n Y I I Y 4M00 002 I 59 8 977 SCREW HEX 1 4 20 X 3 4 Q 60 1 724 GASKET OIL PUMP CVR PART OF 71 1 A 25512860 61 8 900 BOLT W LK WA 1 4 20 X 1 1 2 V 62 1 652 BOLT OIL PUMP CVR 1 4 20 X 1 12 5 25518361 I 63 1 836 FILTER OIL PF 47 25010792 64 1 723 COVER W VLV OIL PUMP 966638 3 65 1 062 PULLEY CLNT PUMP I 2 5522583 66 8 981 STUD 5 16 18X5 16 24X1 25 AR 22506258 67 8 915 NUT HEX 5 16 18 4 68 1 069 PUMP W GASKET COOLANT INCL 69 25527536 69 1 079 GASKET COOLANT PUMP TO BLK PART OF 68 71 1358410 70 8 939 PIN DWL 1 4 X 1 2 AR V 25536321 71 0 206 COVER KIT W GASKETS ENG FRT INCL 47 60 69 72 1 984 12337249 0 206 COVER ENG FRT 1985 25522648 72 0 207 GASKET FRT CVR PART OF 7 1 1 2 5519994 I 73 8 900 BOLT HEX 5 16 18X5 8 Z 280M AR 180075 74 I 0 724 SPRING TIMING CHAIN DAMPER 1358909 75 0 724 BOLT T C DAMPERTO BLOCK RH 1356635 I 76 0 724 DAMPENER TIMINGVCHAIN 25532546 77 2 363 BOLT W WA DISTR HOLD DOWN PART OF 71 25526454 78 2 381 SENSOR W DRIVE CAMSHAFT 25516915 79 3 163 PIPE FUEL FEED G Z 25517410 3 163 PIPE FUEL FEED E Q r 22524580 80 3 163 PIPE W HOSE FUEL INJ RETURN G 25517411 3 163 PIPE FUEL INJ RTN E 25517801 I 81 3 162 CLIP FUEL RETURN PIPE I 25518065 82 N S PLUG CYL BLK OIL GALLERY FRT 2 83 1 050 CLUTCH FAN 22050663 84 1 064 FAN COOLING 5 BLADES 1263011 85 0 738 BOLT SPRKT TO CAMSHAFT 2 A 25532736 86 0 724 CHAIN TIMING A 1257408 67 0 736 SPROCKET CAMSHAFT 25523115 88 0 533 BUTTON CAMSHAFT THRUST I 1250948 89 0 533 SPRING THRUST BUTTON 4 1254199 Y 90 0 519 CAMSHAFT ENGINE E 25510019 0 519 CAMSHAFT ENG NE G 25517479 91 0 539 BEARING CAMSHAFT 1 2 1234441 NOTE 1 INCLUDED IN GASKET KIT FRT CVR 0 207 NOTE 2 SEE PARTS CATALOG GROUP ADDITIONAL USAGE EJ NOTE 3 SEE CHART IN GROUP FOR USAGE NOTE 4 SEE RESPECTIVE GROUP FOR DETAILED ILLUSTRATED VIEW I Y 1991 GENERAL MOTORS SERVICE PARTS OPERATIONS BU CK 44W 0 000 GROUP A A A 0 34 6 91