Incident Summary
A pilot departed as the number two aircraft in a three-airplane formation. During the initial departure while joining the formation, the pilot experienced an unusual vibration in the airframe. After checking the engine instruments, the pilot determined that the oil temperature was high.
Sequence of Events
Upon noticing the high oil temperature, the pilot cleared the formation and turned the airplane back toward the airport. Subsequently, the engine stopped producing power. The airplane then descended and was landed with the landing gear retracted in a cleared area. The aircraft sustained damage during the landing.
Investigation Findings
An investigation into the incident was conducted. The cause of the high oil temperature could not be determined. No further information regarding the aircraft type, registration, date, operator, location, occupants, injuries, or other details is available from the source.