6 CYLINDER ENGINE V 0 539 BEARING Engine Camshaft Con t A 82 90 ST1 2 8B R 14033120 1 15 40 BEARING CM SHF 1 PGO 65 8 f 88 90 ST1 4 32 474005 1 19 20 BEARING CM SHF 1 88 90 ST1 4 32 f 474006 1 13 50 BEARING CM SHF 2 RR 88 90 ST1 4 32 474007 2 19 20 BEARING CM SHF 3 0 553 8 COVER GASKET Engine Camshaft Bearing 82 90 ST1 2 8B R 476544 1 3 65 COVER CM SHF RR PGO 65 21 82 90 ST1 2 8B R 10065415 1 2 45 GASKET CM SHF HSG RR CVR PGO 65 21 0 603 ROD Engine Piston 1 82 S1 2 8 10078995 6 45 75 ROD CONN PGO 65 10 82 90 ST1 2 8B R 10078905 6 45 75 ROD CONN 83 85 ST1 2 8B 10078995 6 45 75 ROD CONN PGO 65 10 86 90 ST1 2 8R 10078995 6 45 75 ROD CONN PGO 65 10 88 90 ST1 4 32 14077944 6 52 75 ROD CONN PGO 77 3 0 616 BEARING KIT Engine Connecting Rod 82 90 ST1 2 8B R 18008492 6 N L BEARING KIT CONN ROD STD PGO 65 1 1 82 90 ST1 2 8B R 18008493 6 13 75 BEARING KIT CONN ROD 026MM U S PGO 65 1 1 88 90 ST1 4 32 18012481 6 N L BEARING KIT CONN ROD STD PGO 85 5 88 90 ST1 4 32 18012482 6 11 40 BEARING KIT CONN ROD 014MM U S PGO 77 5 0 623 BOLT Engine Connecting Rod Cap 82 90 ST1 2 8B R 466337 12 1 65 BOLT CONN ROD PGO 3 20 88 90 ST1 4 32 14077941 12 1 25 BOLT CONN ROD 3 8 24X49 5MM PGO 77 4 I 0 626 NUT Engine Connecting Rod Bolt 82 90 ST1 2 8B R 361970 12 73 NUT CONN ROD PGO 3 25 2 0 629 PISTON Engine 82 84 ST1 2 8B 14033250 AR 60 50 PISTON STD 89 00 89 027 82 84 ST1 2 88 14033251 AR 60 50 PISTON STD HI LIMIT 89 027 89 053 82 84 ST1 2 8B 14033252 AR 60 50 PISTON 0 5MM O S 89 501 89 553 82 84 ST1 2 8B 14033253 AR 60 50 PISTON 1 0MM O S 90 001 90 053 85 ST1 2 8B 14094101 6 60 50 PISTON STD 85 ST1 2 8B 14094102 6 60 50 PISTON STD HI LIMIT 85 ST1 2 8B 14094103 6 60 50 PISTON 0 5MM 0 S 85 ST1 2 8B 14094104 6 60 50 P STON 1 0MM O S 86 90 ST1 2 8R 14092910 6 60 50 P STON W PIN STD 89 001 89 014 89 014 89 027MM PGO 69 6 86 90 ST1 2 8R 14092911 6 60 50 PISTON W PIN STD HI LIMIT PGO 69 6 86 90 ST1 2 8R 14092912 6 60 50 PISTON W P N 0 5MM O S PGO 69 6 86 90 ST1 2 8R 14092914 6 60 50 PISTON W PIN 1 0MM O S PGO 69 6 88 90 ST1 4 32 10049075 6 60 25 PISTON W PIN 030 O S PGO 85 2 88 90 ST1 4 32 10159424 6 60 25 PISTON W PIN SERV STD PGO 77 2 88 90 ST1 4 32 10159425 6 60 25 PISTON W PIN SERV STD HI LIMIT PGO 85 2 0 643 RING KIT Engine Piston 82 84 ST 1 2 8B 14034969 6 N L RING KIT STD PGO 65 16 82 84 ST1 2 8B 14034970 6 20 05 RING KIT 0 5 MM 0 S PGO 65 16 82 84 ST1 2 8B 14034971 6 20 05 RING KIT 1 0 MM O S PGO 65 16 85 90 ST1 2 8B R 14089059 6 N L RING KIT PSTN STD PGO 65 16 85 90 ST1 2 8B R 14089060 6 21 05 RING KIT PSTN 0 5MM O S PGO 65 16 85 90 ST1 2 8B R 14089061 6 21 05 RING KIT PSTN 1 0MM O S PGO 65 16 88 90 ST1 4 32 14089025 6 N L RING KIT PISTON STD PGO 77 1 88 90 ST1 4 32 14089026 6 22 35 RING KIT PSTN 030 0 S PGO 85 1 0 646 CRANKSHAFT Engine NOTE 1 SERVICE CRANKSHAFT 14088639 REQUIRES SINGLE WOODRUFF KEY 14089209 82 83 ST1 2 8B 14089826 1 418 00 CRANKSHAFT FOR MODELS W M T ALSO INSTALL 476574 CLU PILOT BEARING PGO 66 63 I 84 86 ST1 2 8B LR2 2 8R LL2 14085481 1 401 00 CRANKSHAFT GOODWRENCH KEY TORSIONAL DMP 1 4089209 I V REQUIRED PGO 70 64 1990 GENERAL MOTORS SERVICE PARTS OPERATIONS LT TRUCK 525 2 REV 10 90 2 0 27 0 539 0 646 77 7 2 2