Factual Summary
During a descent for landing, the airplane's engine suffered a complete loss of power. The pilot reported having no memory of the accident.
Fuel Quantity
After the accident, personnel who moved the airplane stated that 15 or 16 gallons of fuel were removed from the accident airplane at the scene. However, only about six gallons could be located.
Engine Test
The engine was subsequently test run successfully, with no anomalies noted during the operation.
Flight Manual Data
The airplane flight manual indicates that as much as 10 gallons of fuel may be considered unusable in other than level flight.