# N11004: 2003 Mayala Hjalmer A VANS RV-6

- Status: Valid registration
- Airframe: [Mayala Hjalmer A VANS RV-6](https://openairdocs.org/model/mayala-hjalmer-a-vans-rv-6) (registry code 05612D4, 2 seats)
- Engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508)
- Data sheets: [TCDS E-274](https://openairdocs.org/tcds/E-274) (Lycoming Engines) (OpenAirDocs)
- Serial number: 25634
- Year built: 2003
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Kit: Vans Aircraft Inc RV-6
- Airworthiness: Experimental, amateur built
- Airworthiness date: May 16, 2003
- Certificate issued: November 26, 2001
- Expires: October 31, 2028
- Mode S code: A02EA8
- Registered owner: [Hjalmer Mayala](https://openairdocs.org/faa-owner/HJALMER%20MAYALA)
- Location: [Helena, MT](https://openairdocs.org/faa-place/MT/Helena)
- Owner type: Individual
- Owner's area on the map: 46.5307° N, 112.1994° W: Placed by OpenAirDocs at the center of ZIP code 59601, within about 6 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=11004
- Page: https://openairdocs.org/aircraft/N11004

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. The registry lists only the engine series, so ADs for every Lycoming 0-320 model are included.

## ADs that may apply (OpenAirDocs): 39 in force

### Matched by airframe (Mayala Hjalmer A VANS RV-6)

None in force.

### Matched by engine (Lycoming 0-320 series)

- [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 2022-16-03](https://openairdocs.org/ad/2022-16-03): Engine (RECIPROCATING) · Continental Aerospace Technologies GTSIO-520-C, GTSIO-520-D, GTSIO-520-F and 236 more. Effective Aug 15, 2022
- [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 2010-07-08](https://openairdocs.org/ad/2010-07-08): Turbochargers · Kelly Aerospace Energy Systems HIO-360-E1AD, HIO-360-E1BD, HIO-360-F1AD and 137 more. Effective Apr 19, 2010
- [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 2002-12-07](https://openairdocs.org/ad/2002-12-07): Oil Filter Converter Plate Gasket or the Converter Plate Kit · Lycoming Engines HIO-360-E1AD, HIO-360-E1BD, HIO-360-F1AD and 95 more. Effective Jul 3, 2002
- [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 95-26-02](https://openairdocs.org/ad/95-26-02): Aviation Gasoline · Lycoming Engines IO-320-B1A, IO-320-B1B, IO-320-B1C and 182 more. Effective Jan 24, 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 80-04-03 R2](https://openairdocs.org/ad/80-04-03-R2): Hydraulic Lifter · Lycoming Engines LO-360-E1A6D, LTO-360-E1A6D, O-320-H1AD and 7 more. Effective Apr 25, 1988
- [AD 81-16-05](https://openairdocs.org/ad/81-16-05): Magnetos · Lycoming Engines AEIO-320-E1B, AEIO-320-E2B, AEIO-360-B1G6 and 234 more. Effective Aug 6, 1981
- [AD 80-14-07](https://openairdocs.org/ad/80-14-07): Upper Exhaust Valve Spring Seats · Lycoming Engines LO-360-E1A6D, O-320-H1AD, O-320-H1BD and 5 more. Effective Jul 7, 1980
- [AD 79-10-03 R2](https://openairdocs.org/ad/79-10-03-R2): Engine Mounting Bracket Attaching Bolts · Lycoming Engines LO-360-E1A6D, O-320-H2AD and O-360-E1A6D. Effective Jul 1, 1980
- [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 78-12-09](https://openairdocs.org/ad/78-12-09): Crankshaft Gear Assembly · Lycoming Engines O-320-H1AD, O-320-H1BD, O-320-H2AD and 3 more. Effective Feb 20, 1979
- [AD 77-07-07](https://openairdocs.org/ad/77-07-07): Oil Level Gage · Lycoming Engines O-320-H2AD. Effective Feb 20, 1979
- [AD 77-20-07](https://openairdocs.org/ad/77-20-07): Loose Rocker Arm Retaining Studs and Hydraulic Tappets · Lycoming Engines O-320-H1AD, O-320-H1BD, O-320-H2AD and 3 more. Effective Aug 31, 1978
- [AD 78-12-08](https://openairdocs.org/ad/78-12-08): Oil Pump Body · Lycoming Engines O-320-H1AD, O-320-H1BD, O-320-H2AD and 3 more. Effective Jun 20, 1978
- [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
- [AD 55-02-02](https://openairdocs.org/ad/55-02-02): Gasket · Lycoming Engines O-320-A1A and O-320-A2A

### 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 2000-18-53](https://openairdocs.org/ad/2000-18-53) (historical): Oil Filter Converter Plate Gaskets · Textron Lycoming, AVCO AEIO-540, IO-360-A1B6D, IO-360-A1D6D and 73 more
- [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) (9 in force)

- [SAIB NE-06-31R6](https://openairdocs.org/saib/NE-06-31R6): Engine Lubricating Oils. Issued Sep 26, 2022
- [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-08-26R3](https://openairdocs.org/saib/NE-08-26R3): Magneto/Distributor. Issued Mar 31, 2011
- [SAIB NE-06-32R1](https://openairdocs.org/saib/NE-06-32R1): Reciprocating Engine - Crankshaft. Issued Sep 10, 2008
- [SAIB NE-03-18](https://openairdocs.org/saib/NE-03-18): . Issued Jan 22, 2003
- [SAIB NE-00-22](https://openairdocs.org/saib/NE-00-22): . Issued May 23, 2000
- [SAIB NE-06-31R5](https://openairdocs.org/saib/NE-06-31R5) (historical): Engine Lubricating Oils. Issued Oct 19, 2011
- [SAIB NE-06-31R4](https://openairdocs.org/saib/NE-06-31R4) (historical): Engine Lubricating Oils. Issued Jul 6, 2011
- [SAIB NE-06-31R3](https://openairdocs.org/saib/NE-06-31R3) (historical): Engine Lubricating Oils. Issued Jul 22, 2009
- [SAIB NE-06-31R2](https://openairdocs.org/saib/NE-06-31R2) (historical): Engine Lubricating Oils. Issued Apr 29, 2009
- [SAIB NE-08-26R1](https://openairdocs.org/saib/NE-08-26R1) (historical): Dual Magnetos. Issued Jul 8, 2008
- [SAIB NE-08-32](https://openairdocs.org/saib/NE-08-32) (historical): Propeller Governor Set Screw. Issued Jul 3, 2008
- [SAIB NE-06-31R1](https://openairdocs.org/saib/NE-06-31R1) (historical): . Issued Apr 18, 2006
- [SAIB NE-06-31](https://openairdocs.org/saib/NE-06-31) (historical): . Issued Feb 27, 2006

## NTSB investigations

None matched to N11004.

## NTSB investigations on N11004 not matched to an aircraft (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB FTW96IA240](https://openairdocs.org/ntsb/FTW96IA240), Jun 8, 1996: Lockheed L-1011-385-1 (N11004), Denver, CO, incident, no damage. Probable cause: physical impairment of the captain due to a probable cardiac event.

## FAA accident and incident reports (2)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Incident 20190729016569I](https://openairdocs.org/incident/20190729016569I), Jul 29, 2019: Mayala Hjalmer A VANS RV-6 (N11004), Helena, MT, No damage. During landing the PIC encountered a gust of wind that led to a runway excursion.
- [Incident 20180312002299I](https://openairdocs.org/incident/20180312002299I), Mar 12, 2018: Mayala Hjalmer A VANS RV-6 (N11004), Helena, MT, Minor damage. Pilots foot slipped of rudder on landing. Aircraft ground looped and did minor damage to the tailwheel, right main gear, and wing tip.

## Reports on N11004 not matched to an aircraft (6)

They name N11004, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [Incident 19960608020319I](https://openairdocs.org/incident/19960608020319I), Jun 8, 1996: Lkheed 10113851 (N11004), Denver, CO. Narrative: pilot-in-command (PIC) experienced chest pains. Diverted/landed at den. PIC transported to local hospital.
- [Incident 19900601029759I](https://openairdocs.org/incident/19900601029759I), Jun 1, 1990: Lkheed 10113851 (N11004), Boston, MA, Minor damage. NR2 engine torching after landing. Fired bottles. Fuel flow regulator replaced.
- [Incident 19870722048109I](https://openairdocs.org/incident/19870722048109I), Jul 22, 1987: Lkheed 10113851 (N11004), St Louis, MO. Gear intransit light on with gear up and locked. Vibration. Returned. Nose gear door actuator rod unlocked.
- [Incident 19810104089599I](https://openairdocs.org/incident/19810104089599I), Jan 4, 1981: Lkheed 10113851 (N11004), Indianapolis, IN. After landing the nose gear light came on. Maint. Checked and reset down lock switch, replaced card in prox. Box.
- [Incident 19780708043139I](https://openairdocs.org/incident/19780708043139I), Jul 8, 1978: Lkheed 1011* (N11004), Boston, MA. Engine shut down when crew unable to disconnect the generator drive. Generator drive oil temp too high.
- [Incident 19780623036459I](https://openairdocs.org/incident/19780623036459I), Jun 23, 1978: Lkheed 10113851 (N11004), Boston, MA. Public address system was inoperative on push back. Returned to the gate.

## 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 N11004 not matched to an aircraft (14)

They name N11004, but no registry record covers the date, the aircraft registered then was built later, or the report describes another aircraft.

- [SDR TWAA9710001](https://openairdocs.org/sdr/TWAA9710001), Feb 17, 1997: GEARBOX. FAILED. STL - FLT 442 - DURING CRUISE, THE NR 2 ENGINE SHUTDOWN DUE TO GEARBOX FAILURE. GEARBOX MFG P/N A01026, MANUFACTURED BY ROLLS ROYCE, LTD. REMOVED AND REPLACED T
- [SDR TWAA9707001](https://openairdocs.org/sdr/TWAA9707001), Jan 9, 1997: COMPARATOR. MALFUNCTIONED. JFK - DURING LANDING FLAP SLAT LOCK ANNUNCIATOR LIGHT ILLUMINATED. REMOVED AND REPLACED FLAP COMPARATOR, MFG P/N 472086-113. OPERATIONAL CHECK NORMAL. (M)
- [SDR 96ZZZM1357](https://openairdocs.org/sdr/96ZZZM1357), Aug 6, 1996: FLOOD LIGHT. SMOKING. STL - DURING CRUISE CAPTAIN'S SIDE FLOOD LIGHT RHEOSTAT TRANSFORMER EMITTED SMOKE. CIRCUIT BREAKER WAS PULLED. REMOVED AND REPLACED CAPTAIN'S FLOOD LIGHT RHEOST
- [SDR 96ZZZM974](https://openairdocs.org/sdr/96ZZZM974), May 5, 1996: FUEL FLOW REG. MALFUNCTIONED. LAX - DURING APPROACH WHEN THROTTLES WERE RETARDED FROM HIGH POWER, NR 3 ENGINE REMAINED AT HIGH POWER REGARDLESS OF THROTTLE POSITION. SHUT DOWN ENGINE. REMOVE
- [SDR 96ZZZM779](https://openairdocs.org/sdr/96ZZZM779), Mar 25, 1996: WARNING LIGHTS. ILLUMINATED. DURING CRUISE GEAR DOOR LIGHTS ILLUMINATED. CHECKED GEAR DOOR SENSOR GAPS, FOUND WITHIN LIMITS AND RESEATED PROXIMITY CARDS. GROUND CHECKS NORMAL.
- [SDR 95ZZZM630](https://openairdocs.org/sdr/95ZZZM630), Oct 14, 1995: AIR DISTR. ODOR. JFK - DURING DESCENT, BURNING ODOR DETECTED IN CABIN NEAR R3 DOOR. IN DEPTH VISUAL INSPECTION OF CEILING WIRING AND ELECTRICAL COMPONENTS AND AN OPERATION CHECK
- [SDR 95ZZZX5142](https://openairdocs.org/sdr/95ZZZX5142), Sep 9, 1995: SWITCH. FAILED. LAX - FLT 119 - DURING APPROACH WHEN LIGHTS WERE TURNED ON, SMOKE EMITTED FROM EXTERIOR LIGHT CONTROL PANEL. TURNED OFF LIGHTS AND SMOKE DISSIPATED. FOUND LIGHT
- [SDR 95ZZZW227](https://openairdocs.org/sdr/95ZZZW227), Feb 13, 1995: RIB. CRACKED. MCI - DURING SPECIAL CHECK, FOUND CRACKS IN UPPER RIB CAP IWS 503, IN CASTELLATION AT FORWARD SIDE OF STRINGERS 13, 24 AND 25, 1.1250 INCH, 1.25 INCH AND ONE IN
- [SDR 95ZZZX887](https://openairdocs.org/sdr/95ZZZX887), Jan 31, 1995: TIE CLIP. CRACKED. MCI - DURING SPECIAL CHECK, FOUND A 1.50 INCH CRACK IN RT WING FT RADIUS, NR 3 STRINGER FROM LOWER REAR SPAR TIE CLIP, STA 555. AIRCRAFT TOTAL TIME: 59,528 HOUR
- [SDR 95ZZZX883](https://openairdocs.org/sdr/95ZZZX883), Jan 31, 1995: RIB. CRACKED. MCI - DURING SPECIAL CHECK FOUND A 1.25 INCH CRACK IN RT WING INTERNAL/LOWER RIB CAP AT AFT RADIUS, IWS 555, OUTBOARD SIDE, 6TH STRINGER FROM AFT. REMOVED AND R
- [SDR 95ZZZX882](https://openairdocs.org/sdr/95ZZZX882), Jan 31, 1995: CASTELLATION. CRACKED. MCI - DURING SPECIAL CHECK, FOUND 1.1250 INCH CRACK IN RT WING FT CASTELLATION, STA 503, FORWARD OF STR 13. REPAIRED PER SB 093-57-207 AND REPLACED CHORD PER DW
- [SDR 95ZZZX848](https://openairdocs.org/sdr/95ZZZX848), Jan 25, 1995: RIB. CRACKED. MCI - DURING SPECIAL CHECK, FOUND A 1 INCH CRACK IN IWS 555 RIB UPPER CAP CASTELLATION, AT 14 STRINGERS FORWARD OF REAR SPAR ABOVE RIB CUT OUT, LT WING. REPAIRE
- [SDR 95ZZZX849](https://openairdocs.org/sdr/95ZZZX849), Jan 20, 1995: RIB. CRACKED. MCI - DURING SPECIAL CHECK - FOUND .75 INCH CRACK IN RT WING INTERNAL UPPER RIB CAP, IN AFT RADIUS, IWS 555, OUTBOARD SIDE, SIXTH STRINGER FROM AFT STR 13. INST
- [SDR 95ZZZX847](https://openairdocs.org/sdr/95ZZZX847), Jan 20, 1995: STRINGER. CRACKED. MCI - DURING SPECIAL CHECK, FOUND 1.50 INCH CRACK AT RIGHT WING F/T, STA 555 CASTELLATION, UPPER STR 14. INSTALLED NEW CHORD ANGLE PER DWG 1647070. AIRCRAFT TOT

## STCs that may be installed (OpenAirDocs) (70, first 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 0-320 series)

- [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. Lists O-320-A1A
- [STC SE00825WI](https://openairdocs.org/stc/SE00825WI): Installation of Specialty Products Spin-on oil filter on Lycoming Engines. B & C Specialty Products Inc. Lists O-320-A1A
- [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
- [STC SE208SO](https://openairdocs.org/stc/SE208SO): Installation of ice indicator in the carburetor. LegacySTC.com
- [STC SE04349CH](https://openairdocs.org/stc/SE04349CH): Installation of SureFly electronic ignition. SureFly Partners Ltd. Lists O-320-A1A
- [STC SE01954SE](https://openairdocs.org/stc/SE01954SE): Installation of engine crankcase seal. Ly-Con Rebuilding Company. Lists O-320-A1A
- [STC SE02352CH](https://openairdocs.org/stc/SE02352CH): Installation of Challenger cleanable oil filter assembly. Challenger Aviation Products Inc. Lists O-320-A1A
- [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. Lists O-320-A1A
- [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
- [STC SE03232CH](https://openairdocs.org/stc/SE03232CH): Installation of Engine Preheat Kit p/n TA2925-1 for 115 volt application. Hartzell Propeller Inc. Lists O-320-A1A
- [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-A Series
- [STC SE04577CH](https://openairdocs.org/stc/SE04577CH): Install an electronic engine ignition system. Electroair Acquisition Corp. Lists O-320-A1A
- [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. Lists O-320-A1A
- [STC SE8628SW](https://openairdocs.org/stc/SE8628SW): Installation of oil nozzles for lubrication of cam and filters. Cygnet Aerospace Corp. Lists O-320-A1A
- [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. Lists O-320-A1A
- [STC SE1051SW](https://openairdocs.org/stc/SE1051SW): Convert straight mount engine to dynafocal mount configuration. Continental Motors, Inc. Lists O-320-A2B
- [STC SE1339SW](https://openairdocs.org/stc/SE1339SW): Modify pistons to Drawings 11007 and 11015; piston rings. Continental Motors, Inc. Lists O-320-D1A
- [STC SE4408SW](https://openairdocs.org/stc/SE4408SW): Miscellaneous engine cylinder replacement parts. Continental Motors, Inc
- [STC SE8776SW](https://openairdocs.org/stc/SE8776SW): Installation of coated cylinders and piston rings. Continental Motors, Inc
- [STC SE00218NY](https://openairdocs.org/stc/SE00218NY): Replacement of Lycoming starter with SKY-TEC 12 volt starter installed. Hartzell Engine Technologies, LLC
- [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. Lists O-320-A1A
- [STC SE00357NY](https://openairdocs.org/stc/SE00357NY): Replacement of Lycoming starter with SKY-TEC 24-volt starter installed. Hartzell Engine Technologies, LLC
- [STC SE2901NM](https://openairdocs.org/stc/SE2901NM): Lycoming valve cover gasket. Real Gaskets Tennessee. Lists O-320-A1A
- [STC SE00590DE](https://openairdocs.org/stc/SE00590DE): Installation of modified Lubricated Camshaft. Centri-Lube Technologies LLC. Lists O-320-A1A
- [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. Lists O-320-A Series
- [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. Lists O-320-A1A
- [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. Lists O-320-A1A
- [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. Lists O-320-A1A
- [STC SE3692SW-D](https://openairdocs.org/stc/SE3692SW-D): Increase 5 minute takeoff maximum power rating to 160 horsepower. RAM Aircraft Limited Partnership. Lists O-320-E2D
- [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. Lists O-320-B1A
- [STC SE1931CE](https://openairdocs.org/stc/SE1931CE): Add the following approved fuel: unleaded automotive gasoline, 87 minimum antiknock index and leaded automotive gasoline, 88 minimum antiknock index, (RON+MON)/2. Petersen Aviation Inc. Lists O-320-A1A
- [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. Lists O-320-A1A
- [STC SE8987SW](https://openairdocs.org/stc/SE8987SW): Modify engine IAW RAM Aircraft Corp Drawing No. 1724. Minimum fuel grade is 100/100LL. RAM Aircraft Limited Partnership. Lists O-320-E2A
- [STC SE925GL](https://openairdocs.org/stc/SE925GL): Installation of Shadin Co. fuel flow transducer. Shadin Company Inc. Lists O-320-A2B
- [STC SE01930NY](https://openairdocs.org/stc/SE01930NY): Installation of Casper Labs 90 degree oil filter housing adapter. Casper Labs Inc. Lists O-320-A1A
- [STC SE02157NY](https://openairdocs.org/stc/SE02157NY): Installation and maintenance of new roller-bearing lifters and camshaft. Air P Techno Inc. Lists O-320-H2AD
- [STC SE1779NM](https://openairdocs.org/stc/SE1779NM): Installation of Precise Flight, Inc. Standby Vacuum System SVS III. Precise Flight Inc. Lists O-320-A1A
- [STC SE02207AK](https://openairdocs.org/stc/SE02207AK): Limited to installation on model O-320-E2D, serial number 24305-27A ONLY. Hot Springs Aviation. Lists O-320-E2D
- [STC SE5743NM](https://openairdocs.org/stc/SE5743NM): Intallation of adapter for externally mounted oil filter. Aviation Development Corporation. Lists O-320-A1A
- [STC SE2315NM](https://openairdocs.org/stc/SE2315NM): Modification of Lycoming 0-320-A2B engine to 160 HP configuration. Aero Recip Alaska, LLC. Lists O-320-A2B
- [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
- [STC SE682NE](https://openairdocs.org/stc/SE682NE): Conversion of Model 0-320-E2G engine to high compression. Precision Engine. Lists O-320-E2G
- [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
- [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-A Series
- [STC SE00350SE](https://openairdocs.org/stc/SE00350SE): Installation of sump mounted chip detector. Aviation Development Corporation. Lists O-320-A1A
- [STC SE1226CE](https://openairdocs.org/stc/SE1226CE): Modify engines for a 160 horsepower rating on 100/130 minimum grade fuel. Ly-Con Rebuilding Company. Lists O-320-A2B
- [STC SE00252SE](https://openairdocs.org/stc/SE00252SE): Modification for a 160 hp rating on 100/100LL minimum grade fuel. Ly-Con Rebuilding Company. Lists O-320-A2B
- [STC SE8023SW](https://openairdocs.org/stc/SE8023SW): Installation and usage of AEROSHELL. Shell Development Co
- [STC SE702NE](https://openairdocs.org/stc/SE702NE): Modification of crankcase tappet bores to accommodate large tappets. Mattituck Airbase, Inc. Lists O-320-H Series
- [STC SE4634NM](https://openairdocs.org/stc/SE4634NM): Installation of oil filter adapter fabricated. Univ of Alaska Fairbanks. Lists O-320-A1A

All 70: https://openairdocs.org/aircraft/N11004/stcs.md

## Related

- Other Mayala Hjalmer A VANS RV-6 aircraft: https://openairdocs.org/model/mayala-hjalmer-a-vans-rv-6/aircraft.md
- The Lycoming 0-320 series engine: https://openairdocs.org/engine/lycoming-0-320-series.md

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