# NTSB investigations: Continental I0-470 series: 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. ## Latest cases - [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 ATL06LA050](https://openairdocs.org/ntsb/ATL06LA050.md): Cessna 210 · Jesup, GA · Accident · Minor injuries · Limited investigation · Final report · Mar 9, 2006 · N6540X · Substantial damage > The loss of engine power due to the fatigue failure of the crankshaft, which resulted in a forced landing, and an in-flight collision with trees. A factor associated with the accident was the failure of other maintenance personnel to comply with the engine… - [NTSB CHI04LA181](https://openairdocs.org/ntsb/CHI04LA181.md): Beech BE-N35 · Austin, MN · Accident · No injuries · Limited investigation · Final report · Jul 9, 2004 · N80HL · Substantial damage > The loss of engine power due to the fatigue fracture of the piston pin plug that lead to engine oil starvation/exhaustion and the subsequent overload fracture of the piston rod and crankcase. - [NTSB CHI04LA144](https://openairdocs.org/ntsb/CHI04LA144.md): Beech M35 · Strafford, MO · Accident · No injuries · Limited investigation · Final report · Jun 3, 2004 · N693V · Substantial damage > The improper installation of the cylinder during the engine overhaul which resulted in the fatigue failure of the cylinder studs and through-bolts and the subsequent separation of the cylinder. Factors associated with the accident were the fence and the guy… - [NTSB FTW04LA042](https://openairdocs.org/ntsb/FTW04LA042.md): Cessna 210 · Clarendon, TX · Accident · Serious injuries · Limited investigation · Final report · Dec 14, 2003 · N718LG · Destroyed > the loss of engine power due the separation of the number six cylinder as a result of a fatigue failure from the loosening of the cylinder attachment hardware. - [NTSB IAD02LA022](https://openairdocs.org/ntsb/IAD02LA022.md): Cessna 310H · Tappahannock, VA · Accident · No injuries · Limited investigation · Final report · Dec 30, 2001 · N10MS · Substantial damage > The pilot's inadequate compensation for the gusty wind conditions. Factors in the accident were the gusty wind conditions and the total loss of left engine power due to the alternate air valve becoming disconnected and embedded in the fuel injector servo. - [NTSB MIA02LA018](https://openairdocs.org/ntsb/MIA02LA018.md): Beech P35 · Belle Glade, FL · Accident · Serious injuries · Limited investigation · Final report · Nov 17, 2001 · N9754Y · Substantial damage > The loss of engine oil for undetermined reasons that resulted in the engine seizing, a forced landing on a dirt road, and an impact with a vehicle on the dirt road during the landing rollout. - [NTSB LAX01FA186](https://openairdocs.org/ntsb/LAX01FA186.md): Beech M35 · North Las Vegas, NV · Accident · 1 fatal · Field investigation · Final report · May 19, 2001 · N9820R · Substantial damage > The pilot/owner's failure to correctly install the oil filter, which resulted in oil exhaustion and a loss of engine power. Also causal was his attempt to modify the design of the oil filter element adapter by breaking the bond between the base and the… - [NTSB LAX00LA258](https://openairdocs.org/ntsb/LAX00LA258.md): Cessna 205 · Tacna, AZ · Accident · No injuries · Limited investigation · Final report · Jul 5, 2000 · N8154Z · Substantial damage > The piston and rings in cylinder No. 1 failed resulting in a total loss of engine power. The pilot made a forced landing on a road and the airplane's wing collided with a road sign. - [NTSB LAX00LA202](https://openairdocs.org/ntsb/LAX00LA202.md): Beech 35-B33 · Boulder City, NV · Accident · No injuries · Limited investigation · Final report · May 21, 2000 · N9591Y · Substantial damage > The fracture and separation of the oil pressure line fitting, which resulted in a loss of oil and an oil starvation failure of the engine. - [NTSB DEN00LA066](https://openairdocs.org/ntsb/DEN00LA066.md): Cessna 310C · Cedar City, UT · Accident · No injuries · Limited investigation · Final report · Mar 22, 2000 · N3311H · Substantial damage > The failure of the right engine mixture control cable, which prevented the pilot from restarting the engine. Contributing factors were the pilot's failure to follow procedures by not feathering the right propeller, the rough terrain, and the high vegetation. - [NTSB CHI00LA085](https://openairdocs.org/ntsb/CHI00LA085.md): Cessna 210 · Macomb, IL · Accident · Minor injuries · Limited investigation · Final report · Mar 2, 2000 · N9552T · Substantial damage > the inadequate maintenance inspection prior to the ferry flight by the pilot/mechanic rated passenger who endorsed the airplane as airworthy, the shift in the number two main bearing left half, and the fractured crankshaft. A factor was the rough/uneven… - [NTSB IAD99FA070](https://openairdocs.org/ntsb/IAD99FA070.md): Cessna 310Q · Salisbury, MD · Accident · Serious injuries · Field investigation · Final report · Sep 28, 1999 · N69945 · Substantial damage > The improper installation of the #2 cylinder that resulted in a fractured crankshaft and a total loss of engine power. Factors in the accident were the premature deployment of the landing gear and flaps by the pilot. - [NTSB LAX98LA067](https://openairdocs.org/ntsb/LAX98LA067.md): Cessna 210 · Compton, CA · Accident · Minor injuries · Limited investigation · Final report · Jan 4, 1998 · N9406X · Substantial damage > The failure of maintenance personnel to adequately inspect the aircraft during an annual inspection to detect a chafed and leaking engine fuel supply line. - [NTSB FTW97LA147](https://openairdocs.org/ntsb/FTW97LA147.md): Beech M35 · Iowa Park, TX · Accident · No injuries · Limited investigation · Final report · Mar 30, 1997 · N223C · Substantial damage > The pilot's refueling of the airplane with automotive grade fuel which resulted in engine failure due to detonation. A factor was the lack of suitable terrain for the forced landing. - [NTSB FTW97LA146](https://openairdocs.org/ntsb/FTW97LA146.md): Beech G33 · Bixby, OK · Accident · No injuries · Limited investigation · Final report · Mar 28, 1997 · N166B · Substantial damage > failure of a number two connecting rod bolt, possibly from being either over-torqued or under-torqued during installation, and failure of the pilot to see-and-avoid the transmission line, while performing a forced landing. - [NTSB NYC96LA141](https://openairdocs.org/ntsb/NYC96LA141.md): Cessna 210 · Boston, MA · Accident · Minor injuries · Limited investigation · Final report · Jul 5, 1996 · N131AC · Substantial damage > a fracture failure of the crankcase, which resulted in separation of the number five cylinder, loss of engine power, and a ditched landing. - [NTSB FTW96LA050](https://openairdocs.org/ntsb/FTW96LA050.md): Beech M35 · Estancia, NM · Accident · Minor injuries · Limited investigation · Final report · Nov 21, 1995 · N9886R · Substantial damage > improper maintenance and inspection of the engine, ingestion of an air intake bypass door into the engine intake, detonation (or preignition), and failure of the #1 and #2 piston and connecting rod assemblies. A factor relating to the accident was: the lack… - [NTSB SEA95LA186](https://openairdocs.org/ntsb/SEA95LA186.md): Beech P-35 · Bend, OR · Accident · No injuries · Limited investigation · Final report · Aug 18, 1995 · N9531Y · Substantial damage > seizure of the #4 connecting rod bearing due to overtemperature resulting in the separation of the connecting rod and total loss of engine power. A factor contributing to the accident was the lack of suitable terrain for a forced landing. - [NTSB NYC95LA023](https://openairdocs.org/ntsb/NYC95LA023.md): Beech 35-C33 · Coventry, RI · Accident · No injuries · Limited investigation · Final report · Nov 11, 1994 · N5869S · Destroyed > improper emergency procedures by the pilot and inadequate supervision by the flight instructor which resulted in their failure to restart the engine after it lost power due to a failed engine driven fuel pump. - [NTSB ATL94LA120](https://openairdocs.org/ntsb/ATL94LA120.md): Beech P35 · Bluffton, SC · Accident · No injuries · Limited investigation · Final report · Jun 12, 1994 · N982Q · Substantial damage > A loss of engine power due to oil starvation. This resulted from an undertorqued condition of the oil filter adapter, and the subsequent fretting of the adapter threads. - [NTSB FTW93LA186](https://openairdocs.org/ntsb/FTW93LA186.md): Beech 95-A55 · Edgewood, NM · Accident · No injuries · Limited investigation · Final report · Jun 11, 1993 · N8606M · Substantial damage > Power loss to the right engine due to the magneto grounding leads being loose and an inadequate annual inspection. A factor was a lack of suitable terrain. - [NTSB MIA93LA077](https://openairdocs.org/ntsb/MIA93LA077.md): Beech N35 · Fort Meade, FL · Accident · No injuries · Limited investigation · Final report · Feb 28, 1993 · N1354Z · Substantial damage > The collision with a road sign during a forced landing. Contributing to the accident was the total loss of engine power due to fatigue failure of the crankshaft. - [NTSB FTW93LA036](https://openairdocs.org/ntsb/FTW93LA036.md): Cessna 210B · Mountain View, AR · Accident · No injuries · Limited investigation · Final report · Nov 8, 1992 · N9637X · Substantial damage > The collapsed right main gear due to the gear locking mechanism not being engaged. A factor was the failed crankshaft. - [NTSB ATL92LA038](https://openairdocs.org/ntsb/ATL92LA038.md): Beech J-35 · Knoxville, TN · Accident · No injuries · Limited investigation · Final report · Jan 12, 1992 · N185Y · Substantial damage > The manufacturer's failure to provide adequate torque information which resulted in the loss of torque on the cylinder hold down nuts and the complete loss of engine power. - [NTSB LAX91LA358](https://openairdocs.org/ntsb/LAX91LA358.md): Beech J35 · San Jose, CA · Accident · No injuries · Limited investigation · Final report · Aug 14, 1991 · N3028C · Substantial damage > The failure of the crankshaft counterweight retaining clip due to improper maintenance installation of the part. - [NTSB FTW91LA140](https://openairdocs.org/ntsb/FTW91LA140.md): Beech K35 · Laredo, TX · Accident · Minor injuries · Limited investigation · Final report · Aug 3, 1991 · N8111R · Substantial damage > The improper installation of the oil filter adaptor 'o' ring (seal) by other maintenance personnel who distorted it. A factor was the rough, uneven terrain. - [NTSB DEN91LA041](https://openairdocs.org/ntsb/DEN91LA041.md): Beech P-35 · Durango, CO · Accident · Minor injuries · Limited investigation · Final report · Feb 10, 1991 · N9653Y · Substantial damage > Engine failure due to oil starvation caused by turbocharger oil feed line failure and subsequent loss of lubricating oil to the engine. - [NTSB DEN91IA019](https://openairdocs.org/ntsb/DEN91IA019.md): Beech J-35 · Brighton, CO · Incident · No injuries · Incident investigation · Final report · Nov 18, 1990 · N8263D · Minor damage > The failure of the engine fuel feed line resulting in a complete loss of power. Contributing to the incident was improper installation of the fuel feed transducer. - [NTSB DEN90LA193](https://openairdocs.org/ntsb/DEN90LA193.md): Cessna 310J · Colorado Spring, CO · Accident · Serious injuries · Limited investigation · Final report · Sep 24, 1990 · N3132L · Substantial damage > The loss of power on one engine due to excessive fuel pressure and the pilot's feathering of the wrong propeller. Factor(s) were: operation of aircraft with known deficiencies by pilot and operator. - [NTSB CHI89LA063](https://openairdocs.org/ntsb/CHI89LA063.md): Beech 95-B-55 · Crothersville, IN · Accident · Minor injuries · Limited investigation · Final report · Mar 26, 1989 · N27WF · Substantial damage > A failure of the engine due to a crankshaft counterweight failure. The pilot performed emergency procedures and executed a forced landing in an open field, where the aircraft encountered a large muddy area, bogged down and nosed over. - [NTSB ATL89LA034](https://openairdocs.org/ntsb/ATL89LA034.md): Cessna 210B · Uriah, AL · Accident · Minor injuries · Limited investigation · Final report · Nov 17, 1988 · N5021P · Substantial damage > While cruising at 6500 ft, the eng lost power & the prop stopped windmilling. The plt elected to land on a highway. Drg the landing, the right wing hit overhanging tree limbs which yawed the acft off the right side of the road & down an embankment. The eng… - [NTSB SEA88FA083](https://openairdocs.org/ntsb/SEA88FA083.md): Cessna 310G · Las Vegas, NV · Accident · 1 fatal · Field investigation · Final report · Apr 23, 1988 · N2924R · Destroyed > During initial climb at 100 ft after takeoff, the pilot announced he had lost an engine. Witnesses observed the aircraft enter a nose high attitude, roll to the right and descend in a vertical nose down attitude until impact with the ground. The aircraft… - [NTSB SEA88LA077](https://openairdocs.org/ntsb/SEA88LA077.md): Beech K-35 · Pullman, WA · Accident · No injuries · Limited investigation · Final report · Apr 14, 1988 · N40NL · Substantial damage > While on final for the runway the pilot advanced the throttle and the engine lost power. The aircraft was landed short of the runway onto a field, where the nose gear collapsed during the landing roll. Mechanics who examined the aircraft after the accident… - [NTSB LAX88LA039](https://openairdocs.org/ntsb/LAX88LA039.md): Cessna 210A · San Luis Obispo, CA · Accident · No injuries · Limited investigation · Final report · Nov 12, 1987 · N9505X · Substantial damage > While approaching the arpt the plt stated that he slipped the acft from 1800 feet to 1400 feet, leveled the wings, still descending, and entered the pattern at 1200 feet. While on final approach the engine quit. Unable to land on the rwy, the plt landed in a… - [NTSB MIA86LA221](https://openairdocs.org/ntsb/MIA86LA221.md): Cessna 210B · Hopewell, FL · Accident · Minor injuries · Limited investigation · Final report · Jul 30, 1986 · N9620X · Substantial damage > Flight experienced complete engine failure when crankshaft failed due to fatigue cracking of the crankshaft cheek between the number 1 and 2 rodbearing journal. During the subsequent forced landing the aircraft collided with trees due to the pilot not wanting… - [NTSB LAX85LA362](https://openairdocs.org/ntsb/LAX85LA362.md): Cessna 210 · Sylmar, CA · Accident · No injuries · Limited investigation · Final report · Aug 22, 1985 · N9726X · Substantial damage > The pilot reported that the aircrafts engine experienced mechanical trouble and a forced landing on a freeway was attempted. The aircraft's left wing struck a metal center divider during the landing rollout. The results of an engine oil analysis revealed high… - [NTSB ANC85LA017](https://openairdocs.org/ntsb/ANC85LA017.md): Cessna 310J · Tok, AK · Accident · Minor injuries · Limited investigation · Final report · Nov 12, 1984 · N313SL · Substantial damage > The acft crashed during an emerg night landing after the loss of pwr on both engines. Investigation revealed the rt eng was secured because of decreasing oil pressure & a visible oil leak. There were seven airports within reach of the acft when this eng was… - [NTSB ATL84FA061](https://openairdocs.org/ntsb/ATL84FA061.md): Cessna 210A · Columbia, SC · Accident · Serious injuries · Field investigation · Final report · Dec 4, 1983 · N9491X · Destroyed > The acft collided with a wall during a downwind forced landing. The engine had quit at 200 ft after takeoff. The plt turned right with the gear up. He landed on a football field and bounced down a track field into a fence and wall. When the engine was… - [NTSB MIA83LA024](https://openairdocs.org/ntsb/MIA83LA024.md): Cessna 210 · Near Miami, FL · Accident · No injuries · Limited investigation · Final report · Nov 5, 1982 · N6545X · Substantial damage > About 15 minutes after takeoff the aircraft engine quit. All attempts to restart the engine were unsuccessful and the pilot landed in the everglades swamp. Examination of the aircraft revealed that the fuel manifold valve, PN-631427-A15 was stuck in the… - [NTSB MKC82DA068](https://openairdocs.org/ntsb/MKC82DA068.md): Beech M35 · Ottumwa, IA · Accident · Minor injuries · Final report · May 2, 1982 · N313Z · Substantial damage > During flight, the engine RPM exceeded its maximum limit. The pilot attempted to reduce the RPM by using the propeller control, but this had no effect. The pilot was in the process of shutting down the engine when engine oil sprayed out the cowling and onto… - [NTSB CHI82DA089](https://openairdocs.org/ntsb/CHI82DA089.md): Cessna 310 · Freemont, MI · Accident · No injuries · Final report · Mar 6, 1982 · N7661Q · Substantial damage > The student was a rated pilot on his first instructional flight in this aircraft. After a practice aborted takeoff, the student applied power to start another takeoff. At about this time, the aircraft veered to the right. The instructorapplied left rudder and… ## 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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17027') AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND 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?engine=17027&occurrence=351 --- 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.