As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 2 CYLINDER HEAD (SN 2253724) SEPARATION WITH 170.2 TOTAL SINCE NEW. NR 6 CYLINDER HEAD (SN 223899) SEPARATION WITH 171.7 TOTAL SINCE NEW. AD 2004-08-10 N/A TO SN. RECOMMEND ALL SN`S APPLICABLE AND REOCCURING CHECKS FOR ECI CYLINDERS USING M 91-6. (K)