As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS ON TAKEOFF ROLL FOR DEPARTURE. THE CREW WAS UNABLE TO ACHIEVE TARGET TORQUE ON THE RT ENGINE AND ABORTED THE ROLL. CAUSE OF LOW TORQUE COULD NOT BE ISOLATED TO AN EXTERNAL CAUSE AND THE ENGINE WAS REMOVED AND SENT TO THE VENDOR FOR EVALUATION. ADDITIONAL DATA WILL BE AVAILABLE AND SUBMITTED FOLLOWING TEARDOWN INSP. (K)