2 ENGINE - CFM56-7B ENGINE CONVERSION TO GFM56-7B2&2. SERVICE BULLETIN MOS HR&MSC - ENC SB 72-0085 NO 2 ENGINE - CFM56-7B ENGINE CONVERSION TO MISS-7B27a. SERVICE BULLETIN NOT APPLICABLE RECOMMENDED CANCELLED NOT APPLICABLE MOS HRSMSC - ENC ?-Insufficient Information +-Task exists in Inspection