As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
OIL COOLER MOUNTING FLANGE IS CRACKED AT RADIUS. THIS IS A RECURRING ISSUE WITH THESE COOLERS. THIS COOLER IS HAS 254.0 HRS SINCE LAST CHANGE DUE TO THE SAME REASON, CRACKED FLANGE AT THE RADIUS WHERE THE FLANGE IS ATTACHED. LAST COOLER CHANGED WAS PN 654580, SN F07-5670-108.