As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE CHANGING TURBO HEADER ASSY AND AFT EXHAUST PIPE, UNABLE TO LINE UP DUE TO SEIZED SLIP JOINTS. REMOVED SLIP JOINTS, FOUND INTERNALS BULGED AND DISTORTED. REPLACED SLIP JOINTS. SUBMITTER SUGGESTS CLOSER INSPECTIONS OR LIMIT TIME IN SERVICE.