As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THIS ONE OUT OF EIGHT NEW CONNECTING ROD BOLTS STRETCHED AND DECREASED IN DIAMETER WHEN BEING TORQUED TO OEM SPECIFICATION DURING ENGINE OVERHAUL. ALL EIGHT BOLTS ARE 'NOT' BEING PUT INTO SERVICE. BOLT WOULD NOT TORQUE TO OEM SPECIFICATIONS.