As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) IN FLIGHT SEPARATION OF CYLINDER HEAD (POSITION NR 2), VIBRATION AND LOST OF POWER. CYLINDER PREVIOUSLY INSTALLED MAY 23/03, AIRCRAFT TIME 3792.1 HOURS AND ACCUMULATED 119.4 HOURS OF FLIGHT AT TIME OF SEPARATION. CYLINDER REPLACED WITH SA ME MODEL AND MFG.