Incident Summary
During aerial spraying operations, the pilot/owner experienced a loss of engine power. He reported seeing smoke emanating from the engine compartment and subsequently executed a forced landing. The aircraft impacted a ditch during the landing attempt.
Pilot Account
According to the pilot/owner, the engine failure occurred while maneuvering for spraying activities. After noticing the power loss and smoke, he initiated an emergency landing. The aircraft struck a ditch, bringing the flight to an end.
Mechanical Findings
Following the accident, the pilot/owner examined the engine area and observed a hole in the crankcase. He did not perform a teardown of the engine. On the NTSB Form 6120.1/2, under the section for mechanical malfunction or failure, he noted a possible connecting rod breakage or piston pin failure. At the time of the accident, the aircraft had accumulated 52 hours since its last annual inspection.