GMD9002 21 9 172 SEAL FRONT HEAD TO CYL NDER I 4 22 9 172 BEARING FRONT HEAD MAIN 4 23 9 174 HEAD W BEARING FRONT 4 4 2I ILS SEAL SEAT O RING INCLUDED W 26 4 4 4 25 9 175 RING SEAL SEAT RETAINER 4 3 26 9 170 SEAL KIT SHAFTIPART OF 24 27 PLS SCREW W WASHER ASM FRT HD MT 28 9 172 PLATE VALVE 4 4 29 9 172 RING VALVE PLATE RETIANER 30 9 222 SEAL SUCTION DISCH PORTS I 31 9 170 SEAL KIT SHAFT NOTE 1 ALSO PART OF 0 RING KIT 9956746 GROUP 9 170 6 i t 1990 GENERAL MOTORS SERVICE PARTS 0PERATION LIGHT TRUCK 52R 9 000 GROUP s 10 9 90