6 CYLlNDER ENGINE 0 623 BOLT Engine Connecting Rod Cap C0n t 67 RV1 2 4 32 14077941 12 1 25 BOLT CONN ROD 3 B 24X49 5MM PGO 5 5 67 89 RV2 3 292T 14050532 12 l 65 BOLT CONN ROD PGO 21 22 0 626 NUT Engine Connecting Rnd Bolt J 85 66 CK1 2 4 3N 3866766 12 43 NUT CONN ROD I lEX 3 8 24 PGO 5 6 85 86 CK2 3 292T 3866766 12 43 NUT CONN ROD HEX 3 8 24 PGO 5 6 67 RV1 2 4 32 3866766 I2 43 NUT CONN ROD HEX 3 8 24 PGO5 6 67 65 RV2 3 292T 3866766 I2 43 NUT CONN ROD HEX 3 8 24 PGO 5 5 0 629 PISTON Englne 85 86 CK1 2 4 3N Z 10049075 6 60 25 PISTON W PlN 030 0 S PGO 39 8 8566 CK1 2 3 4 3N 10159424 6 60 25 PISTON W PIN SERV STD PGO 13 2 85 86 CK1 2 3 4 3N 10159425 6 60 25 PISTON W PIN SERV STD HI LlMl1 PGO 39 6 65 86 CK2 3 2921 37944 94 AR 43 25 PISTON STD 3 8730 3 8740 PGO 2l 20 85 66 CK2 3 29ZT 3794495 AR 41 50 PISTON STD HI L M1T 3 6740 3 8750 85 86 CK2 3 29ZT 3794497 AR 42 00 PISTON 030 O S 87 RV1 2 4 32 10049075 6 60 25 PISTON W PIN 030 0 5 PGO 39 8 67 RV1 2 4 3Z 10159424 6 60 25 PISTON W PIN SERV STD PGO 13 2 87 RV1 2 4 32 10159425 6 60 25 PISTON W PIN SERV STD HI LIMIT PGO 39 8 87 69 RV2 3 292T 8794494 AR 43 25 PISTON W P N STD PGO 21 20 67 69 RV2 3 292T 3794495 AR 41 50 PISTON W PIN STD HI LIMIT 87 69 RV2 3 292T 3794497 AR 42 00 PISTON W P1N 030 O 0 643 RING KIT Englne Piston 65 66 CK1 2 4 3N 14089025 6 N L RING KIT PISTON STD PGO 31 11 65 86 CK1 2 4 3N 14089026 6 22 35 RING KIT PISTON 030 0 5 PGO 13 1 65 66 CK2 3 292T 14079347 AR 14 40 RING KIT STD PGO 21 19 65 66 CK2 3 292T 14079348 AR 20 35 RING KIT 030 0 5 87 RV1 2 4 32 14089025 6 N L RING KIT PISTON STD PGO 31 11 87 RV1 2 4 32 14089026 6 22 35 RING KIT PISTON 03O 0 S PGO 13 1 67 89 RV2 3 292T 14079347 AR 14 40 RING KIT STD PGO 21 19 67 69 RV2 3 292T 14079346 AR 2035 RING KIT 030 0 S 0 646 CRANKSHAFT Engine NOTE FOR MODELS W AT REMOVE CLUTCH PILOT BEARING NOTE 1 SERVICE CRANKSHAFT 74088639 REQUIRES SINGLE WOODRUFF KEY 14059209 85 CK1 2 4 3N 14071174 I 47500 CRANKSHAFT PGO 5 66 65 66 CK2 3 292T 3299989 I 565 00 CRANKSHAFT PGO 22 69 B6 CK1 2 4 3N 7 14086639 1 476 00 CRANKSHAFT NOTE 1 PGO 13 62 67 RV1 2 4 32 14066639 1 476 00 CRANKSHAFT NOTE 1 1 60 13 62 67 89 RV2 3 292T 3299989 1 566 00 CRANKSHAFT PGO 22 69 0 649 BEARING Engine Crankshaft Clutch Pilot 65 66 CK1 2 3 3752467 1 N L BEARING CLU PILOT BUSH TYPE 19 32 0 0 X 3 4 PGO 6 104 67 69 RV2 3 292T 3752467 1 N L BEARING CLU PILOT PGO 6 I04 0 659 DAMPER PULLEY RETAINER Engine Crankshaft 65 66 CK1 2 4 3N 14062324 1 48 50 DAMPEILTORSIONAL 85 66 CK2 3 292T 10141202 1 BE 50 DAMPER TORSIONAL 3 GROOVE PGO 22 76 67 RV1 2 4 3Z 10045299 1 48 75 DAMPER TORSIONAL PGO 13 68 67 89 RV2 3 292T 10141202 1 85 50 DAMPER TORSIONAL PGO 22 76 B5 CK1 2 4 3N A C C60 A I R 14023145 1 N L PULLEV CR SHF 3 GROOVES 7 3 4 DIA 85 CK1 2 4 3N A R EXC A C 14023147 1 27 75 PULLEV CR SI IF 2 GROOVES 5 3 4 DIA 66 CK1 2 3 4 3N EXC A C 10069912 1 25 25 PULLEV CR SHF CCS 2 BELTS I POLY 84 1 V TYPE PGO 13 71 66 CK1 2 3 4 3N A C 14088683 1 45 25 PULLEY CF1 SHF 3 GROOVE CBN 87 RV1 2 4 32 10069912 1 26 25 PULLEY CR SHF AAA CCS 2 BELTS 1 POLY 1V TYPE PGO 13 71 87 RV1 2 4 32 A C 14088663 1 45 25 PULLEY CR SHF 3 GROOVE C8N 86 CK1 2 4 3N 10108477 1 30 25 RFI AINER CR SHF RR SEAL PGO S I06 87 RV1 2 4 32 10106477 I 30 25 RETAINER CR SHF RR SEAL PGO 6 106 0 662 BOLT WASHER Engine Crankshaft Pulley and Balancer 87 RV1 2 3 4 32 10045398 3 80 BOLT CR SHF PULLEY 85 66 CK1 2 3 4 3N 14060662 1 1 25 WASHER CR SHF BALANCER PGO 13 69 67 RV1 2 4 32 14060662 1 1 25 WASHER CR SHF EALANCER PGO 13 Q 69 1990 GENERAL MOTORS SERVICE PARTS 0PERAT 0NS I T TRUCK 52R I 0 623 0 662 0 14 REV 9 90