GM09 090 I 19 9 172 SWITCH FAN KIT INCLS 18 20 I v 20 9 172 RETAINER SW RR CMPR HD 21 9 178 VALVE PRESS REL 22 8 927 O RING RELIEF VALVE 1 A A 23 9 188 KEY CLUTCH HUB 24 9 170 O RING CYL DISCHARGE 1 I 25 9 170 SEAL KIT SHAFT BEGINNING W 1984 2ND DES 2 NOTE 1 GROUP 9 175 RING SEAL KIT 2724281 INCLUDES 9 14 18 22 24 NOTE 2 1ST DES 6599114 USED IN ALL MODELS PRIOR TO 1984 1984 ASM NUMBERS 1131400 11314Q7 I 1131409 1 131413 2ND DES 2724319 USED IN ALL OTHER 1984 ASSEMBLIES LATER i j 1991 GENERAL MOTORS SERVICE PARTS OPERATIONS PONTIAC 22N 2 91 I 9 1 1 9 000 GROUP