1983 MASTER CYLINDER CHART C K G P LT DUTY TRUCK DELO0 MDRAINE GROUP 1 2 3 4 5 SERVICE MASTER CYLINDER 4 4 4 660 18010746 18013434 180I3435 I80 3435 l00 0748 REPAIR KIT 4 44 4 649 18011231 18IIl7338 18007935 IB007935 10007938 RESERVOIR DIAPHRAGM KIT 4 651 5455516 18w6074 18018074 I8006074 16002171 RESERVOIR COVER KIT 4 651 18000781 18006073 18006073 IB006073 100lI I778 SECONDARY PISTON KIT 4 653 WIIJB051 18006063 1800668I 18007314 RESERVOIR 81 GROMMET KIT 4 4 651 19013447 180I3447 18007966 PUSH ROD KIT 4 44 1 658 19007221 PROPORTIONER VALVE 4 652 PFIOPORTIONER VALVE 10mm 4 652 PROPDRTIONER VALVE 13mm 4 652 PISTON Bm WARNING SWITCH KIT 4 663 BAIL 4 651 5I68305 5470I07 ADAPTER Spacey 4 648 DIAPHRAGM 4 6131 VALVE KIT QUICK TAKE UP 4 651 1801IB85 180 1866 ENERAL MOTORS SERVICE PARTS OPERATIO1I5 LT TRUCK 52A 4 000 GROUP MASTER CYLINDER 14 REV 2 87