What was found
FLT 43 - SHUT DOWN NR 3 ENGINE AT 1910Z DUE TO BACKFIRING IN CRUISE. MAINTENANCE REPLACED NR 18 CYLINDER ASSEMBLY ON NR 3 ENIGNE DUE TO CRACKED HEAD. AIRCRAFT RETURNED TO SERVICE. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLT 43 - SHUT DOWN NR 3 ENGINE AT 1910Z DUE TO BACKFIRING IN CRUISE. MAINTENANCE REPLACED NR 18 CYLINDER ASSEMBLY ON NR 3 ENIGNE DUE TO CRACKED HEAD. AIRCRAFT RETURNED TO SERVICE. (M)