What was found
ACCIDENT THE ACFT CRASHED IN A FIELD UNDER UNKNOWN CIRCUMSTANCES. THE NTSB HAS REQUESTED ENG MFG ASSISTANCE DUE TO A POSSIBLE ENGINE POWER LOSS. UPDATE NR1: ENGINE EXAMINATION TOOK PLACE. THE ENGINE DISPLAYED CONTACT SIGNATURES TO THE INTERNAL COMPONENTS CHARACTERISTIC OF THE ENGINE BEING UN-POWERED AND SPOOLING DOWN FROM HIGH POWER, OR BEING POWERED IN A SUB-IDLE ROLL-BACK CONDITION AT THE TIME IMPACT. THERE WERE NO INDICATIONS OF ANY PRE-IMPACT MECHANICAL ANOMALIES OR DYSFUNCTION TO ANY OF THE COMPONENTS OBSERVED, OR ANY OTHER CONDITIONS OBSERVED THAT WOULD CONTRIBUTE TO A LOSS OF POWER. FUEL PUMP, FCU, PROPELLER GOVERNOR, AND PROPELLER OVERSPEED GOVERNOR ARE BEING RETURNED TO MFG FOR FURTHER INVESTIGATION.