# NTSB investigations: Ford CONVERSION

A list on [Ford CONVERSION](https://openairdocs.org/engine/ford-conversion.md).

Matched to the registry by N-number and event date, newest first.

- [NTSB CEN27LA017](https://openairdocs.org/ntsb/CEN27LA017.md): Donald K Stovall Pietenpol Aircamper · Syracuse, KS · Accident · Class 3 · Limited · Investigation open · Oct 13, 2026 · N728MK
- [NTSB ERA25LA183](https://openairdocs.org/ntsb/ERA25LA183.md): Frank Lowell C Pietenpol · Taylorsville, NC · Accident · Serious injuries · Class 4 · Limited · Final report · Apr 18, 2025 · N497AR · Substantial damage
  > The pilot’s failure to maintain control of the airplane during an attempted go around in gusty tailwind conditions, which resulted in an aerodynamic stall and impact with terrain.
- [NTSB CEN25LA064](https://openairdocs.org/ntsb/CEN25LA064.md): Cozy Cub · Parsons, KS · Accident · Serious injuries · Class 4 · Limited · Final report · Dec 28, 2024 · N719LB · Substantial damage
  > The pilot’s failure to maintain clearance from power lines while on final approach to land.
- [NTSB CEN23LA372](https://openairdocs.org/ntsb/CEN23LA372.md): Pietenpol Aircamper · Hanover, IL · Accident · No injuries · Class 3 · Limited · Final report · Aug 20, 2023 · N929DH · Substantial damage
  > The pilot’s exceedance of the airplane’s critical angle of attack, which resulted in an aerodynamic stall during an attempted forced landing at low altitude. Contributing to the accident was the loss of engine power for undetermined reasons.
- [NTSB CEN23LA313](https://openairdocs.org/ntsb/CEN23LA313.md): Pietenpol Aircamper · Gardner, KS · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 19, 2023 · N34KP · Substantial damage
  > A loss of engine power due to lead fouling of a spark plug.
- [NTSB CEN19LA306](https://openairdocs.org/ntsb/CEN19LA306.md): Pietenpol Sky Scout · Kingsbury, TX · Accident · Serious injuries · Class 3 · Limited · Final report · Sep 7, 2019 · N1932G · Substantial damage
  > The total loss of engine power for reasons that could not be determined with the available evidence and the pilot’s exceedance of the airplane’s critical angle of attack, which led to an aerodynamic stall and spin at a low altitude.
- [NTSB CEN14LA305](https://openairdocs.org/ntsb/CEN14LA305.md): Bollinger Robert L BD 4 · Fairfield, IA · Accident · 1 fatal · Limited investigation · Final report · Jun 22, 2014 · N108BC · Destroyed
  > The pilot’s loss of airplane control due to the in-flight separation of the propeller blades for reasons that could not be determined based on the available evidence.
- [NTSB WPR14FA174](https://openairdocs.org/ntsb/WPR14FA174.md): Hawker SEA Fury TMK 20 · Richmond, CA · Accident · 1 fatal · Field investigation · Final report · Apr 27, 2014 · N20SF · 2 aircraft · Substantial damage
  > Both pilots’ failure to maintain adequate clearance from each other during cruise flight while in visual contact with each other. Contributing to the accident was the unexpected abrupt maneuver made by the other pilot.
- [NTSB CEN12LA288](https://openairdocs.org/ntsb/CEN12LA288.md): Donald K Stovall Pietenpol Aircamper · Rose Hill, KS · Accident · No injuries · Limited investigation · Final report · May 9, 2012 · N728MK · Substantial damage
  > The loss of engine power due to carburetor icing.
- [NTSB WPR09LA047](https://openairdocs.org/ntsb/WPR09LA047.md): Nickel RV-6 · Fresno, CA · Accident · Serious injuries · Limited investigation · Final report · Nov 25, 2008 · N6TR · Substantial damage
  > The loss of engine power during initial climb for undetermined reasons.
- [NTSB LAX08CA295](https://openairdocs.org/ntsb/LAX08CA295.md): Miltenberger Family Fun · Adin, CA · Accident · Minor injuries · Data collection · Final report · Sep 10, 2008 · N903PD · Substantial damage
  > The loss of engine power due to carburetor icing and the pilot's failure to use carburetor heat.
- [NTSB DFW07CA175](https://openairdocs.org/ntsb/DFW07CA175.md): Mellema Bede 4 · Ennis, TX · Accident · Minor injuries · Data collection · Final report · Aug 3, 2007 · N76VR · Substantial damage
  > The pilot's inability to maintain control of the airplane following the disconnect of the tailwheel steering chain while landing.
- [NTSB LAX07CA181](https://openairdocs.org/ntsb/LAX07CA181.md): Dutton Air Camper · Atwater, CA · Accident · No injuries · Data collection · Final report · Jun 1, 2007 · N86698 · Substantial damage
  > a loss of power due to the failure of the number 2 connecting rod.
- [NTSB IAD05LA070](https://openairdocs.org/ntsb/IAD05LA070.md): Snyder Sky Scout · Round Lake, NY · Accident · Minor injuries · Limited investigation · Final report · May 27, 2005 · N314ES · Substantial damage
  > A loss of engine power for undetermined reasons. A factor was the soft field.
- [NTSB FTW01LA199](https://openairdocs.org/ntsb/FTW01LA199.md): John Greenlee X-Aircamper · Healdton, OK · Accident · No injuries · Limited investigation · Final report · Aug 25, 2001 · N899JG · Substantial damage
  > The loss of engine power due to carburetor ice as a result of the pilot's failure to apply carburetor heat during the approach to land. Contributing factors were weather conditions conducive to carburetor icing conditions and the lack of suitable terrain for…
- [NTSB CHI01LA022](https://openairdocs.org/ntsb/CHI01LA022.md): Bollinger BD-4 · Hedrick, IA · Accident · Minor injuries · Limited investigation · Final report · Oct 21, 2000 · N108BC · Substantial damage
  > the pilot not obtaining/maintaining clearance from the fence. A factors was fence.
- [NTSB NYC99LA184](https://openairdocs.org/ntsb/NYC99LA184.md): Troy Pietenpol · Collins, OH · Accident · No injuries · Limited investigation · Final report · Jul 26, 1999 · N6286A · Substantial damage
  > In-flight separation of the propeller.
- [NTSB MIA97LA052](https://openairdocs.org/ntsb/MIA97LA052.md): Sirocco Flying Club MJ 5 · Sanford, FL · Accident · 1 fatal · Limited investigation · Final report · Dec 31, 1996 · N949EA · Destroyed
  > failure of the pilot to maintain adequate airspeed, while maneuvering in the traffic pattern (crosswind) after takeoff, which resulted in an inadvertent stall, uncontrolled descent, and collision with terrain.
- [NTSB LAX96LA141](https://openairdocs.org/ntsb/LAX96LA141.md): Scheperle Mustang II MOD · Merced, CA · Accident · Minor injuries · Limited investigation · Final report · Mar 23, 1996 · N8180T · Substantial damage
  > a loss of engine power due to a malfunctioning thermostat valve in the liquid cooling system.
- [NTSB IAD96LA051](https://openairdocs.org/ntsb/IAD96LA051.md): Mulholland Witchawk · Celina, OH · Accident · No injuries · Limited investigation · Final report · Mar 17, 1996 · N152JM · Substantial damage
  > the pilot's selection of unsuitable terrain for a precautionary landing.
- [NTSB CHI95LA284](https://openairdocs.org/ntsb/CHI95LA284.md): Van Zwoll Viking · Decker, IN · Accident · No injuries · Limited investigation · Final report · Aug 10, 1995 · N69VZ · Substantial damage
  > the failure of the head gasket resulting in a coolant leak and subsequent engine overtemperature. A factor was the unsuitable terrain encountered in the cornfield.
- [NTSB CHI94DCQ01](https://openairdocs.org/ntsb/CHI94DCQ01.md): Robert O. ELY STARDUSTER-II SA300 · Baxter Springs, KS · Accident · 1 fatal · Final report · Apr 2, 1994 · N107UP · Destroyed
  > the pilot's failure to maintain altitude during an aerobatic maneuver on takeoff. A factor related to the accident was the pilot performing an aerobatic maneuver.
- [NTSB FTW87DQG01](https://openairdocs.org/ntsb/FTW87DQG01.md): Replica P51 · Midland, TX · Accident · No injuries · Final report · Mar 28, 1987 · N51JR · Substantial damage
  > Pilot reported prop surging in flt. During landing roll the pilot lost control, groundlooped and the main landing gear collapsed. Investigation could not reveal a reason for the prop surging.
- [NTSB SEA86LA149](https://openairdocs.org/ntsb/SEA86LA149.md): Mellema Bede 4 · Kent, WA · Accident · No injuries · Limited investigation · Final report · Jun 21, 1986 · N76VR · Substantial damage
  > The engine ceased operating 10 feet a.g.l. during takeoff while on a biennial flight review. A landing straight ahead was made onto the runway, but in order to avoid an overrun an intentional ground loop was made. On engine examination a large bug was found…
- [NTSB ATL86FEK02](https://openairdocs.org/ntsb/ATL86FEK02.md): Green Pietenpol · Mt. Vernon, OH · Accident · Serious injuries · Final report · May 31, 1986 · N899MG · Substantial damage
  > The acft stalled and entered a spin to ground impact during the initial takeoff climb. The plt reported that during the takeoff and climb the airspeed indicator did not exceed 40 mph. He also stated the acft did not appear to be traveling very fast. He then…
- [NTSB FTW86LQG15](https://openairdocs.org/ntsb/FTW86LQG15.md): Aviation ADV. Mustang Psid · Midland, TX · Accident · No injuries · Final report · Apr 29, 1986 · N51JR · Substantial damage
  > The experimental acft on a test flt suffered an engine failure during the final approach to land. The plt said that he did not believe he could make the arpt so he turned right to an open field to land downwind. Investigation after the accident revealed that…
- [NTSB DEN85FTM06](https://openairdocs.org/ntsb/DEN85FTM06.md): Mitchell/Bede BD-4 · Woods Cross, UT · Accident · Minor injuries · Final report · Aug 23, 1985 · N711JK · Substantial damage
  > The acft crashed after the eng quit during takeoff. The acft hit the ground off the arpt in a left descending bank which collapsed the left lndg gear. Investigation revealed corrosion of the carburetor float bowl. The plt was using auto fuel. The fuel tanks…
- [NTSB MKC83FA167](https://openairdocs.org/ntsb/MKC83FA167.md): Pietenpal AIR Camper · Saint Ansgar, IA · Accident · Serious injuries · Field investigation · Final report · Jul 29, 1983 · N12938 · Substantial damage
  > The acft crashed following tkof from an enroute stop during a x-country flt. The plt's friend witnessed the takeoff. The witness said the plt waved after takeoff and then the acft made a sharp left bank with wings waggling. The acft rolled level and entered…
- [NTSB CHI79FEE17](https://openairdocs.org/ntsb/CHI79FEE17.md): Hawker TMK20 · Waukegan, IL · Accident · 1 fatal · Closed · Dec 16, 1978 · N20SF · Destroyed

## 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_aircrafts.parquet' a JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c."mKey" = a.case_mkey
WHERE a.engine_model_code IN ('26701')
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/engine/ford-conversion/ntsb

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