As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING INSPECTION, WORN ALUMINIUM MANIFOLD AND OIL PRESSURE LINES WERE FOUND (PN''S 41918-00/4191-0). THE DEFECT WAS LOCATED BEHIND THE LEFT ENGINE FIREWALL AT THE LOWER BEND AS THEY GO INTO THE WING LEADING EDGE TO THE FUSELAGE. BOTH LINES WERE WORN TO ABOUT HALF THICKNESS. WORN PORTIONS OF TUBING WERE REPLACED.