What was found
CORROSION FOUND ON INTERNAL FACE OF BORE R1, R2, R3, R4, R5, R6, INBOARD AND OUTBOARD(UPPER AND LOWER (9EAS TOTAL). INBOARD AND OUTBOARD(UPPER AND LOWER) WERE CLEANED PER PER CRJ 900 SRM 51-26-00-001-001-A01. R2 & R5 WERE REPAIRED PER REO 670-57-61-237 REV --.