NTSB investigations: Lycoming IO-360-A1B6D, MN

4 cases on aircraft whose registry engine model is Lycoming IO-360-A1B6D. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.

Cases per year

19882026
NTSB investigations: Lycoming IO-360-A1B6D, MN per year, 1988–2026: 4 cases
19881
19911
20051
20161

Latest cases

Query with SQL
duckdb -csv -c "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.\"eventStateOrRegion\" = 'MN' AND c.\"eventCountry\" = 'USA'
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41593'))
  ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"

Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.

NTSB CEN16LA391Accident · No injuriesLimited investigationFinal reportCessna 177RG · Cloquet, MNA lack of lubrication in the engine for reasons that could not be determined based on the available information, which resulted in a failure of the No. 4 connecting rod and a subsequent total loss of engine power.Sep 30, 2016 · N1528H · Substantial damageNTSB CHI05LA076Accident · Serious injuriesLimited investigationFinal reportCessna 177RG · Rochester, MNThe loss of engine power due to oil starvation and the subsequent failure of a connecting rod. Additional causes were the improper maintenance due to under-torqued fasteners, and inadequate airframe manufacturer maintenance procedures resulting in an improper…Mar 6, 2005 · N2019Q · Substantial damageNTSB CHI92LA036Accident · Minor injuriesLimited investigationFinal reportPiper PA28R-200 · Lakeville, MNThe failure of both pilots to maintain visual separation from each other. Contributing factors to this accident were an inadequate visual lookout by both pilots and the pilot-in-command's failure to follow procedures and directives.Dec 1, 1991 · N2072T · 2 aircraft · Substantial damageNTSB CHI88LA167Accident · Minor injuriesLimited investigationFinal reportCessna 177RG · Mankato, MNAs the pilot leveled off at his intended cruise altitude, he noted a loss of oil pressure, then saw oil spread up over the windshield, restricting his visibility. The pilot performed emergency procedures, and began descending to the nearest airport. During…Jul 17, 1988 · N2059Q · Substantial damage