As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT NR 6150 - IAD-EWR - ABORTED TAKEOFF DUE TO RIGHT ENGINE SLOW TO MAKE TORQUE. THE AIRCRAFT RETURNED TO GATE WITH NO FURTHER PROBLEMS. MAINTENANCE RAN AIRCRAFT, ADJUSTED MAX PROP SPEED, OPS CHECK OK. THE AIRCRAFT WAS RELEASED AND APPROVED FOR SERVICE. (M)