As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
UNSCHEDULED ENGINE CHANGE PERFORMED DUE TO EXCESSIVE OIL CONSUMPTION. BORESCOPE INSPECTION CONFIRMED #4 BEARING CARBON SEAL LEAK TO BE THE CAUSE. #2 RH ENGINE CONSUMED OVER OPERATIONAL LIMIT OF ENGINE OIL. 5 QT/H CONSUMED DURING ESTIMATED 10FH. ENGINE MODEL FOR AIRCRAFT TYPE NOT LISTED IN THE DROP DOWN ABOVE 3.(B) ENGINE MODEL PW1524.