I GM4 86 i K U 0 9 A E I e LQTI Q G I vm Q Q 0 G I 0 g 6 UK GM4 86 1980 81 X BRAKE MASTER CYLINDER 1 4 651 COVER Resvr 18002375 14 N S SEAL Secd Pstn PrIm 1 2 4 651 DIAPHRAGM KIT Resvr 18002376 15 N S SEAL Propn Vlv Part of 3 4 651 RESERVOIR W G1 om IVI Cyl 16 Incl 4 18005765 16 4 652 VALVE K T Pr0pn 10mm 4 N S GROMMET Resvr Part of 3 Incl 15 18006626 5 N S RING Vlv Ret Part of 7 17 N S SEAL Propn VIv Part of 18 6 N S VALVE Quick Take Up Part 18 4 652 VALVE KIT Propn 13mm of 7 Incl 17 18006627 7 4 650 CYLINDER Compl 18013415 19 N S SWITCH M Cyl wmg 2 8 N S SPRING Secd Pstn 20 N S SEAL Wrng Sw 2 9 N S RETAINER Secd Pstn Spr 1 21 N S SEAL Cyl Bore PIug 2 10 N S PISTON PrIm 1 22 N S PLUG Cyl Bore 11 N S RING Int Ret 1 23 N S RETAINER 12 N S SEAL Secd Pstn Secd 1 24 N S SEAL Wrng Sw Pstn 2 13 4 653 PISTON Secd Less Sealls 25 N S RETAINER Wrng Sw Pstn 2 1981 1 18009411 26 N s PISTON Wrng Sw 2 4 653 PISTON Secd Less Sealls 27 N S SEAL Wrng Sw Pstn 2 1980 1800941 1 NOTE 1 Part of REPAIR KIT Group 4 649 Part Number 18004853 f NOTE 2 Part of SWITCH KIT Group 4 663 Part Number 18004844 for 1980 and 18007979 for 1981 1987 GENERAL NIOTORS SERVICE PARTS OPERATIONS OLDSMOB LE 31A tj 7 87 4 141 4 000 GROUP