The pilot's selection of an unsuitable landing area, which resulted in an on ground encounter with terrain during the landing roll, and subsequent nose down of the airplane. A factor associated with the accident was soft terrain.

The pilot's failure to maintain directional control during the landing roll, which resulted in a ground loop/swerve, and the left wingtip and propeller striking the runway. A factor associated with the accident was the installation of oversized tires on the main landing gear.