What was found
"SUP" - SIG EVENT - PILOT REPORTED THAT THE NR2 T-HANDLE ILLUMINATED IN FLIGHT, NO INDICATION OF A FIRE WAS VISIBLE, WITH NO ABNORMAL ENGINE INDICATIONS NOTED. MX FOUND EVIDENCE OF AN EXHAUST LEAK ON THE FIRE LOOP NEAR THE EXHAUST MOUNTING FLANGE, RR EXHAUST ASSY PN: 129-950000-1, NSN,IAW BMM 78-10-00, RAN ENGINE AT MAX CRUISE FOR 15 MIN, OPS CK GOOD.