What was found
CYLINDER CRACKED FROM TOP SPARK PLUG HOLE AROUND SIDE TO BOTTOM SPARK PLUG HOLE. AIRCRAFT LANDED SAFELY WITHOUT FURTHER PROBLEMS (LOSS OF RPM). ENGINE TT, 2,601.4 HOURS. TSMOH: 607.7 HOURS. SUBMITTER STATED THIS IS THE THIRD CRACKED CYLINDER ON THIS AIRCRAFT SINCE OVERHAUL.