What was found
DURING 100 HOUR INSPECTION BORESCOPING ENG, FOUND NR 5 CYLINDER CRACKED COMING OUT OF LOWER SPARKPLUG BOSS TOWARDS CYLINDER WALL EXHAUST SIDE.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING 100 HOUR INSPECTION BORESCOPING ENG, FOUND NR 5 CYLINDER CRACKED COMING OUT OF LOWER SPARKPLUG BOSS TOWARDS CYLINDER WALL EXHAUST SIDE.