4 2 GM04 261 Q 050286 0 0 Q I 0 0 S 4 Q 0 9 f 0 4 7 I 0 0 Q T 0 8 I L I 0 0 0 0 34 b Wl E 0 1O 12 r I l Q A A A GQ Q 11 1 L 1 KL A 20 6 I 6 00 0 J W 1 17 g W 0 18 0 2 I Qf 15 P 14 I 0 E 0 DM6043G118 l GM04 261 A 1991 C BRAKE MASTER CYLINDER COMPACT DELCO A 1 4 651 SENSOR BRK FLUID LVL IND 1 3 0 2 N S CAP PROP VLV 1 4 I 0 3 N S O RING PROP VLV 1 4 4 N S SPRING PROP VLV PSTN 1 5 4 652 PISTON BRK M CYL PROPN VLV 1 I 6 N S SEAL PROP VLV 1 4 7 4 651 COVER RSVR W DIAPH 1 8 N S DIAPHRAGM FISVR 1 9 N S PIN SPRING 1 3 4 0 10 N S RESERVOIR M CYL 1 3 0 11 N S 0 RING RESVR TO BODY 1 3 12 N S O RING RESVR TO BODY 1 3 0 0 13 N S RETAINER PSTN 1 2 0 14 N S PISTON PRIM 1 2 K 15 N S SEAL SEDONDARY I 2 16 N S RETAINER SPRING 1 2 0 0 17 N S SEAL PRIMARY 1 2 18 N S PISTON SECD 0 19 N S SPRING SECD PSTN KIT1 20 N S BODY M CYL KIT1 NOTE 1 MASTER CYLINDER GROUP 4 650 INCLS 1 20 NOTE 2 REPAIR KIT GROUP 4 649 INCLS 13 17 0 NOTE 3 RESERVOIR GROUP 4 651 INCLS 1 9 10 11 12 NOTE 4 VALVE KIT GROUP 4 652 INCLS 2 3 6 9 0 ii 1992 GENERAL MOTORS SERVICE PARTS OPERATIONS BUICK 44C 4 000 GROUP 0 I 4 158 0 8 92