# 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 7 of 58 · 2,878 cases

## Cases, newest first

- [NTSB ATL03LA106](https://openairdocs.org/ntsb/ATL03LA106.md): Polstra Zodiac CH 601 HDS · Thomson, GA · Accident · No injuries · Limited investigation · Final report · Jun 16, 2003 · N721PT · Substantial damage
  > The total loss of engine power due to the fatigue fracture of the No. 3 cylinder intake valve, which resulted in a forced landing to rough terrain and subsequent collision with small trees and a tree stump.
- [NTSB LAX03FA200](https://openairdocs.org/ntsb/LAX03FA200.md): McDonnell Douglas 369D · Volcano, HI · Accident · 4 fatal · Field investigation · Final report · Jun 15, 2003 · N4493M · Destroyed
  > a loss of engine power due to the fatigue fracture and separation of the compressor coupling adapter. The fatigue fracture was initiated by fretting on the pilot diameter due to both the inadequate design of the coupling and the coaxial misalignment of the…
- [NTSB MIA03LA123](https://openairdocs.org/ntsb/MIA03LA123.md): Zenith 601HDS · Immokalee, FL · Accident · Minor injuries · Limited investigation · Final report · Jun 14, 2003 · N601G · Substantial damage
  > Excessive rotor distributor shaft clearance that resulted in damage to the distributor rotor, a loss of ignition, the engine ceasing to operate. This resulted in a forced landing to unsuitable terrain and the airplane nosing over.
- [NTSB LAX03LA183](https://openairdocs.org/ntsb/LAX03LA183.md): Bell 206B · Malone, TX · Accident · Minor injuries · Limited investigation · Final report · Jun 6, 2003 · N242TK · Substantial damage
  > a fuel starvation induced loss of engine power due to fuel contamination.
- [NTSB ATL03LA100](https://openairdocs.org/ntsb/ATL03LA100.md): Cessna 172N · Orangeburg, SC · Accident · No injuries · Limited investigation · Final report · May 30, 2003 · N734AG · Destroyed
  > The pilot's continued operation of the airplane with known deficiencies in the equipment. Also causal was the other maintenance personnel's improper installation of the mixture control linkage bolt that resulted in binding of the mixture control linkage and…
- [NTSB LAX03LA164](https://openairdocs.org/ntsb/LAX03LA164.md): Cessna T207A · Page, AZ · Accident · No injuries · Limited investigation · Final report · May 26, 2003 · N9317M · Substantial damage
  > a loss of engine power due to a oil starvation induced catastrophic internal failure of the engine caused by the rotation of the number 2 cylinder main bearing. This narrative was modified on February 16, 2005.
- [NTSB SEA03LA086](https://openairdocs.org/ntsb/SEA03LA086.md): Grumman G-164B · Basin City, WA · Accident · No injuries · Limited investigation · Final report · May 16, 2003 · N3629E · Substantial damage
  > The failure of the torque sensor idler gear duplex bearing during agricultural aerial application, resulting in a total power loss and a forced landing. Factors include tall wheat and soft terrain.
- [NTSB SEA03LA082](https://openairdocs.org/ntsb/SEA03LA082.md): Cessna 182J · Salem, OR · Accident · Minor injuries · Limited investigation · Final report · May 15, 2003 · N2913F · Substantial damage
  > Loss of power in cruise flight due to a catastrophic engine failure for undetermined reasons.
- [NTSB ATL03LA085](https://openairdocs.org/ntsb/ATL03LA085.md): Piper PA-28-151 · Rogersville, TN · Accident · No injuries · Limited investigation · Final report · Apr 25, 2003 · N43266 · Substantial damage
  > The rupture of the carburetor float, which resulted in the loss of engine power and subsequent on ground collision with trees.
- [NTSB LAX03LA128](https://openairdocs.org/ntsb/LAX03LA128.md): Cessna 172N · Anaheim, CA · Accident · No injuries · Limited investigation · Final report · Apr 5, 2003 · N6272D · Substantial damage
  > Failure of company maintenance personnel to correctly install and safety wire the oil drain plug, which led to a loss of engine oil and a catastrophic internal failure of the engine.
- [NTSB MIA03LA090](https://openairdocs.org/ntsb/MIA03LA090.md): Piper PA-28R-180 · Sarasota, FL · Accident · No injuries · Limited investigation · Final report · Apr 1, 2003 · N4952J · Substantial damage
  > A loss of engine power due to the crankshaft bolt losing torque, the gear disengaging, and the engine ceasing to operate as a result of inadequate maintenance installation.
- [NTSB FTW03FA120](https://openairdocs.org/ntsb/FTW03FA120.md): Piper PA-32-300 · Broken Arrow, OK · Accident · 3 fatal · Field investigation · Final report · Mar 31, 2003 · N70NZ · Destroyed
  > Failure of the engine due to the blow-by condition in the number six cylinder for undetermined reasons, which resulted in oil starvation and eventual failure of the associated connecting rod end cap. Also causal was the pilot's failure to maintain airspeed…
- [NTSB CHI03LA095](https://openairdocs.org/ntsb/CHI03LA095.md): Air Tractor AT-401 · Knox, IN · Accident · Serious injuries · Limited investigation · Final report · Mar 31, 2003 · N45297 · Substantial damage
  > A loss of engine power due to oil starvation as a result of the failure of the master rod bearing. Contributing factors were the tree line at the edge of the field, and the unsuitable terrain.
- [NTSB CHI03LA090](https://openairdocs.org/ntsb/CHI03LA090.md): Piper PA-28-151 · South Haven, MI · Accident · No injuries · Limited investigation · Final report · Mar 24, 2003 · N43456 · Substantial damage
  > The inadequate fuel consumption calculations by the pilot and the fuel exhaustion. The inadequate traffic pattern distance from the runway, which precluded his reaching the runway.
- [NTSB MIA03LA080](https://openairdocs.org/ntsb/MIA03LA080.md): Ditommasso-Keminski Great Lakes 2T-1A · Daytona Beach, FL · Accident · Serious injuries · Limited investigation · Final report · Mar 22, 2003 · N1980A · Substantial damage
  > The pilot's improper preflight planning/decision to perform a second flight with known deficiencies in equipment, and his failure to maintain airspeed above the airplane's stall speed while maneuvering to reverse direction to land, after the engine…
- [NTSB ATL03LA054](https://openairdocs.org/ntsb/ATL03LA054.md): Piper PA-28R · Enterprise, AL · Accident · No injuries · Limited investigation · Final report · Mar 16, 2003 · N7635J · Substantial damage
  > The loss of engine power due to oil starvation resulting from a crack in the propeller governor external oil line. A factor was the soft terrain.
- [NTSB DEN03LA050](https://openairdocs.org/ntsb/DEN03LA050.md): Piper PA-28R-200 · Delta, CO · Accident · No injuries · Limited investigation · Final report · Mar 13, 2003 · N16438 · Substantial damage
  > the loss of engine power due to company maintenance personnel's inadequate major engine overhaul (an oil pressure fitting in the engine accessory drive case had not been capped). Contributing factors were the loss of engine oil, and lack of suitable terrain…
- [NTSB LAX03FA108](https://openairdocs.org/ntsb/LAX03FA108.md): Stinson 108-1 · Eloy, AZ · Accident · Minor injuries · Field investigation · Final report · Mar 7, 2003 · N8344K · Substantial damage
  > a loss of engine power caused by the fatigue failure of the number 4 cylinder exhaust valve.
- [NTSB NYC03LA048](https://openairdocs.org/ntsb/NYC03LA048.md): Cessna 172SP · Flemington, NJ · Accident · No injuries · Limited investigation · Final report · Feb 19, 2003 · N197ME · Substantial damage
  > The manufacturer's improper assembly of the accessory drive section of the engine.
- [NTSB FTW03FA097](https://openairdocs.org/ntsb/FTW03FA097.md): Bell 407 · Mi 700 · Accident · 2 fatal · Field investigation · Final report · Feb 16, 2003 · N407HH · Destroyed
  > The catastrophic failure of the engine resulting from 1st stage turbine wheel blade failure due to type 1 hot corrosion (sulfidation). Contributing factors were the pilot's failure to brief the passengers on emergency safety equipment (life raft), the pilot's…
- [NTSB SEA03FA038](https://openairdocs.org/ntsb/SEA03FA038.md): Beech A23 · Fort Klamath, OR · Accident · No injuries · Field investigation · Final report · Feb 8, 2003 · N2392W · Substantial damage
  > The separation of the rod end cap from the connecting rod for an undetermined reason during the descent for landing. The ditch was a factor.
- [NTSB FTW03LA092](https://openairdocs.org/ntsb/FTW03LA092.md): Mooney M20J · New Orleans, LA · Accident · Minor injuries · Limited investigation · Final report · Feb 3, 2003 · N658FT · Substantial damage
  > The loss of engine power as a result of the separation of the magneto assembly due to inadequate maintenance by unknown personnel. A contributing factor was the lack of suitable terrain for the forced landing.
- [NTSB MIA03LA048](https://openairdocs.org/ntsb/MIA03LA048.md): Cessna 172F · Jacksonville, FL · Accident · No injuries · Limited investigation · Final report · Jan 28, 2003 · N5602R · Substantial damage
  > a total loss of engine power due to the failure the oil filter because of over-pressurization, resulting in damage to the airplane during the subsequent forced landing.
- [NTSB NYC03LA044](https://openairdocs.org/ntsb/NYC03LA044.md): Luscombe 8F · Newport, ME · Accident · Serious injuries · Limited investigation · Final report · Jan 26, 2003 · N1484B · Substantial damage
  > The fatigue failure of a the cylinder wall.
- [NTSB NYC03FA043](https://openairdocs.org/ntsb/NYC03FA043.md): Beech V35B · Delaware City, DE · Accident · 2 fatal · Field investigation · Final report · Jan 26, 2003 · N6432X · Substantial damage
  > The mechanic's improper engine overhaul. A factor was the night condition.
- [NTSB CHI03LA059](https://openairdocs.org/ntsb/CHI03LA059.md): Cessna 210 · Clarence, IA · Accident · No injuries · Limited investigation · Final report · Jan 24, 2003 · N6572X · Substantial damage
  > A failure of the crankshaft for undetermined reasons. Factors associated with the accident were the rough terrain on which the forced landing was made and the night conditions.
- [NTSB CHI03LA052](https://openairdocs.org/ntsb/CHI03LA052.md): Havir Avid Flyer · Cambridge, NE · Accident · 1 fatal · Limited investigation · Final report · Jan 13, 2003 · N248H · Destroyed
  > The inadvertent stall by the pilot following a total loss of engine power and the seizure of the engine. A factor to the accident was the engine overhaul not performed in accordance with the manufacturer's recommendations.
- [NTSB LAX03LA056](https://openairdocs.org/ntsb/LAX03LA056.md): Nicholson Lancair 320 · Corona, CA · Accident · No injuries · Limited investigation · Final report · Dec 30, 2002 · N364M · Substantial damage
  > The pilot/builder's improper maintenance procedure for reattaching a high-pressure oil line, which resulted in the oil line disconnecting during flight, followed by a loss of oil and engine seizure.
- [NTSB DEN03FA025](https://openairdocs.org/ntsb/DEN03FA025.md): Cessna 421 · Akron, CO · Accident · 2 fatal · Field investigation · Final report · Dec 25, 2002 · N421D · Destroyed
  > The fractured connecting rods and the pilot not maintaining aircraft control following the engine failure. Factors contributing to the accident were the low altitude, the pilot not maintaining minimum controllable airspeed following the engine failure, the…
- [NTSB SEA03LA021](https://openairdocs.org/ntsb/SEA03LA021.md): Hughes 369D · Boise, ID · Accident · No injuries · Limited investigation · Final report · Dec 24, 2002 · N8366F · Substantial damage
  > The failure of the operator's maintenance personnel to properly rig the left/right seat twistgrip throttles to the engine fuel control, the pilot in command's failure to adhere to the rotorcraft flight manual, and the check pilot's premature flare during the…
- [NTSB ATL03FA025](https://openairdocs.org/ntsb/ATL03FA025.md): Piper PA-32-300 · Macon, GA · Accident · 4 fatal · Field investigation · Final report · Dec 21, 2002 · N47420 · Destroyed
  > The loss of engine power due to oil starvation.
- [NTSB LAX03LA052](https://openairdocs.org/ntsb/LAX03LA052.md): Schweizer 269C · Los Banos, CA · Accident · No injuries · Limited investigation · Final report · Dec 18, 2002 · N642KC · Substantial damage
  > The improper engine overhaul by other maintenance personnel, which resulted in an exhaust valve failure and a total loss of engine power while in maneuvering flight.
- [NTSB MIA03LA028](https://openairdocs.org/ntsb/MIA03LA028.md): Beech A36 · Laurens, SC · Accident · No injuries · Limited investigation · Final report · Dec 15, 2002 · N12MB · Substantial damage
  > Improper maintenance and inspection of the airplane by other maintenance personnel, and their failure to install the fuel line support after maintenance had been completed, which resulted in the introduction of vibrational loads and the in-flight separation…
- [NTSB LAX03TA043](https://openairdocs.org/ntsb/LAX03TA043.md): Bell 47G-3B-1 · Panaca, NV · Accident · No injuries · Final report · Dec 1, 2002 · N48020 · Substantial damage
  > separation of the no. 6 cylinder intake valve head from the valve stem, which resulted in a loss of engine power. The mechanism responsible for the valve failure is unknown.
- [NTSB FTW03FA044](https://openairdocs.org/ntsb/FTW03FA044.md): Cessna 210L · Kentwood, LA · Accident · 1 fatal · Field investigation · Final report · Nov 20, 2002 · N93770 · Destroyed
  > The failure of the #1 and #2 connecting rods during climb to cruise due to overheating, resulting from oil starvation. A contributing factor was the low cloud conditions limiting the pilot's visibility during the ensuing emergency landing.
- [NTSB IAD03LA008](https://openairdocs.org/ntsb/IAD03LA008.md): Piper PA-30 · Middlesboro, KY · Accident · Serious injuries · Limited investigation · Final report · Oct 22, 2002 · N8770Y · Substantial damage
  > The pilot's operation of the airplane with a known deficiency. Factors related to the accident were the loss of engine power of the left engine due to a failure of the left engine-driven and electric fuel pumps, and inadequate maintenance.
- [NTSB NYC03FA008](https://openairdocs.org/ntsb/NYC03FA008.md): Pilatus PC-12/45 · Trenton, NJ · Accident · Minor injuries · Field investigation · Final report · Oct 16, 2002 · N96WF · Substantial damage
  > A power loss, due to failure of the No. 1 bearing, which was a result of previous electrical discharge damage (EDD). Factors were the low ceiling and a wet runway.
- [NTSB IAD03LA006](https://openairdocs.org/ntsb/IAD03LA006.md): Cessna 177RG · South Vienna, OH · Accident · Serious injuries · Limited investigation · Final report · Oct 13, 2002 · N7510V · Substantial damage
  > The improper installation of the single drive, dual magneto, which resulted in its separation from the engine and a subsequent total loss of engine power. Factors included the crops in the forced landing field, and the night lighting conditions.
- [NTSB LAX03FA005](https://openairdocs.org/ntsb/LAX03FA005.md): Grumman AA-5A · Phoenix, AZ · Accident · 1 fatal · Field investigation · Final report · Oct 12, 2002 · N9566U · Destroyed
  > failure of the lubricating system resulting in a total loss of engine power and an off airport forced landing.
- [NTSB ATL02FA175](https://openairdocs.org/ntsb/ATL02FA175.md): Piper PA-28-140 · Milton, FL · Accident · 1 fatal · Field investigation · Final report · Sep 23, 2002 · N8828N · Substantial damage
  > A sheared mixture cable which resulted in a loss of engine power.
- [NTSB LAX02LA292](https://openairdocs.org/ntsb/LAX02LA292.md): Cessna 172RG · Del Mar, CA · Accident · No injuries · Limited investigation · Final report · Sep 21, 2002 · N6303V · Substantial damage
  > The loss of engine power due to failure of the number three connecting rod cap. Also causal was the failure of the pilot of a previous flight to report an engine overspeed event precluding the performance of the appropriate maintenance inspection.
- [NTSB LAX02LA279](https://openairdocs.org/ntsb/LAX02LA279.md): Lockamy Sonex · Oxnard, CA · Accident · Serious injuries · Limited investigation · Final report · Sep 8, 2002 · N164JL · Substantial damage
  > the loosening of the tapered spacer, which resulted in the propeller hub separating from the crankshaft. A factor in the accident was the unsuitable terrain for landing.
- [NTSB IAD02FA091](https://openairdocs.org/ntsb/IAD02FA091.md): Piper PA 32R-301T · Byram Township, NJ · Accident · 2 fatal · Field investigation · Final report · Sep 8, 2002 · C-GKLY · Destroyed
  > the improper manufacturing of the crankshaft gear bolt, which resulted in the failure of the bolt due to hydrogen embrittlement, and the subsequent loss of engine power. Also causal was the engine manufacturer's failure to remove the affected bolts from fixed…
- [NTSB LAX02LA275](https://openairdocs.org/ntsb/LAX02LA275.md): Huene Velocity XL-RG · Fresno, CA · Accident · No injuries · Limited investigation · Final report · Sep 6, 2002 · N394BL · Destroyed
  > An in-flight exhaust stack separation during descent for landing resulting in loss of engine power and a forced landing to an open field.
- [NTSB LAX02LA256](https://openairdocs.org/ntsb/LAX02LA256.md): Dodd RV-4 · Tehachapi, CA · Accident · Minor injuries · Limited investigation · Final report · Aug 21, 2002 · N62VR · Substantial damage
  > the owner/builder's improperly fabricated and installed fuel line, which cracked at the point of the flare, resulting in a fuel leak and loss of engine power during the takeoff climb. A contributing factor was the soft terrain that jammed the landing gear…
- [NTSB SEA02LA161](https://openairdocs.org/ntsb/SEA02LA161.md): Air Tractor AT-502B · Rigby, ID · Accident · Minor injuries · Limited investigation · Final report · Aug 20, 2002 · N6146G · Substantial damage
  > The failure of one or more compressor turbine blades resulting in a shutdown of the engine during initial climb resulting in a forced landing. Contributing factors were the eroded condition of the compressor turbine guide vane nozzles and the ditch which the…
- [NTSB CHI02LA254](https://openairdocs.org/ntsb/CHI02LA254.md): Grumman C-1A · Roseville, IL · Accident · No injuries · Limited investigation · Final report · Aug 18, 2002 · N189G · Substantial damage
  > The failure and the resulting separation of the engine cylinder, which severed both electrical propeller control systems on the affected engine. A factor to the accident was the cornfield.
- [NTSB ATL02LA159](https://openairdocs.org/ntsb/ATL02LA159.md): Schweizer 300C · Haleyville, AL · Accident · Serious injuries · Limited investigation · Final report · Aug 17, 2002 · N269FW · Substantial damage
  > The failure of maintenance personnel to perform an adequate inspection of loose intake components, which resulted in a total loss of engine power and subsequent emergency descent, forced landing, and collision with terrain in dark night conditions.
- [NTSB CHI02LA246](https://openairdocs.org/ntsb/CHI02LA246.md): Piper PA-28-140 · Roodhouse, IL · Accident · No injuries · Limited investigation · Final report · Aug 11, 2002 · N6345W · Substantial damage
  > The loss of engine power due to the separation of a valve lifter.
- [NTSB MIA02LA147](https://openairdocs.org/ntsb/MIA02LA147.md): Bellanca 17-31A · Gainesboro, TN · Accident · Minor injuries · Limited investigation · Final report · Aug 10, 2002 · N39835 · Substantial damage
  > a total loss of engine power due to the failure of the main bearing, a loss of oil pressure and the seizure of a connecting rod, resulting in damage to the airplane during the subsequent forced landing.

Next page: https://openairdocs.org/ntsb.md?occurrence=351&page=8

## 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=7

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