As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EXCESSIVE OIL LEAKAGE, PAST CORK PN 120-179-13A. IN INNER QUILL ASSEMBLY OF OUTBOARD QUILL. CORK INSTALLED INCORRECTLY BY OVERHAUL FACILITY. RIGHT HAD OUTBOARD QUILL PN 222-040-022-108 OF SAME TRANSMISSION, HAD SAME PROBLEM AT THE SAME TIME.