# Service difficulty reports: Lycoming 0-320-E2G A list on [Lycoming 0-320-E2G](https://openairdocs.org/engine/lycoming-0-320-e2g.md). Newest first. General aviation reporting is voluntary. - [SDR 2018FA0000197](https://openairdocs.org/sdr/2018FA0000197.md): Cylinder · damaged · Jun 28, 2018 · N858S · Amrgen AA5A · Reciprocating Engine Cylinder Section > DISCOVERED THAT THE CYLINDERS 3 AND 4 WERE PRODUCING COMPRESSIONS BETWEEN 20 - 25 PSI. NEW CYLINDERS AND PARTS WERE INSTALLED AND BREAK IN PROCEDURES WERE FOLLOWED. DURING 100 HOUR INSPECTION ALL FOUR CYLINDERS FAILED A COMPRESSION CHECK WITH RATINGS IN THE - [SDR 2017FA0000312](https://openairdocs.org/sdr/2017FA0000312.md): Efi · failed · Jul 1, 2017 · N26167 · Amrgen AA5A · Navigation System > HAD ABOUT 10 HRS ON A NEW G5 EFI WHEN IT STARTED TO GIVE FALSE BANK ANGLES. 5-10 DEGREES IN ONE DIRECTION FOR SEVERAL MINUTES AND THEN 5-10 DEGREES IN THE OTHER. THE UNIT GAVE NO WARNING THAT IT WAS MALFUNCTIONING. THE FLIGHT CONDITIONS WERE VFR WITH NO TUR - [SDR 2007FA0000091](https://openairdocs.org/sdr/2007FA0000091.md): Pump · leaking · Jan 18, 2007 · N24AU · Amrgen AA5 · Engine Fuel Pump > AT ANNUAL FUEL STAINS WERE FOUND ON ENGINE LOWER COWLING. IN AN ATTEMPT TO FIND THE LEAK THE ELECTRIC FUEL PUMP WAS TURNED ON TO PRESSURIZE THE FUEL SYSTEM BUT NO LEAKAGE WAS FOUND. WHILE TURNING ENGINE OVER BY HAND DURING THE COMPRESSION CHECK A LARGE FLOW - [SDR AUS20040161](https://openairdocs.org/sdr/AUS20040161.md): Cylinder · worn · Feb 28, 2004 · Gulstm STCAA5 · Reciprocating Engine Cylinder Section > (AUS) NR 1 CYCLINDER WORN. PISTON, RING, & BARREL CLEARANCES EXCESSIVE. - [SDR 2002FA0000821](https://openairdocs.org/sdr/2002FA0000821.md): Exhaust Valve · broken · Jun 29, 2002 · Reciprocating Engine Cylinder Section > REPLACED NR 3 CYLINDER & PISTON DUE TO EXHAUST VALVE SEPARATION & DAMAGE TO CYLINDER CAUSED BY NOT REPLACING NEEDED PARTS AT M.O.H. (466.6-HRS S.M.O.H.) TOTAL TIME ON P/N 19001 EXHAUST VALVES 2351.6-HRS. THERE IS NO RECORD OF THE EXHAUST & INTAKE VALVES, EXHAU - [SDR 2001FA0000389](https://openairdocs.org/sdr/2001FA0000389.md): Support · corroded · Apr 18, 2001 · N5985L · Amrgen AA1 · Engine Mount Section > CORROSION DISCOVERED IN UPPER SURFACES OF BOTH LEFT AND RIGHT SUPPORTS. DETECTED BY PREPING THE SUPPORTS FOR PAINT WITH A STAINLESS STEEL WIRE BRUSH AND SLIGHT RAISED LINE WAS NOTICED. PICKING REVEALED A LARGE AREA OF POWDER CORROSION AND EXFOLIATION BELOW T - [SDR 20001227SH034](https://openairdocs.org/sdr/20001227SH034.md): Camshaft · damaged · Dec 11, 2000 · N26993 · Amrgen AA5A · Reciprocating Engine Power Section > CYLINDERS 2 AND 4 REMOVED DUE TO LOW COMPRESSION. AT THIS TIME, THE CAMSHAFT WAS FOUND SEVERELY PITTED, ONE LOBE WAS FLAT. LIFTER BODIES WERE ALSO PITTED. 1,317.0 HOURS, TOTAL TIME. (X) - [SDR 20001120SH058](https://openairdocs.org/sdr/20001120SH058.md): Plug · failed · Aug 2, 2000 · N6084L · Amrgen AA5 · Reciprocating Engine Cylinder Section > PISTON PIN PLUG IN CYLINDER NR 2 FAILED CATASTROPHICALLY ENLARGING PISTON BOSS AND WEARING INTO LOWER RING. ENGINE WAS 800 SMOH, CYLINDERS.010 INCH OS (PLAIN STEEL). SCREEN LAST CHECKED 48 HOURS PREVIOUSLY. PRESSURE SCREEN BECAME PLUGGED WITH ALUMINUM FLAK - [SDR 2000ZZZX374](https://openairdocs.org/sdr/2000ZZZX374.md): Line · froze · Jan 3, 2000 · N26456 · Amrgen AA5A · Reciprocating Engine Oil System > ENGINE AIR BREATHER PINCH HOLE HAD B EEN ELIMINATED BY PARTIES UNKNOWN. BREATHER LINE FROZE SHUT AT 15,000 FEET. EXCESSIVE CRANKCASE PRESSURE CAUSED THE CRANKSHAFT OIL SEAL TO LEAK OIL. BREATHER LINE WAS REPOSITIONED AND A PINCH HOLE WAS DRILLED. - [SDR 2000ZZZX48](https://openairdocs.org/sdr/2000ZZZX48.md): Screw · loose · Dec 17, 1999 · N26411 · Amrgen AA5A · Fuel Control/Reciprocating Engines > AIRCRAFT WAS REPORTED TO BE RUNNING ROUGH AND WOULD NEARLY 'DIE' ON ROLL-OUT. FOUND CARBURETOR THROTTLE BODY TO BOWL SCREW LOOSE. REMOVED FROM ENGINE. INSPECTED FOR FURTHER DAMAGE, GASKET AND LOCKING TAB WASHERS REPLACED. ADJUSTMENTS CHECKED AND RETURNED T - [SDR AU990292](https://openairdocs.org/sdr/AU990292.md): Seat Belt · wrong part · Mar 24, 1999 · Gulstm AA5A · Flight Compartment Equipment > (AUS) AUTOMOTIVE SEAT BELT INSTALLED IN REAR SEATS. SEAT BELTS DO NOT COMPLY WITH AD/RES/10 AMDT4. - [SDR CA990330033](https://openairdocs.org/sdr/CA990330033.md): Blade · damaged · Mar 4, 1999 · Gulstm AA5 · Propeller Blade Section > (CAN) PROPELLER RECEIVED FOR CORROSION INSPECTION. THE PROPELLER BLADES WERE FOUND WITH STONE DAMAGE. THE BLADES WERE TRIMMED. - [SDR AU981421](https://openairdocs.org/sdr/AU981421.md): Line · corroded · Oct 31, 1998 · Gulstm AA5 · Fuel Pressure Indicator > (AUS) ALUMINIUM FUEL PRESSURE LINE FROM FIREWALL REAR FITTING TO FUEL PRESSURE GAUGE CORRODED THROUGH FROM CONTACT WITH THE STEEL WIRE OF THE DE-MISTER SCAT HOSE. FUEL LEAKAGE. - [SDR AU981422](https://openairdocs.org/sdr/AU981422.md): Duct · chafed · Oct 31, 1998 · Gulstm AA5 · Windshield/Door Rain/Ice Removal > (AUS) DE-MISTER SCAT HOSE RUBBING ON FUEL PRESSURE PIPE. REF: OPERATOR CONTROL NR AU981421 FOR ADDITIONAL INFORMATION. - [SDR CA980908019](https://openairdocs.org/sdr/CA980908019.md): Nut · cracked · Aug 25, 1998 · Gulstm AA5A · Horizontal Stabilizer Structure > (CAN) AIRCRAFT DAMAGED IN LANDING ACCIDENT. WHEN HORIZONTAL STABILIZER WAS BEING REINSTALLED AFTER REPAIR, A BOLT WOULD NOT REACH PROPER TORQUE. HORIZONTAL STABILIZER WAS REMOVED AND IT WAS FOUND THAT 4 OF THE 8 FRONT SPAR ANCHOR NUTS WERE CRACKED. - [SDR 98ZZZX3307](https://openairdocs.org/sdr/98ZZZX3307.md): Bearing · spun · Jul 27, 1998 · N1931T · Gulstm AA5 · Reciprocating Engine Power Section > AIRCRAFT HAD A LOSS OF POWER AND A LOSS OF OIL PRESSURE DURING NORMAL FLIGHT. INSPECTION OF ENGINE AFTER EMERGENCY LANDING REVEALED A SPUN BEARING ON CRANKSHAFT AND THE NR 3 ROD WAS BROKEN. - [SDR AU970578](https://openairdocs.org/sdr/AU970578.md): Skin · delaminated · May 28, 1997 · Gulstm AA5A · Wing, Plate/Skin > (AUS) LH WING LOWER SKIN DELAMINATING - ELEVATOR TRIM TAB ALSO DELAMINATED - FOUND DURING INSPECTION IAW SB -155 - [SDR AU970579](https://openairdocs.org/sdr/AU970579.md): Aileron · worn · May 28, 1997 · Gulstm AA5A · Ailerons > (AUS) AILERON CONTROL CABLES LOOSE - AILERON BEARINGS WORN - OUTBOARD TORQUE TUBES WORN - TRIM TABS LOOSE - FOUND DURING INSPECTION IAW SB 165A - [SDR AU970554](https://openairdocs.org/sdr/AU970554.md): Strut · corroded · Feb 5, 1997 · Gulstm AA5 · Nose/Tail Landing Gear Strut/Axle > (AUS) NOSE LANDING GEAR STRUT CORRODED (RUSTED) AND SEIZED IN TORQUE TUBE FITTING - PROTECTION BOOT OLD AND DETERIORATED - [SDR 96ZZZX3536](https://openairdocs.org/sdr/96ZZZX3536.md): Valve · blocked open · Jul 2, 1996 · N26390 · Gulstm AA5A · Reciprocating Engine Cylinder Section > ON INITIAL RUN-UP AFTER INSTALLING ENGINE AFTER MAJOR OVERHAUL, ENGINE WAS RUN AROUND 5 MINUTES AT 1,000-1,200 RPM'S. ENGINE RPM WAS INCREASED TO 1,700 FOR MAG CHECK. THE ENGINE STARTED TO RUN EXTREMELY ROUGH. ENGINE WAS SHUT DOWN. COMPRESSION CHECK SHOWED - [SDR AU960453](https://openairdocs.org/sdr/AU960453.md): Bolt · cracked · Apr 4, 1996 · Gulstm AA5A · Wing, Fuselage Attach Fittings > (AUS) WING SHOULDER BOLTS (2OFF) CRACKED - FOUND DURING MAGNETIC PARTICLE INSPECTION (MPI) - [SDR 96ZZZX49](https://openairdocs.org/sdr/96ZZZX49.md): Valve · leaking · Nov 7, 1995 · N97520 · Gulstm AA5A · Reciprocating Engine Cylinder Section > AIRCRAFT WAS TAKING OFF, NOT GENERATING FULL POWER. NOTICED SLIGHT VIBRATION. RETURNED TO AIRPORT. VIBRATION INCREASED AS AIRCRAFT EXECUTED EMERGENCY LANDING AT AIRPORT. PERFORMED COMPRESSION CHECK, FOUND TO BE 20/80. REMOVED CYLINDER. - [SDR 95ZZZX5939](https://openairdocs.org/sdr/95ZZZX5939.md): Valve · failed · Oct 5, 1995 · N9671U · Gulstm AA5A · Reciprocating Engine Cylinder Section > PILOT REPORTED POWER LOSS OF MAX RPM 1600. INSPECTED POWERPLANT, FOUND NR 3 CYLINDER HAD NO COMPRESSION. PULLED CYLINDER, FOUND EXHAUST VALVE BROKEN. TOP OF PISTON AND CYLINDER HEAD DAMAGED BADLY. SUSPECT VALVE FATIGUE AS CAUSE OF FAILURE. ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet' WHERE engine_model_key = 'O320E2G' ORDER BY difficulty_date DESC ``` This list as a web page: https://openairdocs.org/engine/lycoming-0-320-e2g/reports --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.