1989 MASTER CYLINDER CHART J DELCO MORAINE PR DU C L TION SERVICE DIVISION USAGE NO 18015760 18015760 1 2 4 J 1 1989 MASTER CYLINDER CHART J DELCO MORAINE GROUP 1 SERVICE MASTER CYLINDER A 4 650 18015760 REPAIR KIT 4 649 18014033 RESERVOIR DIAPHRAGM KIT 1 4 4 651 18014091 RESERVOIR COVER KIT 1 4 651 18013963 RESERVOIR GROMMET KIT 4 651 18014468 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 NOTE WHEN REPLACING THE PROPORTIONER VALVES IN A MASTER CYLINDER USE THE SAME COLOR CODE BI LETTER CODE VALVE AS IN THE ORIGINAL CAR MASTER CYLINDER 1989 GENERAL MOTORS SERVICE PARTS 0PERAT 0NS BU CK 44J T T 4 650 4 64 REV 10 89