# Lycoming O-320-D2G

- Type: Engine model (FAA registry)
- Registry code: 42154
- Manufacturer (registry): LYCOMING
- Model: O-320-D2G
- Engine type: Reciprocating
- Power: 160 hp
- Data sheet: [TCDS E-274](https://openairdocs.org/tcds/E-274) (OpenAirDocs)
- Holder: Lycoming Engines
- Installed in: 21 registered aircraft
- Page: https://openairdocs.org/engine/lycoming-o-320-d2g

Model codes come from the FAA registry's reference file.

## ADs that may apply (OpenAirDocs)

Matched to this engine model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

- [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 98-02-08](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 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 80-06-05](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 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 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

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) (6)

- [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

## Registered aircraft (21)

- [N115DG](https://openairdocs.org/aircraft/N115DG): [Onell Robert C](https://openairdocs.org/faa-owner/ONELL%20ROBERT%20C), [King George, VA](https://openairdocs.org/faa-place/VA/King%20George), built 2022, S/N 90202
- [N12777](https://openairdocs.org/aircraft/N12777): [Mana Kai Flying LLC](https://openairdocs.org/faa-owner/MANA%20KAI%20FLYING%20LLC), [Makawao, HI](https://openairdocs.org/faa-place/HI/Makawao), built 1973, S/N 17262250
- [N1395E](https://openairdocs.org/aircraft/N1395E): [Hendricks Paul](https://openairdocs.org/faa-owner/HENDRICKS%20PAUL), [Yellville, AR](https://openairdocs.org/faa-place/AR/Yellville), built 1978, S/N 17270984
- [N149ZB](https://openairdocs.org/aircraft/N149ZB): [Bowman Brice R](https://openairdocs.org/faa-owner/BOWMAN%20BRICE%20R), [Indianapolis, IN](https://openairdocs.org/faa-place/IN/Indianapolis), built 2020, S/N 90620
- [N325MB](https://openairdocs.org/aircraft/N325MB): [Pearl Aire LLC](https://openairdocs.org/faa-owner/PEARL%20AIRE%20LLC), [Port Orange, FL](https://openairdocs.org/faa-place/FL/Port%20Orange), built 2015, S/N 91664
- [N342DA](https://openairdocs.org/aircraft/N342DA): [Lewis William R](https://openairdocs.org/faa-owner/LEWIS%20WILLIAM%20R), [Temple, TX](https://openairdocs.org/faa-place/TX/Temple), built 2009, S/N 91156
- [N345RB](https://openairdocs.org/aircraft/N345RB): [Barnett Russell L](https://openairdocs.org/faa-owner/BARNETT%20RUSSELL%20L), [Ozark, MO](https://openairdocs.org/faa-place/MO/Ozark), built 2022, S/N R1063-2415B
- [N372FD](https://openairdocs.org/aircraft/N372FD): [De Santi Michael P](https://openairdocs.org/faa-owner/DE%20SANTI%20MICHAEL%20P), [Fort Lupton, CO](https://openairdocs.org/faa-place/CO/Fort%20Lupton), built 2010, S/N 91851
- [N385W](https://openairdocs.org/aircraft/N385W): [Weixler Ronald A](https://openairdocs.org/faa-owner/WEIXLER%20RONALD%20A), [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City), built 2010, S/N 90176
- [N410BW](https://openairdocs.org/aircraft/N410BW): [Heffelfinger Darin W](https://openairdocs.org/faa-owner/HEFFELFINGER%20DARIN%20W), [Sterling, IL](https://openairdocs.org/faa-place/IL/Sterling), S/N 106
- [N448VQ](https://openairdocs.org/aircraft/N448VQ): [Babcock Rowland A](https://openairdocs.org/faa-owner/BABCOCK%20ROWLAND%20A), [Ruther Glen, VA](https://openairdocs.org/faa-place/VA/Ruther%20Glen), built 2024, S/N 001
- [N459MJ](https://openairdocs.org/aircraft/N459MJ): [Donahue Mark T](https://openairdocs.org/faa-owner/DONAHUE%20MARK%20T), [Bainbridge Island, WA](https://openairdocs.org/faa-place/WA/Bainbridge%20Island), built 2014, S/N 91216
- [N530RF](https://openairdocs.org/aircraft/N530RF): [New Harmony, UT](https://openairdocs.org/faa-place/UT/New%20Harmony), built 2012, S/N 91284, Sale reported
- [N62WZ](https://openairdocs.org/aircraft/N62WZ): [Gonzalez John E](https://openairdocs.org/faa-owner/GONZALEZ%20JOHN%20E), [Malibu, CA](https://openairdocs.org/faa-place/CA/Malibu), built 2010, S/N 541
- [N666BK](https://openairdocs.org/aircraft/N666BK): [Karpayev Vladyslav V](https://openairdocs.org/faa-owner/KARPAYEV%20VLADYSLAV%20V), [Dutch John, UT](https://openairdocs.org/faa-place/UT/Dutch%20John), built 2011, S/N 91449
- [N75EC](https://openairdocs.org/aircraft/N75EC): [Maxson Phillip W](https://openairdocs.org/faa-owner/MAXSON%20PHILLIP%20W), [Green Cove Springs, FL](https://openairdocs.org/faa-place/FL/Green%20Cove%20Springs), built 2010, S/N 90739
- [N773RV](https://openairdocs.org/aircraft/N773RV): [Pearson Mark](https://openairdocs.org/faa-owner/PEARSON%20MARK), [Goodyear, AZ](https://openairdocs.org/faa-place/AZ/Goodyear), built 2020, S/N 773
- [N784X](https://openairdocs.org/aircraft/N784X): [Sannikova Olga](https://openairdocs.org/faa-owner/SANNIKOVA%20OLGA), [Sherman Oaks, CA](https://openairdocs.org/faa-place/CA/Sherman%20Oaks), built 2014, S/N 2361
- [N883CG](https://openairdocs.org/aircraft/N883CG): [Brock Gary G](https://openairdocs.org/faa-owner/BROCK%20GARY%20G), [Roseboro, NC](https://openairdocs.org/faa-place/NC/Roseboro), built 2008, S/N 90904
- [N905XC](https://openairdocs.org/aircraft/N905XC): [Flores-Cortes Jose Natividad](https://openairdocs.org/faa-owner/FLORES-CORTES%20JOSE%20NATIVIDAD), [Los Angeles, CA](https://openairdocs.org/faa-place/CA/Los%20Angeles), built 2011, S/N 5129
- [N99WC](https://openairdocs.org/aircraft/N99WC): [Long Kenneth L](https://openairdocs.org/faa-owner/LONG%20KENNETH%20L), [O Fallon, MO](https://openairdocs.org/faa-place/MO/O%20Fallon), built 2007, S/N 90930

## NTSB investigations (2)

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 CEN26FA253](https://openairdocs.org/ntsb/CEN26FA253), Jul 14, 2026: Montana Coyote (N448VQ), Fredericksburg, VA, substantial damage, 1 fatal, investigation ongoing
- [NTSB GAA18CA057](https://openairdocs.org/ntsb/GAA18CA057), Nov 24, 2017: Karpayev Vladyslav V RV-9 (N666BK), Moab, UT, substantial damage. Probable cause: The pilot’s selection of an unsuitable taxiway, which resulted in the wings striking hidden fence posts.

## FAA accident and incident reports (4)

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.

- [Accident 20260714008689A](https://openairdocs.org/incident/20260714008689A), Jul 14, 2026: Babcock Rowland A MONTANA COYOTE (N448VQ), Fredericksburg, VA, Destroyed, 1 fatal. Per ADS-B data, pilot took off west, exited the pattern to the south climbing to about 1500', turned back to the airport while descending to about 400',…
- [Incident 20221217019299I](https://openairdocs.org/incident/20221217019299I), Dec 17, 2022: Lawrence (Larry) Bontrager VANS RV 4 (N784X), Van Nuys, CA, Minor damage. At kvny, aircraft [privacy data omitted] was cleared for take-off on rwy 34L. From the run-up area at 34L, the aircraft began to taxi, hitting a taxi light at…
- [Accident 20171124021949A](https://openairdocs.org/incident/20171124021949A), Nov 24, 2017: Karpayev Vladyslav V RV-9A (N666BK), Moab, UT, Substantial damage. On 11/24/2017, at 1100 MST, N666BK, an experimental amateur built RV9 hit the fence post on landing roll out off airport. There was substantial damage to both…
- [Incident 19960309009649I](https://openairdocs.org/incident/19960309009649I), Mar 9, 1996: Cessna 172M (N12777), Kahului, HI. Narrative: d.7 banner hook-up d.8 banner towing f VFR conditions. Aircraft N12777 was attempting a banner hook up. The hook up went normal until the pilot…

## Service difficulty reports (28)

As reported by operators and repair stations, by the model named in the report.

- [SDR T7KR2021080900001](https://openairdocs.org/sdr/T7KR2021080900001), Aug 5, 2021: POINTS. EXCESS PLAY. POINT CONTACT SHAFT ON CAM ARM IS RIVETED ON. THE RIVET IS NOT TIGHT. THE POINT CONTACT SHAFT IS MOVING WITHIN THE POINT CAM ARM, SO, THE POINT CONTACT DOES NOT
- [SDR 2020FA0000066](https://openairdocs.org/sdr/2020FA0000066), Dec 11, 2018: CYLINDER HEAD. CRACKED. APPROXIMATELY 2 INCH RADIAL CRACK IN CYLINDER HEAD ADJACENT TO AND OUTSIDE OF THE INTAKE VALVE. EXTERNAL EVIDENCE OF EXHAUST GASSES ESCAPING FROM CRACK WAS PRES
- [SDR 2020FA0000072](https://openairdocs.org/sdr/2020FA0000072), Nov 13, 2018: CYLINDER HEAD. CRACKED. APPROXIMATE 1.5 INCH RADIAL CRACK IN CYLINDER HEAD ADJACENT TO AND OUTSIDE OF THE INTAKE VALVE. EXTERNAL EVIDENCE OF EXHAUST GASSES ESCAPING FROM CRACK WAS PRES
- [SDR 2020FA0000071](https://openairdocs.org/sdr/2020FA0000071), Mar 9, 2018: CYLINDER HEAD. CRACKED. APPROXIMATELY 2 INCH RADIAL CRACK IN CYLINDER HEAD ADJACENT TO AND OUTSIDE OF THE INTAKE VALVE. EXTERNAL EVIDENCE OF EXHAUST GASSES ESCAPING FROM CRACK WAS PRES
- [SDR RTE2016F00000](https://openairdocs.org/sdr/RTE2016F00000), Aug 10, 2016: MAGNETO. FAILED. MAGNETO FAILED IN FLIGHT, 30.1 HRS TSN 11 DAYS AFTER FIRST INSTALLATION. DID NOT OPEN MAGNETO TO DETERMINE CAUSE OF FAILURE DUE TO MFG WARRANTY LIMITATIONS CONC
- [SDR CA140325005](https://openairdocs.org/sdr/CA140325005), Mar 25, 2014: TUBE. FAILED. (CAN) ACFT EXPERIENCED A FLAT TIRE ON TAXING FOR RUN-UP. INSPECTION FOUND SMALL HOLE IN TUBE, BUT TIRE SHOWED NO DEFECT OR DEBRIS THAT COULD HAVE CAUSED HOLE.
- [SDR CA131023008](https://openairdocs.org/sdr/CA131023008), Oct 21, 2013: COLLAR. CRACKED. (CAN) NOSEGEAR STEERING COLLAR DISCOVERED CRACKED DURING SCHEDULED INSPECTION. CRACK THROUGH MAIN COLLAR AT FORWARD GREASE FITTING. SUSPECT OVER STEERING BY GRO
- [SDR FAA2014022000093](https://openairdocs.org/sdr/FAA2014022000093), Sep 11, 2013: SCREW. LOOSE. DURING ROUTINE INSPECTION, DISCOVERED LEFT MAGNETO TIMING TO BE ADVANCED 6 DEGREES BEYOND SPECIFICATION. REMOVED MAGNETO TO RESET INTERNAL TIMING AND DISCOVERED
- [SDR 2013FA0000352](https://openairdocs.org/sdr/2013FA0000352), Jun 18, 2013: RETAINER. FAILED. AFTER DESCENDING TO 2,500 FT, EXPERIENCED A VIBRATION FOLLOWED BY PARTIAL POWER LOSS. DECLARED AN EMERGENCY. LANDED . MX DETERMINED THAT THE ENGINE EXPERIENCED 
- [SDR 2012FA0000211](https://openairdocs.org/sdr/2012FA0000211), Feb 28, 2012: PAWL. LOOSE. TRIED TO START ACFT, PROP WOULD TURN BUT IMPULSE COUPLING COULD NOT BE HEARD SNAPPING. REMOVED LEFT MAGNETO AND FOUND THAT THE RIVET HOLDING ONE OF THE PAWLS HA
- [SDR 2010FA0001241](https://openairdocs.org/sdr/2010FA0001241), Nov 22, 2010: CYLINDER. CRACKED. "ON NOVEMBER 13, 2010 AT APPROX NOON, EXPERIENCED AN EMERGENCY. FLYING APPROX 8 MILES NORTHWEST OF AIRPORT AT APPROX 3,000 FT AGL. HAD DEPARTED AIRPORT AT APPRO
- [SDR ECPR466DAA](https://openairdocs.org/sdr/ECPR466DAA), Apr 27, 2010: SUPPORT ANGLE. CRACKED. (ECPR) THE LT AND RT BATTERY BOX SUPPORT ANGLE ASSEMBLIES, PNS 35846-02 & 35846-03, WERE FOUND CRACKED JUST INBD, TOWARDS THE BATTERY BOX, OF THE BOTTOM FIREWAL
- [SDR RTE2007F00000](https://openairdocs.org/sdr/RTE2007F00000), Nov 15, 2006: BULKHEAD. CRACKED. DURING ROUTINE PHASE INSPECTION, FOUND FWD PROP BULKHEAD ASSY TO BE CRACKED IN SEVERAL PLACES, ALL NEAR THE BOLT HOLES AND NEARBY RADIUS. HAVE FOUND SEVERAL IN 
- [SDR 2006FA0000462](https://openairdocs.org/sdr/2006FA0000462), Mar 16, 2006: BULKHEAD. CRACKED. DURING ROUTINE PHASE INSPECTION FWD PROP BULKHEAD FOUND TO BE CRACKED NEAR SEVERAL MOUNTING BOLT HOLES. HAVE SEEN THIS SEVERAL TIMES BEFORE. SUSPECT DEFECT IN C
- [SDR RTE2006F00002](https://openairdocs.org/sdr/RTE2006F00002), Dec 15, 2005: BULKHEAD. CRACKED. DURING ROUTINE SCHEDULED INSPECTION. FOUND FWD PROP SPINNER BULKHEAD CRACKED NEAR THE BOLT HOLES. NO APPARENT REASON COULD BE DETERMINED. THE PROP BOLTS WERE CO
- [SDR CA040720004](https://openairdocs.org/sdr/CA040720004), Jul 10, 2004: ALTERNATOR. FAILED. IN CRUISE, THE PILOT NOTICED THAT THE ALTERNATOR FAILED. DECIDED TO LAND AT THE NEAREST AIRPORT. ON SITE, NOTICED THAT THE ALTERNATOR GROUND WIRE WAS CUT AND WA
- [SDR CA020913004](https://openairdocs.org/sdr/CA020913004), Aug 20, 2002: GPS. FAILED. (CAN) DURING CRUISE PHASE OF, GPS-430 NEW INSTALLATION, TEST FLIGHT, UNIT BECAME UNRESPONSIVE WHEN ENTER BUTTON PUSHED. THE UNIT (GNS-430) AT THAT POINT WOULD N
- [SDR CA020808006](https://openairdocs.org/sdr/CA020808006), Aug 1, 2002: EXHAUST VALVE. BROKEN. (CAN) AT CRUISING ALTITUDE, THE ENGINE LOST POWER. RPMS DROPPED TO 2000. INSPECTION OF NR 3 CYLINDER, FOUND NO COMPRESSION. THE EXHAUST VALVE WAS FOUND TO BE BR
- [SDR 2002FA0000015](https://openairdocs.org/sdr/2002FA0000015), Oct 24, 2001: PISTON. MISMANUFACTURED. DURING INSTALLATION OF NEW PISTON AND RINGS. IT WAS NOTED THAT ONE OF THE PISTONS WOULD ONLY SLIDE INTO THE BARREL HALF WAY. PISTON SKIRT OD WERE CHECKED, OK AT
- [SDR 20010430CW012](https://openairdocs.org/sdr/20010430CW012), Apr 2, 2001: HOUSING. CRACKED. THROTTLE CABLE OUTER HOUSING DETERIORATED AND SEPARATED FROM SWEDGED FITTING AT CLAMP LOCATION AFT OF ENGINE. THIS ALLOWED THE OUTER HOUSING TO MOVE INSTEAD OF 
- [SDR 99ZZZX3817](https://openairdocs.org/sdr/99ZZZX3817), Sep 13, 1999: SLEEVE. BROKEN. REMOVED SUCTION SCREEN DURING OIL CHANGE AND FOUND TWO CHUNKS OF ALUMINUM TRAPPED BY SCREEN. INVESTIGATION FOUND THE PIECES HAD BROKEN OFF THE OIL RELIEF VALVE 
- [SDR AU990795](https://openairdocs.org/sdr/AU990795), Jul 29, 1999: PIN. WRONG PART. (AUS) INCORRECT SHIMMY DAMPER PISTON ROLL PIN FITTED. A BRASS SCREW WAS USED INSTEAD OF THE CORRECT STEEL ROLL PIN. THE BRASS SCREW SHEARED CAUSING COMPLETE FAI
- [SDR 99ZZZX2194](https://openairdocs.org/sdr/99ZZZX2194), May 5, 1999: TUBE. LOOSE. ACCELERATING PUMP DISCHARGE TUBE CAME OUT AND STRUCK THROTTLE OPEN, STOPPING ENGINE, THEN PART FELL DOWN INTO THE AIRBOX. (THIS OCCURRED IN-FLIGHT AT EFT).
- [SDR CA980706007](https://openairdocs.org/sdr/CA980706007), Jun 19, 1998: SPRING. MISMANUFACTURED. (CAN) NEW RUDDER SPRINGS INSTALLED AND ON FIRST FLIGHT PILOT COMPLAINED THAT IT TOOK MORE RIGHT RUDDER PEDAL PRESSURE TO KEEP A/C IN STRAIGHT FLIGHT. TENSION CH
- [SDR CA980521009](https://openairdocs.org/sdr/CA980521009), May 13, 1998: DISCHARGE TUBE. MISSING. (CAN) WHILE PRACTICING FORCED APPROACHES, FULL POWER WAS APPLIED FOR A GO-AROUND. THE ENGINE DID NOT RESPOND AND STARTED TO COUGH, POWER WAS REDUCED AND THE AIR
- [SDR AU980408](https://openairdocs.org/sdr/AU980408), Feb 20, 1998: BULKHEAD. CRACKED. (AUS) LT AND RT LOWER AFT DOOR POST BULKHEADS (PN 0512187-1 LT AND PN 0512187-2 RT) CRACKED. FOUND DURING INSPECTION IAW SB SEB 97-1. PART TC: 5,920.
- [SDR CA961216035](https://openairdocs.org/sdr/CA961216035), Dec 4, 1996: WHEEL HALF. BROKEN. (CAN) DURING RAMP CHECK THE RIGHT HAND WHEEL RIM WAS FOUND BROKEN AND MISSING A PIECE. SUBMITTER SUGGESTS THAT PILOT MAY HAVE HIT A RUNWAY LIGHT A FEW DAYS EARL
- [SDR 95ZZZX2724](https://openairdocs.org/sdr/95ZZZX2724), May 23, 1995: MAGNETO. CHAFED. DURING TROUBLESHOOTING OF ELECTRICAL SYSTEM, FOUND LEFT MAGNETO HARNESS CAP CHAFING AIRCRAFT BATTERY. BATTERY COULD NOT BE REMOVED WITHOUT ROTATING MAGNETO OUT 

## STCs that may be installed (OpenAirDocs) (46)

Approved for this engine model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has.

- [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 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 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 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-D 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 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

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