What was found
C-ZONE SEAT TRACK AT 1959 BETWEEN FRAME 71/72 TO FRAME 73/74 CORROSION EVIDENT 6" FWD OF FRAME 72 AS MARKED. C-ZONE SEAT TRACK AT 1959 BETWEEN FRAME 71/72 TO FRAME 73/74 REPLACED C/O IAW SRM 51-42-11, 51-44-11 AND DWG F53478040, SEAT TRACK BLENDED + ASSESSED IAW AMM 51-74-00 AND 53-00-15, REV 89. REFER ABOVE FOR TRACK REPLACEMENT DETAILS.