Casualties unknown

Right Engine Failure During Cruise Results in Forced Landing and Substantial Aircraft Damage (N717WL)

Rio Hondo, TX, US

On May 21, 1986, a Piper PA-23-250 (registration N717WL) operated by Buddy Mattix was involved in an aviation accident near Rio Hondo, TX. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.

Sourcesthe U.S. National Transportation Safety Board (NTSB) historical archivePrimary reportUpdated 2026-07-04Data APIEditorial standards

During cruise flight, the right engine failed. The pilot's restart attempt was unsuccessful, leading to an inability to maintain altitude and a ground impact that caused substantial damage.

Engine Failure and Attempted Restart

During a cruise flight, the right engine experienced a failure. The pilot attempted to restart the engine but was unsuccessful.

Loss of Altitude and Impact

Following the engine failure, the aircraft was unable to maintain altitude. The aircraft subsequently impacted the ground, resulting in substantial damage.

Post-Impact Examination

Examination of the engine revealed no evidence of any malfunction or failure that would have directly caused the engine failure. However, low compression was found on three of the cylinders, and the magnetos were out of timing.

Frequently asked questions

What happened in the 21 May 1986 Piper PA-23-250 accident near Rio Hondo, TX?

During cruise flight, the right engine failed. The pilot's restart attempt was unsuccessful, leading to an inability to maintain altitude and a ground impact that caused substantial damage.

What aircraft was involved and where did it happen?

The accident on 21 May 1986 involved a Piper PA-23-250, registration N717WL, operated by Buddy Mattix, at Rio Hondo, TX.

Investigation report by the U.S. National Transportation Safety Board (NTSB) historical archive. Original record: https://carol.ntsb.gov/event/20001213X33568. This page is a structured re-presentation; facts and quotes are in the National Transportation Safety Board (NTSB), United States.