6 CYLINDER ENGINE 0 643 RING KIT Engine Piston C0n t 87 88 H 3 8 3 25528822 6 24 45 RING KIT STD PGO 9 5 87 88 H 3 8 3 25528823 6 24 45 RING KIT 010 0 S 87 88 H 3 8 3 25528824 6 24 45 RING KIT 030 0 5 91 H 3 8C LN3 24501079 6 21 95 RING KIT PSTN STD PGO 33 11 91 H 3 8C LN3 24501080 6 25 75 RING KIT PSTN 010 0 5 PGO 33 11 92 H 3 8L L27 24501079 6 21 95 RING KIT PSTN STD PGO 33 11 92 H 3 8L L27 24501080 6 25 75 RING KIT PSTN 010 0 5 PGO 33 11 92 H 3 8L L27 24501081 6 25 75 RING KIT PSTN 020 0 5 PGO 33 11 0 646 CRANKSHAFT Engine 86 H 3 0L 25519733 1 561 00 CRANKSHAFT PGO 3 15 86 H 3 88 3 25516025 1 561 00 CRANKSHAFT ENG PGO 10 15 87 88 H 3 8 3 25516025 1 561 00 CRANKSHAFT ENG PGO 10 15 88 90 H 3 8C 25533717 1 561 00 CRANKSHAFT ENG PGO 17 46 91 H 3 8C LN3 25534736 1 519 00 CRANKSHAFT ENG PGO 25 32 92 H 3 8L L27 24501594 1 519 00 CRANKSHAFT ENG PGO 34 52 0 659 BALANCER BOLT GEAR PULLEY RETAINER SEAL SHAFT KIT Engine Crankshaft NOTE 1 WHEN USING ON 1986 CARS WITH 3 88 3 ENGINES IT WILL BE NECESSARY TO REPLACE ANY 1 375 LG BALANCER TO CR SHF BOLT AND THE WASHER USED W TH IT BY P N 25530415 2 73 WITHOUT WASHER 91 H 3 8C LN3 25534911 1 69 00 BALANCER CR SHF PGO 25 47 92 H 3 8L L27 24501201 1 BALANCER CR SHF PGO 34 60 92 H 3 8L L27 24501367 1 1 35 BOLT BAL SHF GR HEX W WA 3 16 18X1 15 CLASS 3A FULL THD 1 24 OD 300M PC MACH PGO 33 5 88 90 H 3 8C 24500055 2 1 35 BOLT BAL SHF RET TO CYL BLK PGO 17 3 91 H 3 8C LN3 2 84R F17 2 97R F79 24500055 2 1 35 BOLT BAL SHF RET TO CYL BLK W FLAT WASH 5 16 18X 855 300M ZP PGO 17 3 92 H 3 8L L27 24500055 3 1 35 BOLT BAL SHF RET W FLAT WASH 5 16 18X 855 300M ZP PGO 17 3 88 91 H 3 8C LN3 25529955 1 28 75 GEAR BAL SHF DRIVEN PGO 17 1 92 H 3 8L L27 25529955 1 28 75 GEAR BAL SHF DRIVEN PGO 17 1 88 90 H 3 8C 25532224 1 36 25 GEAR BAL SHF DRV PGO 18 86 91 H 3 8C LN3 25534616 1 50 75 GEAR BAL SHF DRV DRIVE PGO 35 88 92 H 3 8L L27 25534616 1 50 75 GEAR BAL SHF DRV DRIVE PGO 35 88 86 H 3 0L 25525963 1 67 75 PULLEY CR SHF PGO 3 45 86 H 3 88 3 IST DES 25527381 1 149 00 PULLEY CR SHF BALANCER STAMPED 25527381 OR 25527009 INCL INTERRUPTER R NG REFER TO NOTE 1 IN CATALOG TEXT PGO 10 53 86 H 3 8B 2ND DES 25532179 1 149 00 PULLEY CR SHF STAMPED 25532179 8 0 MM BLUE PAINT SPOT 87 88 H 3 8 3 1ST DES 25527381 1 149 00 PULLEY CR SHF BALANCER STAMPED 25527381 INCL INTERRUPTER RING PGO 10 53 87 88 H 3 8 3 2ND DES 25532179 1 149 00 PULLEY CR SHF STAMPED 25532179 A 8 0 MM BLUE PAINT SPOT 88 90 H 3 8C 25535485 1 149 00 PULLEY CR SHF BALANCER W MAGNET PGO 17 53 88 89 H 3 8C 25529954 1 2 30 RETAINER BAL SHF PGO 17 4 88 91 H 3 8C LN3 25537099 1 2 30 RETAINER BAL SHF PGO 17 4 92 H 3 8L L27 24500374 1 2 30 RETAINER BAL SHF PGO 25 8 86 H 3 88 3 25523377 1 1 20 SEAL BAL HUB BELT ALIGNMENT MAY BE USED AS SHIM T0 ELIMINATE BELT NOISE PGO 10 50 87 88 H 3 8 3 25523377 1 1 2O SEAL BAL HUB BELT ALIGNMENT MAY BE USED AS SHIM TO ELIMINATE BELT NOISE PGO 10 50 88 89 H 3 8C 25523377 1 1 20 SEAL BAL HUB BELT ALIGNMENT PGO 10 50 88 91 H 3 8C LN3 12332136 1 57 25 SHAFT KIT BAL W BEARING INT MANIF PGO 17 5 92 H 3 8L L27 12332136 1 57 25 SHAFT KIT BAL W BEARING INT MANIF PGO 17 5 0 662 BOLT KEY WASHER Engine Crankshaft Pulley and Baiancer 87 89 H 25530415 I 4 55 BOLT CR SHF BAL 2 73 LONG PGO 10 41 90 91 H 3 8C LN3 24500081 1 3 70 BOLT CR SHF BAL T0 CR SHF 3 4 16X2 7 PGO 17 54 1992 GENERAL MOTORS SERVICE PARTS 0PERAT ONS BUICK 44H Y 0 643 0 662 0 16 4 92