1988 MASTER CYLINDER CHART J DELCO MORAINE PRODUC COL TION SERVICE DIVISION USAGE NO 18014370 18014370 1 2 3 4 6 J 1ST DES 1 18015760 18015760 1 2 3 4 6 J 2ND DES 2 1ST DES IS USED W MASTER CYLINDER LABELED DL AND POWER BOOSTER LABELED LF 2ND DES IS USED W MASTER CYLINDER LABELED NT AND POWER BOOSTER LABELED NT GROUP 1 2 SERVICE MASTER CYLINDER 4 650 18014370 18015760 REPAIR KIT 4 649 18014406 18014033 RESERVOIR DIAPHRAGM KIT 4 651 18014091 18014091 COVER 8RK M CYL RSVR W DIAPHRAGM 4 651 18017123 18017123 RESERVOIR GROMMET KIT 4 651 18017412 18017412 SECONDARY PISTON KIT 4 653 18012626 18012603 PROPORTIONER VALVE REPAIR KIT 4 652 18014469 18014469 PROPORTIONER VALVE PISTON KIT 4 652 18011037 18011037 FLUID LEVEL SENSOR KIT 4 651 18012741 18012741 NOTE WHEN REPLACING THE PROPORTIONAL VALVES IN A MASTER CYLINDER USE THE SAME COLOR CODE BI LETTER CODE VALVE AS IN THE ORIGIONAL CAR MASTER CYLINDER 1989 MASTER CYLINDER CHART J DELCO MORAINE PRODUC COL TION SERVICE DIVISION USAGE NO 18015760 18015760 1 2 4 J 1 GROUP 1 SERVICE MASTER CYLINDER 4 650 18015760 REPAIR KIT 4 649 18014033 RESERVOIR DIAPHRAGM KIT 4 651 18014091 COVER BRK M CYL RSVR W DIAPHRAGM 4 651 18017123 RESERVOIR COVER KIT 4 651 18017209 RESERVOIR GROMMET KIT 4 651 18017412 SECONDARY PISTON KIT 4 653 18012603 PROPORTIONER VALVE REPAIR KIT 4 652 18014469 PROPORTIONER VALVE PISTON KIT 4 652 18011037 FLUID LEVEL SENSOR KIT 4 651 18012741 NOTEi WHEN REPLACING THE PROPORTIONER VALVES IN A MASTER CYLINDER USE THE SAME COLOR CODE 8 BI LETTER CODE VALVE AS IN THE ORIGINAL CAR MASTER CYLINDER T 1992 GENERAL MOTORS SERVICE PARTS 0PERATlONS PONTIAC 22J 4 650 4 82 1 1 92