6 CYLINDEFI ENGINE 0 293 BOLT PIN PLUG STUD Engine Cylinder Head C0n t 91 92 H 3 8L L27 4 12338136 AR 256 PLUG CYL CASE OIL GAL HOLE RR HEX SOCKET 1 4 18 THD 69 LEN 1038 PC DOG PT W SEALANT 08 971 PGO 25 15 88 90 H 3 8C 25513252 4 1 05 PLUG CYL HD CORE HOLE CUP DIA 28 7MM PGO 3 8 91 H 3 8C LN3 25513252 4 1 05 PLUG CYL HD CORE HOLE CUP DIA 28 7MM PGO 3 8 92 H 3 8L L27 25513252 4 1 05 PLUG CYL HD CORE HOLE CUP DIA 28 7MM PGO 3 8 92 H 3 8L L27 25513253 AR 61 PLUG CYL HD CORE HOLE 1 7 32 CUP 00 034 PGO 41 69 91 H 3 8C LN3 444777 1 49 PLUG ENG BLK OIL GAL 1 4 18 SHORT THD 41 LONG STL ZP 4342M 08 921 PGO 25 20 89 91 H 3 8C LN3 444613 AR 42 PLUG ENG CLG DRN HOLE 1 8 27X3 8 NPTF 08 971 PGO 25 21 92 H 3 8L L27 14090911 1 34 PLUG ENG COOL TEMP IND SW HOLE 3 8 18 42 DEEP PEOR STL 01 073 PGO 39 13 91 H 3 8C LN3 444620 AR 1 50 PLUG ENG OIL PRESS SW HOLE BRASS 1 4 18 X 15 32 O8 971 92 H 3 8L L27 444620 AR 1 50 PLUG ENG OIL PRESS SW HOLE BRASS 1 4 18 X 15 32 O8 971 86 H 25519860 6 3 05 STUD PEDESTAL PGO 7 41 87 88 H 3 8 3 25519860 6 3 05 STUD PEDESTAL PGO 7 41 0 296 VALVE Intake 86 H 3 88 3 25512098 6 15 40 VALVE INT STD PGO 8 105 86 H 3 0L 25512098 6 15 40 VALVE INT STD PGO 8 105 86 H 3 88 3 25512274 6 15 95 VALVE NT 010 O S 87 88 H 3 8 3 25512098 6 15 40 VALVE NT STD PGO 8 105 87 88 H 3 8 3 25512274 6 15 95 VALVE NT 010 O S 88 91 H 3 8C LN3 25532065 6 15 80 VALVE NT STD PGO 22 59 88 91 H 3 8C LN3 25532762 6 15 95 VALVE NT 010 O S 92 H 3 8L L27 24501290 6 15 95 VALVE INT STD PGO 40 67 92 H 3 8L L27 24501717 6 15 95 VALVE NT 010 OVSI PGO 40 67 0 297 VALVEE Exhaust 86 H 3 88 3 25521841 6 20 65 VALVE EXH STD PGO 8 105 86 H 3 0L 25521841 6 20 65 VALVE EXH STD PGO 8 105 86 H 3 8B 3 25524876 6 30 00 VALVE EXH 010 0 S 86 H 3 0L 25524876 6 30 00 VALVE EXH 010 0 S 87 88 H 3 8 3 25521841 6 20 65 VALVE EXH STD PGO 8 105 87 88 H 3 8 3 25524876 6 30 00 VALVE EXH 010 O S 88 91 H 3 8C LN3 25532066 6 20 65 VALVE EXH STD PGO 22 59 88 91 H 3 8C LN3 25532760 6 20 65 VALVE EXH 010 O S 92 H 3 8L L27 24501291 6 19 65 VALVE EXH STD PGO 40 68 92 H 3 8L L27 24501718 6 20 65 VALVE EXH 010 OVSI PGO 40 68 0 303 SPRING SPRING KIT Engine Valve 90 91 H 3 8C LN3 12351013 12 2 80 SPRING KIT VLV W CAP SPRING SUPPLIED IN KIT MUST BE USED WITH TYPE OF VALVE CAP IN KIT FOUR IDENTIFICATION MARKS ON TOP PGO 42 KIT2 92 H 3 8L L27 12351013 12 2 80 SPRING KIT VLV W CAP SPRING SUPPLIED IN KIT MUST BE USED WITH TYPE OF VALVE CAP IN KIT FOUR IDENTIFICATION MARKS ON TOP PGO 42 KIT2 88 H 3 8C 25532067 12 3 75 SPRING VLV PGO 21 44 89 H 3 8C 25533545 12 3 20 SPRING VLV PGO 29 42 86 H 3 0L 25512551 12 3 70 SPRING VLV W DMP PGO 8 104 86 H 3 88 3 25523695 12 4 00 SPRING W DMP VLV PGO 13 32 87 88 H 3 8 3 25523695 12 4 00 SPRING W DMP VLV PGO 13 32 0 308 SEAL Engine Valve 86 H 25530142 6 2 55 SEAL EXH VLV PGO 8 103 87 88 H 3 8 3 25530142 6 2 55 SEAL EXH VLV PGO 8 103 86 H 3 88 3 24500317 6 2 40 SEAL EXH VLV STEM OIL PGO 29 41 87 H 3 8 3 24500317 6 2 40 SEAL EXH VLV STEM OIL PGO 29 41 88 H 3 8C 3 24500317 6 2 40 SEAL EXH VLV STEM OIL PGO 29 41 89 91 H 3 8C LN3 24500317 6 2 40 SEAL EXH VLV STEM OIL PGO 29 41 92 H 3 8L L27 24501395 6 2 40 SEAL EXH VLV STEM OIL PGO 13 33 1992 GENERAL MOTORS SERVICE PARTS 0PERATIONS BUICl 44H I4 92I 0 1 I 0 293 0 308