Probable cause
A propeller malfunction for undetermined reasons.
NTSB analysis
The pilot departed on a test flight for a propeller installation. The pilot said that during the flight, a malfunction occurred and "the propeller was free-wheeling." The pilot force-landed the airplane in soft, muddy terrain and the airplane sustained substantial damage. The pilot did not provide any information regarding the circumstances of the propeller failure following the accident and the reason for the malfunction was not determined.
Text from the NTSB. Open the NTSB docket for SEA08LA098 for the full record.
Event
- Date
- Mar 27, 2008
- Type
- Accident
- Place
- Aurora, Oregon
- Highest injury
- None
- Weather
- Visual (VMC)
- Light
- Day
Amateur-built RV6
- N-number
- N65MK
- Category
- Airplane
- Damage
- Substantial
- Operating rule
- Part 91 (general aviation)
- Purpose of flight
- Flight test
From the NTSB aviation accident database: N-registered aircraft, events since 2008, data through Oct 28, 2026. The file is published monthly, so the latest weeks are incomplete and recent records can change. The official source is the NTSB aviation investigation search. CheckAero is independent and not affiliated with the NTSB.