I 4 CYLINDER ENGINE 0 296 VALVE Intake C0n t 88 89 N 2 30 22542703 8 17 85 VALVE NT 25MM 0 5 89 91 N 2 5U L68 10044512 4 20 70 VALVE INT STD PGO 35 34 89 91 N 2 5U L68 10044513 4 20 70 VALVE INT 08 MM 0 5 89 91 N 2 5U L68 10121099 4 20 70 VALVE NT 13 MM 0 5 90 91 N 2 3D LD2 22542308 8 14 90 VALVE INT STD PGO 11 54 90 91 N 2 30 L02 22542311 8 20 50 VALVE NT 25MM 0 5 0 297 VALVE Exhaust 85 86 N 2 5U 10034162 4 21 00 VALVE EXH STD PGO 19 59 85 86 N 2 5U 10034163 4 21 00 VALVE EXH 08MM 0 5 85 86 N 2 5U 10037016 4 20 50 VALVE EXH 13MM 0 5 87 88 N 2 5 U 10044612 4 20 25 VALVE EXH STD PGO 27 40 87 88 N 2 5U 10044613 4 20 25 VALVE 08MM 0 5 87 88 N 2 5U 10104418 4 20 25 VALVE EXH 13 MM 0 5 88 89 N 2 30 22537971 8 14 90 VALVE EXH STD PGO 3 59 88 89 N 2 30 22537974 8 25 00 VALVE EXH 25MM 0 5 89 91 N 2 5U L68 10044515 4 20 25 VALVE EXH STD PGO 35 35 89 90 N 2 5U 10044516 4 20 25 VALVE EXH 08 MM 0 5 89 91 N 2 5U L68 10121100 4 20 25 VALVE EXH O 13 MM 0 5 90 91 N 2 3D LD2 22542314 8 25 00 VALVE EXH STD PGO 11 54 90 91 N 2 3D LD2 22542317 8 25 00 VALVE EXH 25MM 0 5 0 303 PlN RETAlNER SPRING Engine Valve 88 91 N 2 3D LD2 22531260 AR 80 PIN INT EXH CM SHFT CVR 0OWEL 00 413 PGO 3 19 88 91 N 2 3D LD2 22531219 16 1 05 RETAINER VLV SPRING PGO 4 68 85 N 2 5U 3735381 8 3 95 SPRING W DAMPER VLV PGO 19 46 86 N 2 5U 10034268 4 3 30 SPRING W 0AMPER VLV PGO 19 46 87 88 N 2 5U 10040232 8 3 30 SPRING W 0MPR VLV PGO 27 41 88 89 N 2 30 22531218 16 3 10 SPRING ENG VLV PGO 4 69 89 90 N 2 5U 10124698 8 5 10 SPRING VLV PGO 27 41 90 91 N 2 3D LD2 22548421 16 3 10 SPRING VLV PGO 11 60 91 N 2 5U L68 10124650 8 4 20 SPRING VLV 0 308 SEAL SHIELO Engine Valve 85 86 N 2 5U 460483 4 N L SEAL W RET NT VLV STEM STD 003 0 5 PGO 19 47 85 86 N 2 5U 3835333 8 N L SEAL VALVE STEM OIL O RING TYPE PGO 19 30 87 91 N 2 5U L68 10042875 4 2 00 SEAL INT VLV STEM OIL PGO 27 19 87 91 N 2 5U L68 10042877 4 2 00 SEAL EXH VLV STEM OIL PGO 27 24 87 91 N 2 30 L02 22531217 16 1 90 SEAL VLV STEM PGO 3 66 85 N 2 5U 10007818 8 77 SHIELD VLV STEM OIL PGO 19 28 0 309 CAP ROTATOR Engine Valve Spring 85 86 N 2 5U 10038209 8 1 10 CAP VLV SPR PGO 19 29 87 91 N 2 5U L68 10040230 8 1 20 CAP VLV SPR PGO 27 20 88 91 N 2 3D LD2 22531216 16 3 55 ROTATOR VLV PGO 3 65 0 310 KEY Engine Valve Spring Cap 85 86 N 2 5 U 3947770 AR 50 KEY VLV STEM PGO 19 31 87 91 N 2 5U L68 360505 16 29 KEY VLV STEM PGO 27 17 88 91 N 2 30 22531220 AR 29 KEY VLV PGO 3 67 0 333 ARM Engine Valve Rocker Arm 85 91 N 2 5U L68 10121095 8 9 45 ARM W BALL VLV RKR PGO 19 32 0 386 COVER HOUSING Engine Camshaft Valve 85 91 N 2 5U L68 10030230 1 1 55 COVER CM SHF RR OPG PGO 15 34 85 88 N 2 5 U 10044306 1 33 25 COVER W BFL VLV RKR ARM PGO 19 37 88 91 N 2 3D LD2 22539983 1 4 50 COVER EXH CM 5HF CAM HOUSING ASM EN0 CVR PGO 3 23 89 91 N 2 5U L68 10101824 1 33 25 COVER VLV RKR W BFL WHEN USING IN PLACE OF 10101423 10124688 RKR GASKET MUST ALSO BE USED 88 89 N 2 30 22545202 1 339 00 HOUSING EXH CM SHF W CVR PGO 3 3 88 89 N 2 30 22545204 1 339 00 HOUSING INT CM SHFT W CVR PGO 3 3 89 N 2 3A 22545202 1 339 00 HOUSING EXH CM 5HF W CVR PGO 3 3 90 91 N 2 30 L02 24570136 1 339 00 HOUSING EXH CM SHF W CVR PGO 11 3 90 91 N 2 3D LD2 24570137 1 339 00 HOUSING INT CM SHF W CVR 2 Y 1991 GENERAL MOTORS SERVICE PARTS 0PERATION5 BU CK 44N j 0 296 0 386 0 10 2 91