# Lycoming 0320-E3D

- Type: Engine model (FAA registry)
- Registry code: 42398
- Manufacturer (registry): LYCOMING
- Model: 0320-E3D
- Engine type: 4 cycle
- Power: 150 hp
- Data sheet: [TCDS E-274](https://openairdocs.org/tcds/E-274) (OpenAirDocs)
- Holder: Lycoming Engines
- Installed in: 13 registered aircraft
- Page: https://openairdocs.org/engine/lycoming-0320-e3d

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 98-17-11](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 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 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 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 (13)

- [N1447H](https://openairdocs.org/aircraft/N1447H): [Markovich David E](https://openairdocs.org/faa-owner/MARKOVICH%20DAVID%20E), [Eden Prairie, MN](https://openairdocs.org/faa-place/MN/Eden%20Prairie), built 1977, S/N 28-7725144
- [N252G](https://openairdocs.org/aircraft/N252G): [Brewster King Smith Jr](https://openairdocs.org/faa-owner/BREWSTER%20KING%20SMITH%20JR), [Gilbert, AZ](https://openairdocs.org/faa-place/AZ/Gilbert), built 1969, S/N 28-26191
- [N27PP](https://openairdocs.org/aircraft/N27PP): [Nichols Scott](https://openairdocs.org/faa-owner/NICHOLS%20SCOTT), [Vacaville, CA](https://openairdocs.org/faa-place/CA/Vacaville), built 2015, S/N 91072
- [N349EE](https://openairdocs.org/aircraft/N349EE): [Conklin Ryan T](https://openairdocs.org/faa-owner/CONKLIN%20RYAN%20T), [Camp Verde, AZ](https://openairdocs.org/faa-place/AZ/Camp%20Verde), built 2006, S/N 22905
- [N51PW](https://openairdocs.org/aircraft/N51PW): [Verroi Timothy A](https://openairdocs.org/faa-owner/VERROI%20TIMOTHY%20A), [Beaufort, SC](https://openairdocs.org/faa-place/SC/Beaufort), built 2004, S/N 25539
- [N547GB](https://openairdocs.org/aircraft/N547GB): [Barry Edwin R](https://openairdocs.org/faa-owner/BARRY%20EDWIN%20R), [Apple Valley, CA](https://openairdocs.org/faa-place/CA/Apple%20Valley), built 2006, S/N S-10001
- [N55715](https://openairdocs.org/aircraft/N55715): [Ricker Alexander](https://openairdocs.org/faa-owner/RICKER%20ALEXANDER), [Spur, TX](https://openairdocs.org/faa-place/TX/Spur), built 1973, S/N 28-7325464
- [N65DH](https://openairdocs.org/aircraft/N65DH): [Crocker John M](https://openairdocs.org/faa-owner/CROCKER%20JOHN%20M), [El Dorado, CA](https://openairdocs.org/faa-place/CA/El%20Dorado), built 1987, S/N 881
- [N713X](https://openairdocs.org/aircraft/N713X): [Henderson James Allen](https://openairdocs.org/faa-owner/HENDERSON%20JAMES%20ALLEN), [Flomaton, AL](https://openairdocs.org/faa-place/AL/Flomaton), built 2008, S/N 1-08
- [N75392](https://openairdocs.org/aircraft/N75392): [G B Aviation Inc](https://openairdocs.org/faa-owner/G%20B%20AVIATION%20INC), [Fort Lauerdale, FL](https://openairdocs.org/faa-place/FL/Fort%20Lauerdale), built 1976, S/N 28-7625217, Non-citizen corporation, flight hours not reported
- [N7660F](https://openairdocs.org/aircraft/N7660F): [Doughty Kirk T](https://openairdocs.org/faa-owner/DOUGHTY%20KIRK%20T), [Grapeview, WA](https://openairdocs.org/faa-place/WA/Grapeview), built 1976, S/N 28-7715228
- [N773W](https://openairdocs.org/aircraft/N773W): [Gower Scott B](https://openairdocs.org/faa-owner/GOWER%20SCOTT%20B), [Shelbyville, KY](https://openairdocs.org/faa-place/KY/Shelbyville), built 2009, S/N 90664
- [N80300](https://openairdocs.org/aircraft/N80300): [Ryther Jonathan W](https://openairdocs.org/faa-owner/RYTHER%20JONATHAN%20W), [Redlands, CA](https://openairdocs.org/faa-place/CA/Redlands), S/N 17266506

## NTSB investigations (4)

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 GAA21WA025](https://openairdocs.org/ntsb/GAA21WA025), Feb 20, 2021: Piper PA-28-140 (N75392), North Cat Cay, Bahamas, substantial damage
- [NTSB WPR09LA195](https://openairdocs.org/ntsb/WPR09LA195), Apr 14, 2009: Sungkwon Kim LONG-EZE (N342MS), Dunsmuir, CA, substantial damage. Probable cause: The loss of engine power for undetermined reasons. Contributing to the accident was the pilot's failure to maintain aircraft control during the forced landing.
- [NTSB SEA03LA035](https://openairdocs.org/ntsb/SEA03LA035), Feb 1, 2003: Piper PA-28-140 (N75392), Prosser, WA, substantial damage. Probable cause: Improper flare while landing. Factors include rough uneven terrain.
- [NTSB CHI98LA045](https://openairdocs.org/ntsb/CHI98LA045), Nov 23, 1997: Piper PA-28 (N1447H), Lakeville, MN, substantial damage. Probable cause: geese that were encounter on an ILS final approach. Darkness was a related factor.

## FAA accident and incident reports (3)

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 20030201001069A](https://openairdocs.org/incident/20030201001069A), Feb 1, 2003: Piper PA28140 (N75392), Prosser, WA, Substantial damage. (-23) Pilot states he made normal approach to the runway. The aircraft touched down, bounced, and yawed to the left. When it touched down the second time, the…
- [Accident 19971122038629A](https://openairdocs.org/incident/19971122038629A), Nov 22, 1997: Piper PA28140 (N1447H), Lakeville, MN, Substantial damage. Narrative: pilot on approach at night struck multiple geese. Structural damage to vertical fin leading edge, and in engine cowling. Landed without incident.…
- [Incident 19780121004019I](https://openairdocs.org/incident/19780121004019I), Jan 21, 1978: Cessna 172M (N80300), Kansas City, MO. Smell of burning material after takeoff inspection revealed charred cloth against exhaust stack.

## Service difficulty reports (115, newest 50)

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

- [SDR 2026FA0000419](https://openairdocs.org/sdr/2026FA0000419), May 20, 2026: MAGNETO. OUT OF ADJUST. ENGINE WAS INSTALLED JULY 2025. TIME SINCE OVERHAUL IS 100 HOURS. FOUND ENGINE DAMAGE DUE TO LEFT MAG BEING ADVANCED 15 DEGREES. PULLED ENGINE AND SHIPPED BACK 
- [SDR 2025FA0000723](https://openairdocs.org/sdr/2025FA0000723), Oct 17, 2025: SUMP. BROKEN. STATIC CONDENSATION BULB P/N S-1258-1 FOUND SEPARATED FROM AN 1/8 PIPE BY PIPE 90 DEGREE FITTING. THESE CONDENSATION BULBS ARE OF VERY CHEAP PLASTIC AND ARE FAM
- [SDR 2025FA0000666](https://openairdocs.org/sdr/2025FA0000666), Sep 28, 2025: WIRE HARNESS. CHAFED. THE BATTERY BOX FOR THE LEAD ACID BATTERY INTERFERES WITH THE LEFT MAGNETO HARNESS AND CHAFES THE HARNESS LEADS OVER TIME. THE INBOARD , FORWARD CORNER IS THE P
- [SDR 2024FA0000182](https://openairdocs.org/sdr/2024FA0000182), Feb 20, 2024: STARTER. BROKEN. STARTER DRIVE MOTOR WAS FOUND LOOSE FROM BENDIX ASSEMBLY DURING 100 HOUR INSPECTION. MOTOR IS ATTACHED TO BENDIX WITH 2 BOLTS THREADED INTO BENDIX HOUSING. BOTH
- [SDR 2021FA0000413](https://openairdocs.org/sdr/2021FA0000413), Dec 17, 2021: CARBURETOR. JAMMED. ACCELLERATOR PUMP INJECTION NOZZLE WAS DISLODGED FROM CASTED CARBURATOR CAVITY. NOZZLE BECAME LODGED BETWEEN CARBURATOR VENTURI AND THROTTLE VALVE CAUSEING THRO
- [SDR 2019FA0000216](https://openairdocs.org/sdr/2019FA0000216), Jun 14, 2019: CYLINDER. LEAKING. LARGE AMOUNT OF OIL FOUND IN COWLING DURING PREFLIGHT. FOUND OIL COMING FROM CYLINDER HEAD AND BARREL CONNECTION.
- [SDR 2018FA0000350](https://openairdocs.org/sdr/2018FA0000350), Feb 18, 2018: MUFFLER. ERODED. DURING AN ANNUAL INSPECTION OF AN AIRCRAFT THAT HAD ACCUMULATED 300 HOURS SINCE THE INSTALLATION OF SUPPLEMENTAL TYPE CERTIFICATE (STC) SA02168AT THE FOLLOWING 
- [SDR 2017FA0000164](https://openairdocs.org/sdr/2017FA0000164), Apr 22, 2017: CRANKCASE. CRACKED. PILOT MADE AN EMERGENCY OFF AIRPORT LANDING AFTER EXPERIENCING A LOUD BANG FOLLOWED BY A LOSS OF ENGINE POWER AND SMOKE. INSPECTION OF THE ENGINE REVEALED A CRA
- [SDR CA160307002](https://openairdocs.org/sdr/CA160307002), Mar 2, 2016: BAR. CRACKED. (CAN) THE CONTROL COLUMN TEE BAR ASSEMBLY WAS REMOVED FROM AIRCRAFT C-GQPV MODEL PA-28-140 SERIAL NUMBER 28-7725161 AT 18602.5 HOURS TTAF TO SERVICE C-GQPN MODE
- [SDR CA160213001](https://openairdocs.org/sdr/CA160213001), Feb 13, 2016: BAR. FAILED. (CAN) TRAINING FLIGHT, STUDENT IN LH SEAT, INSTRUCTOR IN RH SEAT. THE INSTRUCTOR WAS VERBALLY COACHING THE STUDENT ON APPROACH TO RUNWAY 13 WIND 140/12KTS, 10 D
- [SDR CA150608011](https://openairdocs.org/sdr/CA150608011), Jun 7, 2015: GEAR. FAILED. (CAN) PILOTS REPORTED ROUGH RUNNING ENGINE. THE RT MAGNETO HAD AN INTERNAL FAULT ON THE ROTOR GEAR WHICH WAS NEW FROM THE FACTORY 385 HRS AGO. THE METAL TAB ON 
- [SDR CA140429007](https://openairdocs.org/sdr/CA140429007), Apr 28, 2014: BAFFLE. COLLAPSED. (CAN) DURING A TRAINING FLIGHT, THE PILOT NOTICED SIGNIFICANT ENGINE POWER LOSS AND RETURNED TO BASE. UPON INSPECTION IT WAS FOUND THAT THE INTERNAL BAFFLE INSI
- [SDR CA130115005](https://openairdocs.org/sdr/CA130115005), Jan 9, 2013: INDICATOR. MALFUNCTIONED. (CAN) UPON GROUND RUNUP ACFT ENGINE FOUND NOT TO BE MAKING TAKEOFF POWER. ENGINE REPORTED RUNNING GREAT WITH NO ABNORMALITLYS BUT PLANE RETURN TO MAINTAINCE. UP
- [SDR CA121122008](https://openairdocs.org/sdr/CA121122008), Nov 22, 2012: SPARK PLUG. DAMAGED. (CAN) ACFT CAME IN FOR ROUTINE INSPECTION AND IT WAS OBSERVED THAT 1 SPARK PLUG APPEARED TO HAVE A LEAK FROM THE COMBUSTION CHAMBER. UPON CLOSER INSPECTION IT W
- [SDR CA130819018](https://openairdocs.org/sdr/CA130819018), Oct 11, 2012: CLAMP. SEPARATED. (CAN) THE EXHAUST CLAMP ON THE LT OF THE EXHAUST HAS A PIN WHICH LOCATES THE CLAMP ON BOTH THE MUFFLER AND THE PIPE IT ATTACHES TO. THE PIN HAD ERODED TO THE PO
- [SDR CA121212001](https://openairdocs.org/sdr/CA121212001), Mar 12, 2012: BUSHING. WORN. (CAN) UPON INSPECTION, CONTROL TEE LOWER PIVOT POINT RETAINING BUSHING FOR PIVOT BEARING FOUND TO HAVE COME LOOSE IN ITS CRIMP WITH BLACK FRETTING PRESENT AROUN
- [SDR 2012FA0000109](https://openairdocs.org/sdr/2012FA0000109), Feb 6, 2012: DISTRIBUTOR GEAR. DAMAGED. PILOT REPORTED A NORMAL RUN-UP BEFORE TAKEOFF. DURING CLIMB-OUT POWER LOSS WAS EXPERIENCED. ON LANDING ANOTHER RUN UP SHOWED THE RT MAGNETO WAS INOPERATIVE. REM
- [SDR CA110726015](https://openairdocs.org/sdr/CA110726015), Jul 26, 2011: SPRING. BROKEN. STUDENT NOTICED FLAPS NOT RETRACTING DURING PRE-FLIGHT INSP OF FLIGHT CONTROLS, THUS REFERRED TO MX. AFTER BRIEF INSP, ENGINEER NOTICED FLAP UPPER RETURN SPRING
- [SDR CA110329010](https://openairdocs.org/sdr/CA110329010), Mar 21, 2011: TENSION SPRING. BROKEN. (CAN) FLIGHT SCHOOL REPORTED ABNORMAL NOISE COMING FROM FLAPS DURING STUDENTS PRE-FLIGHT WALK AROUND INSPECTION OF CONTROL SURFACES. UPON FURTHER INSPECTION BY 
- [SDR CA101220013](https://openairdocs.org/sdr/CA101220013), Dec 16, 2010: CYLINDER HEAD. CRACKED. (CAN) INSTRUCTER REPORTED ENGINE VIBRATION. SUSPECTED FOULED PLUG AND UPON INSPECTION NR 1 CYLINDER FOUND CRACKED AT UPPER SPARK PLUG HOLE. CYLINDER REMOVED.
- [SDR CA100819014](https://openairdocs.org/sdr/CA100819014), Aug 13, 2010: CYLINDER HEAD. CRACKED. (CAN) DURING A 100-HOUR INSPECTION AND FOLLOWING A CYLINDER COMPRESSION TEST, NR 3 CYLINDER COMPRESSION WAS FOUND TO BE 20 OVER 80 PSI. FURTHER INVESTIGATION RE
- [SDR CA100811011](https://openairdocs.org/sdr/CA100811011), Aug 6, 2010: BAFFLE. SEPARATED. ON AUGUST, 2010, AT APPROX 20:00 PDT, RECEIVED A CALL FROM FLIGHT SCHOOL, INFORMING US THAT ACFT HAD MADE AN UNSCHEDULED LANDING FOLLOWING A PARTIAL POWER LOSS 
- [SDR CA100820006](https://openairdocs.org/sdr/CA100820006), Jul 20, 2010: STRUT. DAMAGED. (CAN) AIRCRAFT WAS IN FOR ANNUAL INSPECTION AND THE MLG ASSYS WERE FOUND CRACKED DURING THE SPECIAL INSPECTION CAST MAIN LANDING GEAR STRUT CYLINDER 100 HR INSP
- [SDR CA100622021](https://openairdocs.org/sdr/CA100622021), Jun 20, 2010: CRANKSHAFT. CRACKED. ON JUNE 20TH 2010 AT APPROXIMATELY 1100 PDT, CHEROKEE C-GCEP DEVELOPED AN OIL LEAK IN FLIGHT, BECOMING FIRST APPARENT TO THE INSTRUCTOR WITH THE APPEARANCE OF A
- [SDR CA100621013](https://openairdocs.org/sdr/CA100621013), Jun 4, 2010: SWITCH. OVERHEATED. UNKNOWN CYCLES, TSN AND PART TSO -AT PRESENT- HOWEVER WE CHANGED OUT COUPLE OF YEARS AGO DUE AMENDED LIFE LIMIT PARTS. THE SWITCH APPEARS TO HAVE OVERHEATED AND
- [SDR CA091127007](https://openairdocs.org/sdr/CA091127007), Nov 23, 2009: LEVER. SEPARATED. (CAN) DURING THE DOWNWIND LEG, PRIOR TO LANDING, THE THROTTLE KNOB UNEXPECTANTLY SEPARATED FROM THE THROTTLE LEVER WHEN THE PILOT SOUGHT TO REDUCE POWER FOR THE
- [SDR CA090401007](https://openairdocs.org/sdr/CA090401007), Mar 24, 2009: ROCKER. BROKEN. (CAN) AFTER TAKEOFF AND JUST AS THE PILOT WAS SETTING THE ACFT UP FOR CRUISE THE ENGINE STARTED TO RUN ROUGH AND THERE WAS A POPPING SOUND. PILOT DIVERTED TO A 
- [SDR CA090319013](https://openairdocs.org/sdr/CA090319013), Mar 12, 2009: CABLE. SHEARED. (CAN) THE PILOT WAS CLEARED TO LAND, ATTEMPTED TO THROTTLE DOWN BUT THROTTLE WAS UNRESPONSIVE. EVASIVE ACTION WAS TAKEN, MIXTURE WAS LEANED TO DECREASE ENGINE S
- [SDR CA080908001](https://openairdocs.org/sdr/CA080908001), Aug 29, 2008: MOUNT. CRACKED. (CAN) CRACKS WHERE TUBES ARE WELDED TO NOSE STRUT. CHAFING WHERE AERO DUCT HOSE TOUCHED MOUNT.
- [SDR CA080805013](https://openairdocs.org/sdr/CA080805013), Aug 5, 2008: BULKHEAD. CRACKED. (CAN) DURING ANNUAL INSP FWD SPINNER BULKHEAD WAS FOUND TO BE CRACKED AT SCREW ATTACHMENT HOLE. NEW PART WAS ORDERED FROM MFG IAW APPLICABLE PARTS CATALOGUE. NE
- [SDR CA080215003](https://openairdocs.org/sdr/CA080215003), Feb 14, 2008: MUFFLER. DAMAGED. (CAN)FOUND OVER THE PAST YEAR THAT USING PRESSURE TESTING VS VISUAL HAS CAUGHT MANY PIN HOLE LEAKS IN THE MUFFLER. IN THE PAST WE WERE FINDING LARGE CRACKS IN B
- [SDR CA070802007](https://openairdocs.org/sdr/CA070802007), Jul 22, 2007: CLAMP. WORN. (CAN) PIN THAT PROTRUDES THROUGH THE MUFFLER AND EXHAUST PIPE WAS WORE ALLOWING THE THEM TO SEPARATE. OTHER AIRCRAFT IN THE FLEET WERE CHECKED AND FOUND OK. (TC
- [SDR CA070314006](https://openairdocs.org/sdr/CA070314006), Mar 7, 2007: STRUCTURE. CRACKED. (CAN) RT FORWARD WING WALK ASSEMBLY, P/N 62061-002. RT ROOT WAS CRACKED. (TC NR 20070314006)
- [SDR CA061110003](https://openairdocs.org/sdr/CA061110003), Nov 9, 2006: SHROUD. OVERHEATED. (CAN) PART FOUND DEFORMED ABD DISCOLORED AND HEAT BLISTERS. (TC NR 20061110003)
- [SDR CA060328005](https://openairdocs.org/sdr/CA060328005), Mar 21, 2006: SEAL. COLLAPSED. (CAN) INTERNAL SEAL BETWEEN CARTRIDGE AND BASE PLATE COLLAPSED INTO CENTER OF FILTER. (TC NR 20060328005)
- [SDR CA060316010](https://openairdocs.org/sdr/CA060316010), Mar 16, 2006: GEAR. CRACKED. THE STARTER BENDIX GEAR WAS BROKEN IN 3 THREE PLACES. THE STARTER HOLD DOWN BOLTS WERE EITHER BROKEN OR STRETCHED. SINCE THE STARTER AND ALT HAVE A SUPPORTING B
- [SDR CA060221012](https://openairdocs.org/sdr/CA060221012), Feb 20, 2006: CAMSHAFT. SPALLED. SPALLING ON CAM AND LIFTERS.
- [SDR CA060124004](https://openairdocs.org/sdr/CA060124004), Jan 24, 2006: BELLCRANK. CRACKED. (CAN) CRACKS ON THE LT RUDDER CABLE ATTACHING BELLCRANK FOR MORE INFORMATION INCLUDING PICTURES CONTACT SUBMITTER. (TC NR 20060124004)
- [SDR CA060125008](https://openairdocs.org/sdr/CA060125008), Jan 24, 2006: BAR. CRACKED. (CAN) PILOTS SIDE LT RUDDER BAR, CRACK FOUND ON COLLER BETWEEN ACCUATING ARM (FOR RUDDER CABLE) AND RUDDER BAR. 2 ADDITIONAL CRACKS WERE FOUND ADJACENT TO THE I
- [SDR AU510001983](https://openairdocs.org/sdr/AU510001983), Dec 12, 2005: BULKHEAD. CRACKED. REAR FUSELAGE BULKHEAD CRACKED. FOUND FOLLOWING REMOVAL OF STEEL FORWARD FIN ATTACHMENT FITTING.
- [SDR CA051213005](https://openairdocs.org/sdr/CA051213005), Dec 11, 2005: CYLINDER HEAD. CRACKED. CRACKED FROM TOP SPARK PLUG TO BOTTOM SPARK PLUG.
- [SDR 2005FA0001535](https://openairdocs.org/sdr/2005FA0001535), Oct 17, 2005: CAMSHAFT. MAKING METAL. DURING ANNUAL INSPECTION, FERROUS FLAKES OF METAL WERE FOUND IN OIL FILTER, ALSO, SEVERAL PIECES FOR FERROUS METAL WERE FOUND IN THE FINGER STRAINER. THE OIL FI
- [SDR CA051103010](https://openairdocs.org/sdr/CA051103010), Oct 16, 2005: SCREW. BACKED OUT. (CAN) THE THUMB SCREW HOLDING THE AIR FILTER/LANDING LIGHT ASSY BACKED OFF AND THE ASSY CAME OFF DURING RUNUP. NO OTHER DAMAGE WAS INCURRED.
- [SDR CA050802003](https://openairdocs.org/sdr/CA050802003), Aug 2, 2005: VENTURI. MISMANUFACTURED. (CAN) INSPECTION PRIOR TO ASSEMBLY REVEALED SERIOUS CASTING FLAW IN PART.
- [SDR 2004FA0000778](https://openairdocs.org/sdr/2004FA0000778), Sep 23, 2004: FLOAT. LEAKING. ENGINE STARTED FALTERING DURING POWER REDUCTION FOR DESCENT. ENGINE RAN FINE AT CRUISE POWER. UPON INSPECTION OF CARB, ONE OF THE PLASTIC FLOAT CELLS IS FULL OF
- [SDR 2004FA0000779](https://openairdocs.org/sdr/2004FA0000779), Sep 23, 2004: FLOAT. LEAKING. ENGINE STARTED FALTERING DURING POWER REDUCTION FOR DESCENT. ENGINE RAN FINE AT CRUISE POWER. UPON INSPECTION OF CARB, ONE OF THE PLASTIC FLOAT CELLS IS FULL OF
- [SDR CA040713002](https://openairdocs.org/sdr/CA040713002), Jun 30, 2004: EXHAUST STACK. CRACKED. (CAN) UNDISTINGUISHABLE ODOR OF SOMETHING BURNING, FOLLOWED BY STIFF CARB HEAT CABLE AND ENGINE RUNNING ROUGH WITH CARB HEAT APPLICATION. THE RT EXHAUST STACK H
- [SDR CA040423001](https://openairdocs.org/sdr/CA040423001), Apr 13, 2004: BOLT. FAILED. THE PILOT WAS UNABLE TO CHANGE PWR SETTINGS IN FLT AS THE THROTTLE DID NOT RESPOND FROM MOVEMENTS IN THE PWR LVR. THE A/C IMMEDIATELY RETURNED FOR AN UNEVENTFUL
- [SDR AUS20040020](https://openairdocs.org/sdr/AUS20040020), Jan 15, 2004: HINGE. CORRODED. (AUS) UPPER RUDDER HINGE BRACKET CONTAINED SEVERE CORROSION EXTENDING TO APPROXIMATELY 50 PERCENT OF THE DEPTH OF THE BRACKET.
- [SDR AUS20040021](https://openairdocs.org/sdr/AUS20040021), Jan 15, 2004: MOUNT. LOOSE. (AUS) RT LOWER ENGINE MOUNT LOOSE.

All 115: https://openairdocs.org/engine/lycoming-0320-e3d/reports.md

## STCs that may be installed (OpenAirDocs) (49)

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 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 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
- [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 SE00350SE](https://openairdocs.org/stc/SE00350SE): Installation of sump mounted chip detector. Aviation Development Corporation
- [STC SE1226CE](https://openairdocs.org/stc/SE1226CE): Modify engines for a 160 horsepower rating on 100/130 minimum grade fuel. Ly-Con Rebuilding Company
- [STC SE00252SE](https://openairdocs.org/stc/SE00252SE): Modification for a 160 hp rating on 100/100LL minimum grade fuel. Ly-Con Rebuilding Company
- [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
- [STC SE800GL](https://openairdocs.org/stc/SE800GL) (historical): Superseded by STC SE01943CH. Add the following fuel: unleaded automotive gasoline, 87 minimum antiknock index. EAA Aviation Foundation. Lists O-320-E Series

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