- [SAIB NE-19-08](https://openairdocs.org/saib/NE-19-08): Reciprocating Engine Cylinder Section - Lycoming Engines Parallel Valve Cylinders. Issued May 2, 2019
- [SAIB NE-08-32R1](https://openairdocs.org/saib/NE-08-32R1): Propeller Governor  Idler Gear Shaft Set Screw. Issued May 13, 2016
- [SAIB NE-14-13](https://openairdocs.org/saib/NE-14-13): Reciprocating Engine - Cylinder Mounting Studs. Issued Mar 24, 2014
- [SAIB NE-13-06](https://openairdocs.org/saib/NE-13-06): Pushrod Shroud Spring Retainers, Engine Components Part No. AEL14995, for Lycoming Engines 320, 360, and 540 Series Engines. Issued Nov 21, 2012
- [SAIB NE-06-32R1](https://openairdocs.org/saib/NE-06-32R1): Reciprocating Engine - Crankshaft. Issued Sep 10, 2008
- [SAIB NE-08-32](https://openairdocs.org/saib/NE-08-32) (historical): Propeller Governor Set Screw. Issued Jul 3, 2008

## NTSB investigations

None matched to N769AT.

## FAA accident and incident reports

None matched to N769AT.

## Reports on N769AT not matched to an aircraft (1)

They name N769AT, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [Incident 20010930027199I](https://openairdocs.org/incident/20010930027199I), Sep 30, 2001: Boeing 727227 (N769AT), Indianapolis, IN. (-23) Flight 478: after landing at Indianapolis, IN (ind) aircraft was taxiing to the gate when the tower observed flames and smoke coming from the number two…

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## Service difficulty reports on N769AT not matched to an aircraft (28)

They name N769AT, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [SDR DHL2003782013](https://openairdocs.org/sdr/DHL2003782013), Nov 6, 2003: STUD. STRIPPED. AFTER ENGINE START NR 3 OIL PRESSURE LIGHT CAME ON, AND CONFIRMED BY LOW OIL PRESSURE GAUGE. ENGINE SHUT DOWN OIL QUANTITY DECREASED TO ZERO. FOUND STUD ON OIL 
- [SDR DHL2003782012](https://openairdocs.org/sdr/DHL2003782012), Oct 17, 2003: BATTERY. MALFUNCTIONED. ON PRE-FLIGHT FOUND EMERGENCY EXIT LIGHTS INOPERATIVE. SWITCH IN OFF POSITION DURING PRE-FLIGHT. TROUBLESHOT SYSTEM FOUND PORTABLE EMERGENCY EXIT LIGHTS WITH LO
- [SDR DHL2003782011](https://openairdocs.org/sdr/DHL2003782011), Sep 25, 2003: WARNING LIGHT. FALSE ACTIVATION. IN FLIGHT, RED LT GEAR ANNUNCIATOR ILLUMINATED. HYDRAULIC SYSTEM (A) NORMAL AND NO INDICATION ON S/O'S ANNUNCIATOR PANEL. AFTER 5 MINUTES THE RED LEFT GEAR ANNU
- [SDR DHL2003782010](https://openairdocs.org/sdr/DHL2003782010), Aug 27, 2003: UPLOCK SENSOR. OUT OF ADJUST. DURING CLIMBOUT FROM BOS THE LEFT RED GEAR UNSAFE LIGHT ILLUMINATED. ABNORMAL PROCEDURE COMPLETED. AIRSPEED LESS THAN 270 KIAS FOR THE DURATION OF THE FLIGHT. C
- [SDR DHL2003782009](https://openairdocs.org/sdr/DHL2003782009), Aug 26, 2003: MECHANISM. DIRTY. COCKPIT DOOR LATCH INOPERATIVE. FOUND COCKPIT DOOR PLUNGER MECHANISM STUCK WITH DUST AND DIRT DEBRIS. CLEANED AND LUBRICATED MECHANISM. OPS CHECKED GOOD. REF M/
- [SDR DHL2003782008](https://openairdocs.org/sdr/DHL2003782008), Aug 16, 2003: HANDLE. BROKEN. COCKPIT DOOR HANDLE IS BROKEN, DOOR DOESN'T FULLY SHUT. RE-SECURED HANDLE, OPS CHECKED GOOD IAW BMM CHAPTER 52-00.
- [SDR DHL2003782006](https://openairdocs.org/sdr/DHL2003782006), Jul 22, 2003: SMOKE DETECTOR. FALSE INDICATION. NR 6 MAIN CARGO SMOKE DETECTOR ILLUMINATED AT FL 310. PERFORMED EMERGENCY CHECKLIST. LANDED AT MDT. REMOVED AND REPLACED NR 6 MAIN CARGO COMPARTMENT SMOKE DETEC
- [SDR DHL2003782005](https://openairdocs.org/sdr/DHL2003782005), May 29, 2003: PROXIMITY SWITCH. OBSTRUCTED. DURING GEAR RETRACTION THE RED LEFT GEAR UNSAFE LIGHT REMAINED ILLUMINATED. COMPLIED WITH ABNORMAL PROCEDURES ON PAGE 6.2.70. FOUND LEFT GEAR PROXIMITY SWITCH W
- [SDR DHL2003782004](https://openairdocs.org/sdr/DHL2003782004), Apr 2, 2003: SMOKE DETECTOR. INOPERATIVE. NR 1 SMOKE DETECTOR FOR MAIN CARGO DECK IS INOPERATIVE. PERFORMED OPS CHECK OF CARGO SMOKE DETECTION SYSTEM IAW 26-16-01. OPS CHECKED NORMAL.
- [SDR DHL2003782002](https://openairdocs.org/sdr/DHL2003782002), Mar 20, 2003: FIRE DETECTOR. WILL NOT TEST. ENGINE FIRE TEST IN ENGINE AND WHEEL WELL POSITION DOSE NOT ILLUMINATE NR 1 FIRE HANDLE NOR SOUND BELL. TEST SWITCH HELD FOR 60 SECONDS. DEFERRED PER DHL MEL RE
- [SDR DHL2003782003](https://openairdocs.org/sdr/DHL2003782003), Mar 20, 2003: BATTERY. 1) COCKPIT AND MAIN ENTRY DOOR EMERGENCY LIGHT BATTERY INOPERATIVE. ILLUMINATION DROPS OFF IMMEDIATELY.2) REMOVED AND REPLACED EMERGENCY LIGHT BATTERIES OVER CO
- [SDR DHL2003782001](https://openairdocs.org/sdr/DHL2003782001), Mar 18, 2003: CONNECTOR. DIRTY. MAIN CARGO SMOKE DETECTION SYSTEM NR 2 LIGHT FLASHES WHEN TEST SWITCH PRESSED. CLEANED AND RESEATED CONNECTOR PLUG. OPS CHECKED GOOD IAW M/M 26-17-01.
- [SDR 2002F00277](https://openairdocs.org/sdr/2002F00277), Sep 30, 2001: ENGINE. FIRE. AFTER LANDING, THE TOWER REPORTED TO THE CREW THAT THERE WAS FIRE AND SMOKE COMING FROM THE TAIL PIPE OF NR 2 ENGINE. CREW DID NOT HAVE INDICATION OF FIRE, LOW 
- [SDR 20010208SG001](https://openairdocs.org/sdr/20010208SG001), Jul 26, 2000: DUCT. LEAKING. MDW - FLT 792 - NR 3 ENGINE FIRE WARNING DISPLAYED A FIRE WARNING SHORTLY AFTER TAKEOFF MAX POWER (2.19 EPR) WITH PACKS OFF. ENGINE WAS SHUTDOWN IN FLIGHT AND W
- [SDR 99ZZZM313](https://openairdocs.org/sdr/99ZZZM313), May 5, 1999: BATTERY PACK. DISCHARGED. DURING PREFLIGHT, FOUND RIGHT AFT EMERGENCY EXIT OVERWING LIGHT INOPERATIVE. REMOVED AND REPLACED PACK IAW MM 33-50-22, OPS CHECKED NORMAL, OK FOR SERVICE. (M)
- [SDR 99ZZZM343](https://openairdocs.org/sdr/99ZZZM343), Mar 20, 1999: MOTOR. LEAKING. DURING CRUISE, THE 'A' SYSTEM HYDRAULIC QTY DECREASED TO ZERO. FLUID SHUT OFF CLOSED PRIOR TO LOW PRESSURE WARNING LIGHTS ON. FOUND FLAP HYDRAULIC MOTOR LEAKING
- [SDR 99ZZZM270](https://openairdocs.org/sdr/99ZZZM270), Jan 29, 1999: ACTUATOR. FROZEN. DURING CRUISE AT FL100 ENCOUNTERED FLAP PROBLEM. AIR TURN BACK. MAINTENANCE FOUND THE NR 5 LEADING EDGE ACTUATOR FROZEN. MAINTENANCE REPLACED ACTUATOR AND OPS C
- [SDR 98ZZZM462](https://openairdocs.org/sdr/98ZZZM462), May 20, 1998: LIGHT. INOPERATIVE. R-1 SERVICE DOOR EXIT LGIHT INOP. REMOVED AND REPLACED EXIT LIGHT ASSY. (M)
- [SDR 98ZZZM463](https://openairdocs.org/sdr/98ZZZM463), May 17, 1998: BATTERY. DISCHARGED. AFT AIR STAIR OVERHEAD EXIT LIGHT INOP. REMOVED AND REPLACED BATTERY. (M)
- [SDR 98ZZZX1238](https://openairdocs.org/sdr/98ZZZX1238), Mar 7, 1998: CONTROL PANEL. FAILED. DURING CRUISE FLIGHT, SMOKE WAS NOTED COMING FROM TOP OF CONTROL STAND UNDER AUTOPILOT PANEL. SMOKE STOPPED WHEN 'ALT' HOLD WAS SHUT OFF. ACCOMPLISHED SMOKE EVA
- [SDR 98ZZZM185](https://openairdocs.org/sdr/98ZZZM185), Nov 23, 1997: FUEL S/O VALVE. FAILED. FLT NR 1457 - AT IND, DURING TAXI, TURNED BACK TO GATE ON ENGINE START NR 1 ENGINE FUEL SHUTOFF VALVE LIGHT STAYED ON BRIGHT. ENGINE DID NOT STAY RUNNING. REMOV
- [SDR 98ZZZM186](https://openairdocs.org/sdr/98ZZZM186), Nov 8, 1997: FUEL S/O VLV. FAILED. FLT NR 432 - AT MCO, DURING TAXI, TURNED BACK TO GATE NR 2 ENGINE FLAMED OUT AFTER ENGINE START. REMOVED AND REPLACED NR 2 ENGINE FUEL SHUTOFF VALVE.
- [SDR 98ZZZM187](https://openairdocs.org/sdr/98ZZZM187), Nov 3, 1997: FUEL S/O VLV. FAILED. FLT 432 - AT MCO, DURING TAXI, TURNED BACK TO GATE NR 3 ENGINE SHUT DOWN AFTER START. NO FUEL FLOW. REMOVED AND REPLACED NR 3 ENGINE FUEL SHUTOFF VALVE.
- [SDR 96ZZZM102](https://openairdocs.org/sdr/96ZZZM102), Jan 3, 1996: LIGHT. INOP. EMERGENCY EXIT LIGHT ABOVE RIGHT FORWARD SERVICE DOOR INOP. REMOVED AND REPLACED FORWARD EMERGENCY EXIT LIGHT.
- [SDR 96ZZZM95](https://openairdocs.org/sdr/96ZZZM95), Nov 22, 1995: LIGHT. INOPERATIVE. IND - COCKPIT OVERHEAD EMERGENCY LIGHT INOPERATIVE. REPLACED EMERGENCY LIGHT ASSY, OPS CHECK NORMAL. (M)
- [SDR 96ZZZM94](https://openairdocs.org/sdr/96ZZZM94), Nov 22, 1995: LIGHT. INOPERATIVE. IND - CABIN EXIT IDENTIFIER INOPERATIVE OVERHEAD ABOVE SEAT. REPLACED EMERGENCY EXIT IDENTIFIER ASSEMBLY, OPS CHECK NORMAL. (M)
- [SDR 95ZZZX5195](https://openairdocs.org/sdr/95ZZZX5195), Jun 1, 1995: FIRE LOOP. OUT OF POSITION. MCD - ON CLIMB-OUT GOING THROUGH FL 290, LOWER AFT BODY OVERHEAT LIGHT ILLUMINATED, C/W ABNORMAL PROCEDURES. CLEANED ELECTRICAL CONNECTOR ON FIRE LOOP (AFT BODY
- [SDR 95ZZZW624](https://openairdocs.org/sdr/95ZZZW624), Mar 14, 1995: OXYGEN REG. LOOSE. MKE - FLT 517 - DURING TAXI OUT CREW OXYGEN PRESSURE DROPPED FROM 1500 TO 1000 PSI. RESERVICED 0XYGEN, TIGHTENED FITTING ON OXYGEN REG/FE'S.

## STCs that may be installed (OpenAirDocs) (50)

Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do.

### Approved for the engine (Lycoming O-320-B2B)

- [STC SE04651CH](https://openairdocs.org/stc/SE04651CH): 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): Installation of Specialty Products Spin-on oil filter on Lycoming Engines. B & C Specialty Products Inc
- [STC SE2932SW](https://openairdocs.org/stc/SE2932SW): 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): Installation of ice indicator in the carburetor. LegacySTC.com. Lists O-320 Series
- [STC SE04349CH](https://openairdocs.org/stc/SE04349CH): Installation of SureFly electronic ignition. SureFly Partners Ltd
- [STC SE01954SE](https://openairdocs.org/stc/SE01954SE): Installation of engine crankcase seal. Ly-Con Rebuilding Company
- [STC SE02352CH](https://openairdocs.org/stc/SE02352CH): Installation of Challenger cleanable oil filter assembly. Challenger Aviation Products Inc
- [STC SE00939WI](https://openairdocs.org/stc/SE00939WI): 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): 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): Installation of Engine Preheat Kit p/n TA2925-1 for 115 volt application. Hartzell Propeller Inc
- [STC SE4-1638](https://openairdocs.org/stc/SE4-1638): Installation of one Roto-Master Turbocharger Model No. 3DT5FF10J2, P/N 600572-00 (formerly Rajay Model No. 315F10, P/N RJ0080-100, -101, or -102). TALCO Aviation. Lists O-320-B Series
- [STC SE04577CH](https://openairdocs.org/stc/SE04577CH): Install an electronic engine ignition system. Electroair Acquisition Corp
- [STC SE01966WI](https://openairdocs.org/stc/SE01966WI): 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): Installation of oil nozzles for lubrication of cam and filters. Cygnet Aerospace Corp
- [STC SE03215CH](https://openairdocs.org/stc/SE03215CH): 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): Miscellaneous engine cylinder replacement parts. Continental Motors, Inc. Lists O-320 Series
- [STC SE8776SW](https://openairdocs.org/stc/SE8776SW): Installation of coated cylinders and piston rings. Continental Motors, Inc. Lists O-320 Series
- [STC SE00218NY](https://openairdocs.org/stc/SE00218NY): 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): 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): 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): Lycoming valve cover gasket. Real Gaskets Tennessee
- [STC SE00590DE](https://openairdocs.org/stc/SE00590DE): Installation of modified Lubricated Camshaft. Centri-Lube Technologies LLC
- [STC SE01524CH](https://openairdocs.org/stc/SE01524CH): 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): 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): 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 SE862GL](https://openairdocs.org/stc/SE862GL): Replacement of Bendix S4LN-20, -21, -1209, or -1227 model magnetos with Slick model4250 or 4251 magnetos. Champion Aerospace LLC
- [STC SE8193SW](https://openairdocs.org/stc/SE8193SW): 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): Add unleaded and leaded automotive gasoline, 91 minimum antiknock index per ASTM specification D-439. Petersen Aviation Inc
- [STC SE925GL](https://openairdocs.org/stc/SE925GL): Installation of Shadin Co. fuel flow transducer. Shadin Company Inc
- [STC SE01930NY](https://openairdocs.org/stc/SE01930NY): Installation of Casper Labs 90 degree oil filter housing adapter. Casper Labs Inc
- [STC SE1779NM](https://openairdocs.org/stc/SE1779NM): Installation of Precise Flight, Inc. Standby Vacuum System SVS III. Precise Flight Inc
- [STC SE5743NM](https://openairdocs.org/stc/SE5743NM): Intallation of adapter for externally mounted oil filter. Aviation Development Corporation
- [STC SE1-201](https://openairdocs.org/stc/SE1-201): 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): 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): Installation of Nickson's cylinder barrels on Lycoming reciprocating engine models. Nickson's Machine Shop Inc. Lists O-320-B Series
- [STC SE00350SE](https://openairdocs.org/stc/SE00350SE): Installation of sump mounted chip detector. Aviation Development Corporation
- [STC SE8023SW](https://openairdocs.org/stc/SE8023SW): Installation and usage of AEROSHELL. Shell Development Co. Lists O-320 Series
- [STC SE732NE](https://openairdocs.org/stc/SE732NE): Installation of 'Auto-Vac-4' primary vacuum system. Raymond Ives
- [STC SE3647SW](https://openairdocs.org/stc/SE3647SW): Engine replacement parts. U.S. Technical. Lists O-320 Series
- [STC SE452NE](https://openairdocs.org/stc/SE452NE): Installation and usage of 'Mobil AV 1' aviation oil. Mobil Research & Development Corp. Lists O-320 Series
- [STC SE5879SW](https://openairdocs.org/stc/SE5879SW): 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): 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): 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): 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): Use of Aero-blend oil additive in Teledyne (non turbocharged) aircraft engines. ProTec. Lists O-320 Series
- [STC SE128NE](https://openairdocs.org/stc/SE128NE): 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): Addition of crankcase relief valve. Univair Aircraft Corp
- [STC SE2392SW](https://openairdocs.org/stc/SE2392SW): Conversion to fuel injection configuration equivalent IO-320-E2A. Swick Aircraft. Lists O-320 Series
- [STC SE2-7](https://openairdocs.org/stc/SE2-7): Carburetor air temperature bulb in Marvel-Schebler MA-4-5 carburetor. McElroy Lynn. Lists O-320 Series
- [STC SE5CE](https://openairdocs.org/stc/SE5CE): Prestolite ALK-5001 alternator. Larsen Industries. Lists O-320 Series

## Related

- Other Pelegrin Sia TARRAGON aircraft: https://openairdocs.org/model/pelegrin-sia-tarragon/aircraft.md
- The Lycoming O-320-B2B engine: https://openairdocs.org/engine/lycoming-o-320-b2b.md

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