What was found
CYLINDERS 1, 3 AND 5 EXHIBIT CRACKS IDENTICAL TO SDR MSB09-1B, ALTHOUGH THEY ARE NOT INCLUDED IN THE SERVICE BULLETIN. CYLINDER PNS ARE UNREADABLE BUT SNS ARE AS FOLLOWS: • CYLINDER 1 - ACO6CA702, CYLINDER 2 - AC04HC272, CYLINDER 3 - AC05BB268, CYLINDER 4 - AC04HA939, CYLINDER 5 - AC04HC301,CYLINDER 6 - AC05A (UNREADABLE AFTER THAT POINT). HOURS ARE UNKNOWN, LOGS HAVE BEEN REQUESTED BUT NOT SUPPLIED. PICTURES AVAILABLE UPON REQUEST.