4 CYLINDER ENGINE 0 206 BOLT COVER Engine Cover Front 83 90 A 2 5R 9773381 1 47 BOLT THERM HSG TO CYL HD PGO 19 73 90 A 2 5R 11514149 8 457 BOLT TMG GR CVR HFH M6X1X12 9 l3 PE 12 8 OD 8MM DR O8 900 82 83 A 2 5 5 10044603 1 10 95 COVER TNIG GR WHEN REPLACING CVR W 2 WELDNUTS FRT OIL PAN ATTACH USE 3923440 SEAL DISCARD FRT 2 SCREWS NOT REO D FILL HOLES W RTV PGO 6 87 82 90 A 2 5R 10044603 1 10 95 COVER TMG GR WHEN REPLACING CVR W 2 WELDNUTS FRT OIL PAN ATTACH USE 3923440 SEAL DISCARD FRT 2 SCREWS NOT REO D F LL HOLES W RTV PGO 6 87 0 207 GASKET Engine Front Cover 82 83 A 2 5 5 3923472 1 1 35 GASKET FRT CVR 82 85 A 2 5R 3923472 1 1 235 GASKET FRT CVR 82 83 A 2 5 5 10007042 1 184 GASKET FRT CVR PLT TO BLK PGO 6 88 82 84 A 2 5 R 10007042 1 184 GASKET FRT CVR PLT TO BLK PGO 6 88 0 2 13 SEAL Engine Crankshaft Front 82 83 A 2 5 5 10036286 1 7 00 SEAL CR SHF FRT C L TIMING GR CVR PGO 6 86 82 90 A 2 5R 10036286 1 7 00 SEAL CR SLHF FRT OIL T M NG GR CVR PGO 6 86 0 2 19 INDICATOR Engine Front Cover 82 83 A 2 5 5 10031935 1 20 05 INDICATOR W PLA TE TMG PGO 6 109 82 86 A 2 5 R 10031935 1 20 05 INDICATOR W PLA TE TMG PGO 6 109 0 269 HEAD Engine Cylinder 82 83 A 2 5R 5 10020699 1 394 00 HEAD CYL PGO 2 57 84 A 2 5R 1ST DES 10030838 1 394 00 HEAD CYL IDENT BY INT VLV WITH 3422 DIA SREM AND EXH VLV WITH 3419 DIA STEM PGO 2 57 84 86 A 2 5R 2ND DES 10120966 1 394 00 HEAD CYL IDENT BY INT VLV WITH 3137 DIA STEM AND EXH VLV W T I 3132 DIA STEM ALSO XJS D TAMPED ON FRONT FACE OF BLOCK OR NEAR RR RH SIDE OF BLK 85 86 A 2 5R 1ST DES 10038231 1 394 00 HEAD CYL IDENT BY INT VLV WITH 3422 DIA SREM AIND EXH VLV WITI I 3419 DIA STEM PGO 10 102 87 88 A 2 5R 10049100 1 394 00 HEAD CYL PGO 12 37 89 A 2 5R 10159405 1 394 00 HEAD CYL 90 A 2 5R 10132744 1 394 00 HEAD CYL PGO 18 41 0 289 GASKET GASKET KIT Engine Cylinder Head 82 83 A 2 5 5 10101784 1 19 55 GASKET CYL HD PGO 2 60 82 90 A 2 5R 10101784 1 I 9 55 GASKET CYL HD PGO 2 60 82 83 A 2 5 5 10104427 1 312 20 GASKET KIT VLV GRIND 82 86 A 2 5R 10104427 1 312 120 GASKET KIT VLV GIRIND 87 89 A 2 5R 10159448 1 60 50 GASKET KIT VLV GIRD 90 A 2 5R 10159447 1 63 25 GASKET KIT CYL HD 0 293 BOLT PIN PLUG STUD Engine Cylinder Head NOTE FOR ADDITIONAL STANDARD SIZE PLUGS SEE GROUPS 8 970 EI 971 IN THE STANDARD PARTS SECT OIV 82 83 A 2 5 5 10044566 8 1 45 BOLT CYL HD M11X1 5X10O PL PG 2 40 82 90 A 2 5R 10044566 8 1 45 BOLT CYL HD M11X1 5X100 PL PGO 2 40 82 83 A 2 5 5 10101702 1 1 185 BOLT CYL HD M11X1 5X70 POS 9 PGO 2 41 82 84 A 2 5R 10101702 1 1 185 BOLT CYL I lD M11X1 5X70 POS 9 PGO 2 41 82 83 A 2 5 5 522780 AR 42 PIN CYL HD DWL 5 16X11 16 PGO I5 20 82 90 A 2 5R 522780 AR 42 PIN CYL HD LOC 5 16X11 16 PGO 5 20 82 83 A 2 5R 5 10016341 4 2 125 PLUG RR 21 66 MM 82 83 A 2 5R 5 10101701 1 1 70 STUD CYL HD M11X1 5X70 84 90 A 2 5R 12338010 AR 1 6O STUD CYL HD POS 10 HEX DBL END I1X1 5X10O 1OX1 5X18 PGO 3 80 jT 1991 GENERAL MOTORS SERVICE PARTS OPIERATIONS CHEVFIOLET 17A L 5 91 10 9 0 206 0 293