Incident Overview
Approximately 30 minutes after departure, while the aircraft was cruising at 1,000 feet mean sea level, the engine began to gradually lose power. Over the following three minutes, the pilot attempted to restore engine power but was unsuccessful. Subsequently, the pilot performed a forced landing to a farm field.
Landing and Damage
During the landing, the airplane's landing gear sunk into the soft ground, and the right wing contacted the ground.
Fuel Information
The pilot stated that prior to departure, the airplane's fuel tanks contained a combination of aviation and automotive fuel. The airplane did not have a supplemental type certificate for the use of automotive fuel.
Pilot and Maintenance
The airplane was owned, operated, and maintained by the pilot, who did not possess a mechanic certificate.
Examination
External examination of the airplane did not reveal mechanical malfunctions or failures of the engine. Further examination of the airplane or the engine was not possible.