As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ROUTINE MAINTENANCE CHECKS, A CRACK WAS FOUND ON BOTH ENGINE NACELLES' FRAME 1. THE CRACK IS LOCATED ON THE LOWER SIDE OF THE STIFFENING WEB BETWEEN THE TOP OUTBOARD MOUNTING BOLT HOLE AND THE OUTBOARD EDGE OF THE FRAME. RECOMMEND REPLACING BOTH FRAMES, AND CONTINUE MONITORING IAW EXISTING MAINTENANCE CHECKS.