# NTSB investigations: Loss of engine power(total) - mech failure/malf

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

Page 2 of 58 · 2,878 cases

## Cases, newest first

- [NTSB NYC07LA086](https://openairdocs.org/ntsb/NYC07LA086.md): Bellanca 7ECA · Wawayanda, NY · Accident · Minor injuries · Limited investigation · Final report · Mar 25, 2007 · N53874 · Substantial damage
  > A failure of the crankshaft idler gear, which resulted in a total loss of engine power while maneuvering.
- [NTSB MIA07LA055](https://openairdocs.org/ntsb/MIA07LA055.md): Cessna 150G · Miami, FL · Accident · Minor injuries · Limited investigation · Final report · Mar 2, 2007 · N682RA · Substantial damage
  > The pilot-in-command's (CFI) continued operation of the airplane with known deficiencies (rough running engine). A factor in the accident was no suitable terrain for a forced landing.
- [NTSB DFW07LA078](https://openairdocs.org/ntsb/DFW07LA078.md): Cessna T182T · Athens, TX · Accident · Serious injuries · Limited investigation · Final report · Feb 27, 2007 · N14685 · Substantial damage
  > The loss of engine power as result of the failure of a mechanic to properly check the torque on the input and output fuel lines to the fuel transducer during the manufacturing process. A contributing factor was the lack of suitable terrain for the forced…
- [NTSB DFW07LA076](https://openairdocs.org/ntsb/DFW07LA076.md): Ayres S2R-T41 · Turrell, AR · Accident · No injuries · Limited investigation · Final report · Feb 22, 2007 · N678JP · Substantial damage
  > The loss of engine power due to a separated fuel line. A contributing factor was the lack of suitable terrain for the forced landing.
- [NTSB MIA07LA050](https://openairdocs.org/ntsb/MIA07LA050.md): Bellanca 17-30A · Fountain, FL · Accident · Serious injuries · Limited investigation · Final report · Feb 17, 2007 · N6641V · Destroyed
  > A loss of engine power due to a cracked engine exhaust muffler. Contributing to the accident were the inadequate inspection procedures of the muffler system and the routing of the "P" leads wiring for the magnetos.
- [NTSB CHI07LA071](https://openairdocs.org/ntsb/CHI07LA071.md): Piper PA-32-300 · Pellston, MI · Accident · Serious injuries · Limited investigation · Final report · Feb 11, 2007 · N4258R · Substantial damage
  > The fatigue failure of the engine cylinder which resulted in a complete loss of engine power, and the unsuitable terrain encountered by the pilot during the subsequent forced landing. Contributing to the accident were the night lighting condition, and trees.
- [NTSB DFW07CA065](https://openairdocs.org/ntsb/DFW07CA065.md): McDonnell Douglas 600N · Vicksburg, MS · Accident · No injuries · Data collection · Final report · Feb 6, 2007 · N451DL · Substantial damage
  > The loss of engine power due to fuel starvation as result of a fuel transfer check valve stuck in the closed position. A contributing factor was the lack of suitable terrain for the forced landing.
- [NTSB ENG07IA009](https://openairdocs.org/ntsb/ENG07IA009.md): Mitsubishi MU-2B-36 · Chicago, IL · Incident · No injuries · Incident investigation · Final report · Jan 12, 2007 · N950MA · Minor damage
  > Complete loss of No. 2 engine power due to a partial rim failure of the 2nd stage turbine wheel, resulting in No. 2 engine shutdown and turbine debris exiting the side of the engine. The wheel failure mechanism could not be determined due to missing turbine…
- [NTSB ANC07FA013](https://openairdocs.org/ntsb/ANC07FA013.md): Cessna 207A · Kenai, AK · Accident · 1 fatal · Field investigation · Final report · Jan 9, 2007 · N9941M · Substantial damage
  > The total loss of engine power during cruise flight due to the disintegration of engine bearings and the fracture of a connecting rod, which resulted in a ditching into ice covered ocean water. Factors contributing to the survivability of the accident were…
- [NTSB ANC07LA011](https://openairdocs.org/ntsb/ANC07LA011.md): Cessna T210N · Albany, GA · Accident · Serious injuries · Limited investigation · Final report · Dec 31, 2006 · N5093A · Substantial damage
  > The loss of engine power during cruise flight due to a fractured crankshaft, resulting in an off-airport forced landing in a muddy field.
- [NTSB LAX07CA063](https://openairdocs.org/ntsb/LAX07CA063.md): Belcher Helicycle · Boulder City, NV · Accident · No injuries · Data collection · Final report · Dec 23, 2006 · N6912B · Substantial damage
  > a loss of engine power due to a fractured fuel line.
- [NTSB LAX07LA058](https://openairdocs.org/ntsb/LAX07LA058.md): Cessna 152 · Chandler, AZ · Accident · No injuries · Limited investigation · Final report · Dec 21, 2006 · N5295B · Substantial damage
  > a loss of engine power due to oil starvation to the number 3 cylinder crankpin and connecting rod bearing. The underlying cause of the oil starvation to the number 3 cylinder components could not be ascertained.
- [NTSB CHI07IA042](https://openairdocs.org/ntsb/CHI07IA042.md): Bell 407 · Raytown, MO · Incident · No injuries · Incident investigation · Final report · Dec 12, 2006 · N302LE · Minor damage
  > The loss of engine power during cruise flight due to third stage turbine wheel blade fatigue and subsequent separation, which resulted in an emergency landing.
- [NTSB CHI07LA039](https://openairdocs.org/ntsb/CHI07LA039.md): Cessna 140 · Vienna, MO · Accident · No injuries · Limited investigation · Final report · Dec 9, 2006 · N76379 · Substantial damage
  > The loss of engine power during cruise flight due to fatigued crankshaft cluster gear bolts and the inadequate major overhaul of the engine that was last performed by other maintenance personnel. An additional cause was a subsequent major engine overhaul not…
- [NTSB ATL07LA024](https://openairdocs.org/ntsb/ATL07LA024.md): Piper PA-15 · Conyers, GA · Accident · Minor injuries · Limited investigation · Final report · Dec 4, 2006 · N4540H · Substantial damage
  > Loss of engine oil for undetermined reasons resulting in oil starvation, failure of the No. 1 connecting rod resulting in the total loss of engine power.
- [NTSB DFW07LA027](https://openairdocs.org/ntsb/DFW07LA027.md): Bell BH 206L-3 · Brownwood, TX · Accident · No injuries · Limited investigation · Final report · Nov 26, 2006 · N805SB · Substantial damage
  > The fracture of the turbine-to-compressor coupling and subsequent overspeed failure of the first stage turbine wheel as result of the improper re-assembly of the engine by maintenance personnel. A contributing factor was the lack of suitable terrain for the…
- [NTSB DFW07LA029](https://openairdocs.org/ntsb/DFW07LA029.md): Beech V35 · Mountain View, AR · Accident · No injuries · Limited investigation · Final report · Nov 22, 2006 · N205DB · Substantial damage
  > The loss of engine power due to oil starvation as a result of a broken oil pressure line. A contributing factor was the lack of suitable terrain for the forced landing.
- [NTSB LAX07LA031](https://openairdocs.org/ntsb/LAX07LA031.md): Ryan Navion B · Riverside, CA · Accident · No injuries · Limited investigation · Final report · Nov 12, 2006 · N5348K · Substantial damage
  > A leak in the fuel selector valve and gascolator that resulted in fuel starvation on takeoff due to air leakage into the fuel system. A contributing factor in the accident was the inadequate annual inspection performed by other maintenance personnel.
- [NTSB NYC07LA026](https://openairdocs.org/ntsb/NYC07LA026.md): Vogel Glastar 41 · Snow Shoe, PA · Accident · 1 fatal · Limited investigation · Final report · Nov 11, 2006 · N441AV · Substantial damage
  > The builder's improper installation of an additional alternator. Contributing to the accident were the night lighting conditions.
- [NTSB DFW07FA020](https://openairdocs.org/ntsb/DFW07FA020.md): Piper PA-32-300 · Danville, AR · Accident · 3 fatal · Field investigation · Final report · Nov 5, 2006 · N15852 · Destroyed
  > Failure of the number 5 cylinder which resulted in oil starvation and the subsequent loss of engine power, and the pilot's inability to see the transmission line during the forced landing. Factors Contributing to the accident were the dark night and the…
- [NTSB CHI07IA017](https://openairdocs.org/ntsb/CHI07IA017.md): Piper PA-24-250 · Sherman, IL · Incident · No injuries · Incident investigation · Final report · Oct 24, 2006 · N6090P · No damage
  > The loose connecting rod bolt due to a loss of torque and subsequent failure of the connecting rod during cruise flight.
- [NTSB LAX07LA016](https://openairdocs.org/ntsb/LAX07LA016.md): Cessna 152 · Prunedale, CA · Accident · Minor injuries · Limited investigation · Final report · Oct 22, 2006 · N45929 · Substantial damage
  > Total loss of engine power due to failure of connecting rod cap during cruise flight for undetermined reasons.
- [NTSB DFW07FA007](https://openairdocs.org/ntsb/DFW07FA007.md): Piper PA-32R-300 · Dry Prong, LA · Accident · 1 fatal · Field investigation · Final report · Oct 22, 2006 · N64GK · Substantial damage
  > The loss of engine power during cruise flight due to oil starvation, resulting in an emergency off-airport forced landing. A factor associated with the accident was the instructor's improper in-flight decision in delaying to seek an emergency landing site…
- [NTSB LAX07LA011](https://openairdocs.org/ntsb/LAX07LA011.md): Morrisey 2150A · Chandler, AZ · Accident · Minor injuries · Limited investigation · Final report · Oct 18, 2006 · N5114V · Substantial damage
  > Loss of engine power during cruise flight due to a crack in the oil cooler and subsequent loss of engine oil.
- [NTSB LAX07LA005](https://openairdocs.org/ntsb/LAX07LA005.md): Robinson R22 Beta · Upland, CA · Accident · No injuries · Limited investigation · Final report · Oct 8, 2006 · N821SH · Substantial damage
  > Disconnection of the throttle control linkage due to improper maintenance, which resulted in a loss of engine power during initial climb.
- [NTSB LAX07LA004](https://openairdocs.org/ntsb/LAX07LA004.md): Grumman American AA-5B · Oakdale, CA · Accident · No injuries · Limited investigation · Final report · Oct 8, 2006 · N39ER · Substantial damage
  > A total loss of engine power resulting from lubrication deprivation for undetermined reasons.
- [NTSB NYC07LA001](https://openairdocs.org/ntsb/NYC07LA001.md): Piper PA-24-250 · Hammonton, NJ · Accident · No injuries · Limited investigation · Final report · Oct 3, 2006 · N5097P · Substantial damage
  > Displacement of the idler gear assembly, which resulted in a loss of camshaft timing, and a subsequent engine failure. Contributing to the accident was the swampy terrain condition.
- [NTSB ANC06LA144](https://openairdocs.org/ntsb/ANC06LA144.md): Cessna TU206A · Juneau, AK · Accident · No injuries · Limited investigation · Final report · Oct 1, 2006 · N206AK · Substantial damage
  > The separation of the number 6 cylinder assembly from the engine during cruise flight, which resulted in a hard forced landing in rough ocean swells. A factor contributing to the accident was the rough ocean swells.
- [NTSB SEA06CA190](https://openairdocs.org/ntsb/SEA06CA190.md): Coltrin RV-6 · Burley, ID · Accident · No injuries · Data collection · Final report · Sep 27, 2006 · N566JH · Substantial damage
  > A loss of engine power due to the malfunctioning of the carburetor. A factor was the airplane nosing over due to the rough/uneven terrain.
- [NTSB ATL06LA127](https://openairdocs.org/ntsb/ATL06LA127.md): Stinson 108 · Holladay, TN · Accident · No injuries · Limited investigation · Final report · Sep 19, 2006 · N97651 · Substantial damage
  > A total loss of engine power in cruise flight due to the fatigue failure of the crankshaft gear resulting in a forced landing and subsequent nose over.
- [NTSB LAX06LA273](https://openairdocs.org/ntsb/LAX06LA273.md): Eurocopter AS 350 B3 · Casa Grande, AZ · Accident · No injuries · Limited investigation · Final report · Aug 27, 2006 · N973AE · Substantial damage
  > Internal damage to the stop electro valve which resulted in fuel starvation and subsequent loss of engine power during takeoff.
- [NTSB SEA06LA167](https://openairdocs.org/ntsb/SEA06LA167.md): Kinnson Lancair IV-P Turbine · Helena, MT · Accident · Minor injuries · Limited investigation · Final report · Aug 22, 2006 · N514PT · Substantial damage
  > The total loss of engine power as a result of turbine over temperature due to the pilot's failure to follow proper procedures for engine operation. A contributing factor was the lack of suitable terrain for the ensuing forced landing.
- [NTSB CHI06GA241](https://openairdocs.org/ntsb/CHI06GA241.md): McDonnell Douglas Helicopters 369E · Columbus, OH · Accident · No injuries · Final report · Aug 19, 2006 · N554CP · Substantial damage
  > The uncontained engine failure due to the fatigue failure of the gas producer turbine tie bolt.
- [NTSB SEA06LA162](https://openairdocs.org/ntsb/SEA06LA162.md): Kaman HH-43F · Metaline Falls, WA · Accident · 1 fatal · Limited investigation · Final report · Aug 18, 2006 · N559D · Destroyed
  > The failure of the left-hand cross-shaft input internal spline while the helicopter was in a hover, which resulted in the loss of gear box timing, in-flight blade contact and separation, and the subsequent loss of control and impact with a log deck.
- [NTSB ATL06LA121](https://openairdocs.org/ntsb/ATL06LA121.md): Kirkpatrick Rans S-6 · Roseboro, NC · Accident · Minor injuries · Limited investigation · Final report · Aug 17, 2006 · N227AL · Substantial damage
  > The pilot's failure to maintain ground clearance while maneuvering for a forced landing following loss of engine power.
- [NTSB DFW06LA198](https://openairdocs.org/ntsb/DFW06LA198.md): Ayres S2R-T34 · Parkdale, AR · Accident · No injuries · Limited investigation · Final report · Aug 11, 2006 · N444HF · Substantial damage
  > The failure of a compressor turbine blade for undetermined reasons, which resulted in a total loss of engine power. A contributing factor was the lack of suitable terrain for the forced landing.
- [NTSB DEN06LA112](https://openairdocs.org/ntsb/DEN06LA112.md): Piper PA-24-260 · Harrisburg, NE · Accident · No injuries · Limited investigation · Final report · Aug 10, 2006 · N8741P · Substantial damage
  > The loss of engine power resulting from mechanical failure of a connecting rod for undetermined reasons. A contributing factor was the lack of suitable terrain for the forced landing.
- [NTSB CHI06CA237](https://openairdocs.org/ntsb/CHI06CA237.md): Spittler Rans S-16 · Plattsmouth, NE · Accident · No injuries · Data collection · Final report · Aug 4, 2006 · N116GS · Substantial damage
  > A loss of engine power due to fuel starvation which resulted from a binding within the fuel servo. A factor associated with the accident was the high vegetation that was encountered during the forced landing.
- [NTSB SEA06TA153](https://openairdocs.org/ntsb/SEA06TA153.md): Bell 206L-1 · Busby, MT · Accident · No injuries · Final report · Aug 3, 2006 · N5746N · Substantial damage
  > The improper overhaul of the turbine assembly by maintenance personnel, which resulted in failure of the turbine and a total loss of engine power. A contributing factor was the pilot's misjudgment of the landing flare at the termination of the autorotation.
- [NTSB CHI06FA210](https://openairdocs.org/ntsb/CHI06FA210.md): de Havilland DHC-6-100 · Sullivan, MO · Accident · 6 fatal · Class 1 · Field · Final report · Jul 29, 2006 · N203E · Substantial damage
  > the pilot's failure to maintain airspeed following a loss of power in the right engine due to the fracturing of compressor turbine blades for undetermined reasons. Contributing to some parachutists' injuries was the lack of a more effective restraint system…
- [NTSB MIA06LA121](https://openairdocs.org/ntsb/MIA06LA121.md): Cessna T210 · Crestview, FL · Accident · No injuries · Limited investigation · Final report · Jul 15, 2006 · N5266Y · Substantial damage
  > Spinning of the crankshaft No. 2 main bearing for undetermined reasons resulting in damage to the aft cheek of the No. 2 main bearing journal and fatigue failure of the crankshaft.
- [NTSB LAX06LA232](https://openairdocs.org/ntsb/LAX06LA232.md): Cessna R172K II · Hagatna · Accident · Minor injuries · Limited investigation · Final report · Jul 15, 2006 · N1209V · Substantial damage
  > The failure of the number four connecting rod during takeoff-initial climb.
- [NTSB NYC06LA178](https://openairdocs.org/ntsb/NYC06LA178.md): Grumman-Schweizer G-164B · Frederick, MD · Accident · No injuries · Limited investigation · Final report · Jul 11, 2006 · N6645Q · Substantial damage
  > A failure of the masterod, due to a hydraulic lock on a previous flight, which resulted in a total loss of engine power.
- [NTSB SEA06LA141](https://openairdocs.org/ntsb/SEA06LA141.md): Piper PA-32-300 · Grantsville, UT · Accident · No injuries · Limited investigation · Final report · Jul 7, 2006 · N56824 · Substantial damage
  > A lack of lubrication for undetermined reasons, which resulted in the failure of the Nos. 2, 3, 4, 5 and 6 connecting rods, a subsequent total loss of engine power during descent, which resulted in a forced landing. A factor in the accident was the soft sand.
- [NTSB ATL06LA101](https://openairdocs.org/ntsb/ATL06LA101.md): Cessna 182M · Milledgeville, GA · Accident · Minor injuries · Limited investigation · Final report · Jul 7, 2006 · N71471 · Substantial damage
  > The improper fabrication of the oil pressure gauge line by maintenance personnel, which resulted in a loss of engine oil and total loss of engine power during cruise flight.
- [NTSB ANC06LA084](https://openairdocs.org/ntsb/ANC06LA084.md): Beech P35 · Gustavus, AK · Accident · No injuries · Limited investigation · Final report · Jul 1, 2006 · N8690M · Substantial damage
  > The fracture of an engine connecting rod during cruise flight, which resulted in a forced landing on a beach, a collapsed nose landing gear, and substantial damage to the fuselage.
- [NTSB ATL06LA093](https://openairdocs.org/ntsb/ATL06LA093.md): Ayres S2R-G6 · Selma, AL · Accident · No injuries · Limited investigation · Final report · Jun 14, 2006 · N6133T · Substantial damage
  > The loss of engine power during the approach to land due to an uncontained turbine failure, which resulted in an in-flight fire.
- [NTSB DFW06LA154](https://openairdocs.org/ntsb/DFW06LA154.md): McClung Christian Eagle I · Pocahontas, AR · Accident · No injuries · Limited investigation · Final report · Jun 6, 2006 · N181DM · Substantial damage
  > The loss of engine power as a result of a fractured crankshaft due to fatigue. A factor was the engine modifications to increase engine horsepower.
- [NTSB ENG06IA018](https://openairdocs.org/ntsb/ENG06IA018.md): Boeing 767-223(ER) · Los Angeles, CA · Incident · No injuries · Incident investigation · Final report · Jun 2, 2006 · N330AA · Substantial damage
  > The HPT stage 1 disk failed from an intergranular fatigue crack because of GE's inadequate design of the CF6-80 series HPT stage 1 disk. The inadequate design of the disk resulted in a high stress area in the blade slot bottom aft corner that was at or nearly…
- [NTSB DEN06CA081](https://openairdocs.org/ntsb/DEN06CA081.md): Grumman G-164B · Dighton, KS · Accident · Minor injuries · Data collection · Final report · Jun 1, 2006 · N14RY · Substantial damage
  > The broken rocker arm boss causing the number 1 cylinder exhaust valve to stay closed and subsequently the engine failed. A factor contributing to the accident was the soft field the airplane set down in.

Next page: https://openairdocs.org/ntsb.md?occurrence=351&page=3

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."mKey" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 351)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?occurrence=351&page=2

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