What was found
MCN - MAJOR REPAIR - DURING C16 CHECK DISCOVERED STRINGER TIE CLIP CRACKED, .75 INCHES, AT BS 639 AND STR 3R. MAINTENANCE REMOVED AND INSTALLED NEW STRINGER TIE CLIP AT BS 639 AND STR 34 IAW BOEING G737-300 SRM 51-40-02-0G FIGS 3, 8, AND 12.