GM04 3381 30 N S RETAINER K T1 K T2 31 N S ORING KIT1 KIT2 F 32 N S ROD ASM AIR VLV PUSH K T 33 N S PISTON PWR K T1 A SERVICE KITS 1 1 I V KIT 1 4 901 BOOSTER P B NCL ITEMS 1 33 90 H J41 1 18016255 V 4 901 BOOSTER P B NCL ITEMS 1 33 91 H JM4 1 18016259 4 901 BOOSTER P B NCL ITEMS 1 33 91 H J41 1 18017750 V 4 901 BOOSTER P B NCL ITEMS 1 33 92 H J41 1 18016259 4 901 BOOSTER P B INCL ITEMS 1 33 92 93 H JM4 1 18016259 2 4 898 REPAIR KIT P B BOOS INCL ITEMS 2 4 7 8 90 93 H 1 18014494 14 16 18 20 22 27 31 RPO DEFINITIONS JM4 BRAKE SYSTEM POWER FRONT D SC REAR DRUM ANT LOCK CAST IRON J41 BRAKE SYSTEM POWER FRONT D SC REAR DRUM CAST IRON 1993 GENERAL MOTORS SERVICE PARTS OPERATIONS OLDSMOBILE 32H 7 2 93 V4 151 4 000 GROUP