Accident Details
During a visual flight rules (VFR) flight, the pilot encountered instrument meteorological conditions (IMC) and the airplane subsequently impacted a mountain top at an elevation of 1,630 feet mean sea level (MSL).
Communication
According to a co-worker who was flying another airplane on the same route at the same time, the pilot of the accident airplane stated over the radio that he intended to descend to 1,700 feet MSL. This transmission was the last communication received from the accident pilot by the co-worker.
Post-Accident Examination
A post-accident examination of the airframe and engine revealed no anomalies or malfunctions.
Conclusion
The accident occurred when the pilot, while operating under VFR, inadvertently flew into instrument meteorological conditions and struck terrain. No mechanical issues were identified.