What was found
DURING ROUTINE C CHECK, FOUND NUMBER 1 ENGINE PYLON AFT PYLON ADAPTER PANEL CRACKED APPROXIMATELY 2 1/2 INCHES AT FORWARD ACCESS PANEL. REMOVED FASTENERS AS NEEDED TO REMOVE DAMAGE. FABRICATED DOUBLER, LOCATED, DRILLED, TRIMMED, DEBURRED, TREATED, PRIMED, INSTALLED DOUBLER AND NEW FASTENERS IAW DC8 SRM 54-2-0, 51-1-26, AND 51-1-8.