6 CYLINDER ENGINE A 0 413 BOLT REINFORCEMENT Engine Valve Rocker Arm Cover Con t 87 RV1 2 4 32 4 4 10066008 6 4 8 BOLT VLV RKR CVR BOLT HEX W WA 620D 1 4 ZOX3 4 00 446 PGO 17 26 8536 CK2 3 292T 3877670 7 39 REINFORCEMENT VALVE ROCKER J COVER PGO 25 3 87 89 RV2 3 292 3877670 7 39 REINFORCEMENT VALVE ROCKER COVER PGO 25 3 0 423 GASKET Englne Valve Rocker Arm Cover 85 86 CK1 2 4 3N 14088793 6 21 GAEKET VALVE ROCKER COVER BOLT P 0 9 24 85 86 CK1 2 3 4 3N 14081257 2 N L GASKET VALVE ROCKER ARM COVER PGO 9 26 85 86 CK2 3 292T 3930912 1 N L GASKET VALVE ROCKER COVER PGO 25 6 87 RVl 2 4 32 14081257 2 N L GASKET VALVE ROCKER ARM COVER PGO 9 26 87 89 RV2 3 292T 3930912 1 N L GASKET VALVE ROCKER COVER PGO 25 6 0 426 ROD Engine Valve Push 8536 CKl 2 1 3N 2 14095256 12 N L ROD PUSH PGO 9 38 85 86 CK2 3 292T 14079589 12 4 90 ROD PUSH PGO 26 69 87 RVl 2 4 32 10046173 12 4 65 ROD PUSH PGO 17 53 87 89 RV2 3 292T 14079589 12 4 90 ROD PUSH PGO 28 69 0 429 8ALI NUT STUD Engine Valve Adjusting 85 86 CK1 2 4 3N 3744340 12 98 BALL VALVE ROCKER ARM PGO 10 79 85 86 CK2 3 292T 3992294 12 89 BALL VALVE ROCKER ARM PGO 26 72 87 R1 2 4 32 3744340 12 98 BALL VALVE ROCKER ARM 13 16 DIA PGO 10 79 87 89 RV2 3 292T 3992294 12 89 BALL VALVE ROCKER ARM PGO 26 72 8536 CK1 2 4 3N 3744341 12 N L NUT VALVE ROCKER ARM ADJ PGO 9 46 85 86 CK2 3 292T 465934 12 68 NUT VALVE ROCKER ARM ADJ PGO 26 73 87 RV1 2 4 32 3744341 12 N L NUT VALVE ROCKER ARM ADJ 3 8 24 PGO 9 46 3 87 89 RV2 3 292T 465934 12 68 NUT VALVE ROCKER ARM ADJ PGO 26 73 8536 CK1 2 4 3N 3814692 12 1 35 STUD VALVE ROCKER ARM 003 0 5 PGO 26 71 8536 CK1 2 4 3N 3815892 12 1 35 STUD VALVE ROCKER ARM 013 O S PGO 35 21 8536 CK1 2 3 3814692 AR 1 35 STUD VALVE ROCKER ARM 003 O S 3 8 24X2 1 2 PGO 26 71 87 RV1 2 4 32 3814892 AR 1 35 5TUD V ALVE ROCKER ARM 003 0 5 PGO 2 71 87 RV1 2 4 32 3815892 AR 1 35 STUD VALVE ROCKER ARM 013 0 5 PGD 35 21 87 89 RV2 3 292T 3814692 l2 1 35 STUD VALVE ROCKER ARM 003 0 5 PGO 26 71 8739 RV2 3 292T 3815892 l2 1 35 STUD VALVE ROCKER ARM 013 0 5 PGO 35 21 0 439 COVER Engine Velva Push Rod l 85 86 CK2 3 292T 485810 2 5 85 COVER PUSH ROD P60 21 13 S7 89 RV2 3 292T 465810 2 5 85 COVER PUSH ROD P60 21 13 0 443 GASKET Engine Valve Push Rod Cover 85 86 CK2 3 292T 3858936 2 3 50 GASKET PUSH ROD COVER PGO 21 14 87 89 RV2 3 292T 3858936 2 3 50 GASKET PUSH ROD CDVER PGO 21 14 0 446 80LT 6TUD Engine Push Rod Cover 85 86 CK2 3 292T 3814350 5 72 IOLT W SEAL PUSH RDD COVER PGO 21 10 87 89 RV2 3 292T 3814350 5 72 IOLT W SEAL PUSH RDD COVER PGO 21 10 85 86 CK2 3 292T 352189 1 85 STUD W SEAL PUSH ROD COVER PGO 21 12 87 89 RV2 3 292T 352169 1 85 5TUD W SEAL PUSH ROD COVER PGO 21 12 J 0 459 LIFTER RETAINER Engine Valva 85 86 CK1 2 3 4 3N 5232720 12 N L LIFTER VALVE PGO 9 37 1990 GENERAL MOTOR5 SERVICE PARTS 0PERATl0N S LT TRUCK 52ll 0 413 0 459 I 0 12 REV 9 90