I 6 CYLINDER ENGINE 0 459 LlF1 ER Engine Valve C0n t 82 84 G 4 3V 5234760 12 104 81 LIFTER VLV RLR 010 O S CHROME AXLE 82 85 X 2 8W X Z 5234212 12 N L LIFTER VLV HYD STD PGO 15 42 82 85 X 2 8W X Z 5234390 12 23 55 LIFTER VLV HYD 10 O S 83 84 G 4 3V 5234625 12 N I LIFTER VLV RLR STD PGO 63 34 84 B 4 1 4 5234345 12 21 30 LIFTER VLV 010 0 5 PGO 25 55 84 B 231A 5234345 12 21 30 LIFTER VLV 010 O S PGO 25 55 84 D 4 1 4 5234345 12 21 30 LIFTER VLV 010 0 S PGO 25 55 84 D 4 1 4 5234485 12 N L LIFTER VLV STD PGO 25 55 84 E 4 1 4 5234345 12 21 30 LIFTER VLV 010 0 S PGO 25 55 84 G 4 1 4 5234345 12 21 30 LIFTER VLV 010 0 S PGO 25 55 84 G 231A 5234345 12 21 30 LIFTER VLV 010 0 S PGO 25 55 85 E 231 9 5234485 12 N L LIFTER VLV STD PGO 25 55 85 G 231 9 5234485 12 N L LIFTER VLV STD PGO 25 55 86 87 G 3 8 7 5234485 12 N L LIFTER VLV STD PGO 25 55 87 G 231A 5234485 12 N L LIFTER VLV STD PGO 25 55 0 480 BOLT CEIUIDE RETAINER Engine Valve Lifter 82 84 G 4 3V 22512129 LH 1 80 BOLT RET TO CYL BLK M18X1 5X19 PGO 59 26 82 84 G 4 3V 22512663 RH 1 70 BOLT RET TO CYL BLI M16X1 5X19 PGO 59 27 82 84 G 4 3V 22509997 6 4 20 GUIDE VLV LFTR PGO 64 77 82 84 G 4 3V 22522529 1 7 60 RETAINER VLV LFTR GDE PGO 63 32 0 519 CAIVISHAFT Engine NOTE 1 1ST DESIGN ISE 14 BOLT OIL PAN AND EDGE OF CAMSHAFT WITH CAST DIMPLES AND OR WITH BROWN PAINT STRIPE BY CENTER LOBES NOTE 2 2ND DESI GN IS 14 BOLT OIL PAN AND EDGE OF CAMSHAFT WITHOUT CAST DIMPLES OR ALL 20 BOLT OIL PAN 82 84 B 231A 1ST DES 1262835 1 185 00 CAMSHAFT NOTE 1 PGO 51 15 82 84 B 231A 2ND DES 25510049 1 185 00 CAMSHAFT NOTE 2 82 84 G 231A 1ST DES 1262835 1 185 00 CAMSHAFT NOTE 1 PGO 51 15 82 84 G 231A 2ND DES 25510049 1 185 00 CAMSHAFT NOTE 2 84 B 4 1 4 1ST DES 1262835 1 185 00 CAMSHAFT NOTE 1 PGO 51 15 84 B 4 1 4 2ND DES 25510049 1 185 00 CAMSHAFT NOTE 2 84 G 4 1 4 1ST DES 1262835 1 185 00 CAMSHAFT NOTE 1 PGO 51 15 84 G 4 1 4 2ND DES 25510049 1 185 00 CAMSHAFT NOTE 2 84 D 4 1 4 1ST DESIGN 1262835 1 185 00 CAMSHAFT NOTE 1 PGO 51 15 84 E 4 1 4 1ST DESIGN 1262835 1 185 00 CAMSHAFT NOTE 1 PGO 51 15 84 E 4 1 4 2ND DESIGNI 25510049 1 185 00 CAMSHAFT NOTE 2 85 B 231A 25510049 1 185 00 CAMSHAFT ENG 85 87 G 231A 25510049 1 185 00 CAMSHAFT ENG 85 X 2 8W 10118636 1 164 00 CAMSHAFT USED W ELEC FUEL PUMP PGO 19 76 82 85 X 2 8Z 14031378 1 164 00 CAMSHAFT USED W MECH FUEL PUMP PGO 12 8 82 83 B 4 1 4 1262835 1 185 00 CAMSHAFT PGO 51 15 82 83 C 4 1 4 1262835 1 185 00 CAMSHAFT PGO 51 15 82 E 4 1 4 1262835 1 185 00 CAMSHAFT PGO 51 15 82 83 E 231 3 8 25510019 1 160 00 CAMSHAFT PGO 34 90 82 83 G 4 1 4 1262835 1 185 00 CAMSHAFT PGO 51 15 82 84 G 4 3V 22513910 1 358 00 CAMSHAFT PGO 59 22 82 83 G 231 3 8 25510019 1 160 00 CAMSHAFT PGO 34 90 82 85 X 2 8X 14024278 1 152 00 CAMSHAFT PGO 12 8 84 D 4 1 4 2ND DESIGN 25510049 1 185 00 CAMSHAFT 84 85 E 231 9 25510019 1 160 00 CAMSHAFT PGO 34 90 84 85 G 231 9 25517479 1 181 00 CAMSHAFT PGO 34 90 86 87 G 3 8 7 25517479 1 181 00 CAMSHAFT PGO 34 90 0 533 BUTT ON SPRING Engine Camshaft Thrust 82 83 B 231A 3 8 1250948 1 2 90 BUTTON CM SHF THRUST PGO 34 88 82 84 B 4 1 4 1250948 1 2 90 BUTTON CM SHP THRUST PGO 34 88 82 83 C 4 1 4 1250948 1 2 90 BUTTON CM SHF THRUST PGO 34 88 82 83 E 231A 3 8 1250948 1 2 90 BUTTON CM SHF THRUST PGO 34 88 82 84 E 4 1 4 1250948 1 2 90 BUTTON CM SHF THRUST PGO 34 88 82 83 G 231A 3 8 1250948 1 2 90 BUTTON CM SHF THRUST PGO 34 88 82 84 G 4 1 4 1250948 1 2 90 BUTTON CM SHF THRUST PGO 34 88 84 85 B 231A 1250948 1 2 90 BUTTON CM SHF THRUST PGO 34 88 84 D 4 1 4 1250948 1 2 90 BUTTON CM SHF THRUST PGO 34 88 84 85 E 231 9 1250948 1 2 90 BUTTON CM SHF THRUST PGO 34 88 84 85 G 231A 1250948 1 2 90 BUTTON CM SHF THRUST PGO 34 88 84 85 G 231 9 1250948 1 2 90 BUTTON CM SHF THRUST PGO 34 88 86 87 G 3 8 7 231A 1250948 1 2 90 BUTTON CM SHF THRUST PGO 34 88 82 83 B 231A 3 8 1254199 1 1 15 SPRING THR BUTN PGO 34 89 L 1991 GENERAL MOTORS SERVICE PARTS 0PERATIONS BUICK 44W 6 91 0 45 0 45 9 0 533