72-101466 standard incorporated). Module M33.120 (HP Compressor Module). Compliance: OPTIONAL 880611 SB BR700.72.101469 R1 - HP Effectivity: GV • prior 72 OPT 29 Aug 2014 I Engine 1 Compressor Vortex Reducer Ring to Engine Serial Number 11506. G500/550 - see bulletin. Compliance: OPT