4 CYLINDER ENGINE 0 413 PIN Engine Camshaft Cover ISI I l u sing 88 91 N 2 3D LD2 22531637 4 37 PIN CAM CARRIER CVRS TO CYL HD DOWEL 8 00X12 00 PGO 3 21 0 423 GASKET Engine Camshaft C5ve r NOTE FOR 1987 2 5U GASKET USE RTV SEALANT 85 90 N 2 5U 10101791 1 I I GASKET VLV RKR ARM CVR 88 91 N 2 3D LD2 22531199 1 97 GASKET EXH CM SHF CVR CAM HOUSING ASM CVR PGO 3 22 91 N 2 5U L68 10124688 1 10 70 GASKET VLV RKR ARM CVR 0 426 ROD Enngginne Valve Push 85 86 N 2 5U 10028055 8 4 101 ROD PUSH PGO 19 35 87 91 N 2 5U L68 10040235 8 3 125 ROD PUSH PGO 27 45 0 429 BALL EIOLT STU D Engine Vaallve Adjusting 85 91 N 2 5U 10008244 8 134 BALL RKR ARM PGO 19 33 85 86 N 2 5U 10031032 8 1 10 BOLT RKR ARM BALL PGO 19 34 87 88 N 2 5U 10040236 8 1 10 BOLT RKR ARM BALL PGO 27 14 89 91 N 2 5U L68 10044622 8 1I 0 5 BOLT RKR ARM BALL PGO 27 14 85 91 N 2 5U L68 10044611 4 1 90 STUD W WA PUSH ROD POS 1 2 3 4 HEX W WA 6X1X18 5 6X1X14 75 18 OD 9 8 PC PGO 15 24 0 439 COVER G UIDE NUT Engine Vallve IPush Rod 85 91 N 2 5U L68 10043064 1 7 55 COVER PUSH ROD USE RTV PGO 15 22 85 91 N 2 5U L68 10012915 1 15 GUIDE VLV PUSH ROD 1 PGO 19 26 85 91 N 2 5U L68 10012916 1 1 15 GUIDE VLV PUSH ROD 2 PGO 27 42 85 91 N 2 5U L68 10012917 1 1 15 GUIDE VLV PUSH ROD 3 PGO 27 42 85 91 N 2 5U L68 10012918 1 1 15 GUIDE VLV PUSH ROD 4 PGO 27 42 91 N 2 5U L68 11505005 AR 135 NUT PUSH ROD CVR M6 X 1 08 917 0 446 BOLT SCREW WASHER EnIgin e 1F ush Rod Cover 91 N 2 5U L68 10044260 7 55 BOLT VLV RKR CVR 08 900 91 N 2 5U L68 4492963 AR 5EI SCREW VLV RKR CVR W SEALER 4 24 X 375 4 24 X 3 75 08 977 85 91 N 2 5U L68 10032768 4 1 50 WASHER PUSH ROD CVR SEALER OO 429 0 459 LIFTER Engine Valve 85 91 N 2 5U L68 5233745 8 I I l LIFTER RLR PGO 15 6 88 91 N 2 3D LD2 17089102 16 17 35 LIFTER VLV PGO 4 74 0 480 GUIDE RETAINER Engine Valve 85 91 N 2 5U L68 10028057 4 1 55 GUIDE VLV LIFTER PGO 15 25 85 91 N 2 5U L68 10028056 2 2 05 RETAINER VLV LIFTER GUIDE PGO 15 7 0 519 CAMSI IAIFT SEAL Engine 87 88 N 2 5U 1ST DES 10027766 1 17 l 00 CAMSHAFT IDECNT BY GEAR DRIVE CAM WILL FIT ENGINE WITH OR WITHOUT DISTRIBUTOR AND WITH OR WITHOUT CAM DRIVEN OIL PUMP PGO 16 88 87 88 N 2 5U 2ND DES 10112497 1 17 1 00 CAMSHAFT IDENT BY CHAIN DRIVE CAM 88 89 N 2 30 22530992 1 2322 00 CAMSHAFT ENG INT PGO 3 5 88 89 N 2 30 22548620 1 2212 00 CAMSHAFT ENG EXH PGO 3 5 90 91 N 2 3D LD2 22545389 1 232 00 CAMSHAFT INT PGO 12 75 90 91 N 2 3D LD2 22545390 1 232 00 CAMSHAFT EXH PGO 12 75 91 N 2 5U L68 10124682 1 171 00 CAMSHAFT MCHG PGO 32 94 85 86 N 2 5U 10027766 1 17 l 00 CAMSHAFT PGO 16 88 89 N 2 5U 10044530 1 159 00 CAMSHAFT PGO 24 111 90 N 2 5U 10101439 1 1541 00 CAMSHAFT PGO 32 94 88 91 N 2 3D LD2 22533550 1 4 55 SEAL INT CAM TO CM SHF HSG PGO 3 7 0 529 GASKET KIT Engine Camshaft 88 91 N 2 3D LD2 12334625 1 17 05 GASKET KIT CAM CARRIER INTAKE CONTAINS INR OTR CAM CARR CVR SEALS CAM SEAL GSKT BETWEEN CAM CARR CYL HD PGO 4 73 88 91 N 2 3D LD2 12334626 1 114 70 GASKET KIT CAM CARR EXH CONTAINS INR OTR CAM CARR CVR SEALS CAM CARR END GSKT GSKT BETWEEN CAM CARR CYL HD PGO 4 73 7 2 1991 GENERAL MOTORS SERVICE I AR 15OPERATIONS BUICK 44N 2 91 0 1 II 0 413 0 529