RICAL POWER - STARTERiGENEFIATOR - MODIFICATION OF THE STARTENGENERATOR FROM PN 28B545-7 STYLE C TO PN 288545.9 STYLE A. SERVICE BULLETIN MOS MSC APU - ELECTRICAL POWER - STARTERGENERATOR - MODIFICATION OF STARTER;GENERATOR. PN 286545-7 AND -9 - RECOMMENDED REPLACEMENT OF STATOR HOUSING ASSEMBLY. PN 6430800.4. SERVICE BULLETIN MOS M