As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PIECE OF RUBBER SEAL MATERIAL PROTRUDING FROM BOTTOM OF LT ENGINE. REMOVED AN 8IN. PIECE OF TEFLON WEAR STRIP FROM THE FORWARD REVERSER SLEEVE ACCESS PANEL AT THE 6:00 POSITION, IAW MT 78-016. ENGINE OKAYED FOR CONTINUED SERVICE. PANEL SECURED.