I A V I TM00 033 I 53 0 308 SEAL INLET VALVE STEM W RETAINER 460483 54 0 269 HEAD CYLINDER W STUDS I I L I 10065218 55 0 289 GASKET CYLINDER HEAD 101051 10 I 56 0 426 ROD PUSH I 10046173 I I I 57 0 480 GUIDE VALVE LIFTER 14093634 s 58 0 459 LIFTER ROLLER I 5233745 I I 59 2 251 SUPPORT SPARK PLUG WIRING RH Q 10045250 I 60 8 900 BOLT HFH 1 4 20X 56 28OM PZOR I 9439930 I 61 3 604 LOCK EXHAUSTMANIFOLD END BOLT RH 5 6 14081242 I 62 V 0 459 RETAINER VALVE LIFTER RESTRICTOR I 10046165 I I 63 8 900 BOLT HEX 5 16 18X5 8 280IM V 180075 8 929 WASHER 5 16X47 64X1 16 ZINC 120386 I 64 3 270 GASKET KIT INTAKE MANIFOLD INCL ITEM 15 I 10159423 65 N S BRACKET ENGINE LIFT I I I I 66 8 971 PLUG FILLER DRAIN SQUARE HEAD 3 8 18 STL 4 7 445666 I 67 I 3 265 MANIFOLD INTAKE 10054833 68 3 682 SENSOR COOLANT TEMPERATURE I 25036979 69 3 275 BOLT INTAKE MANIFOLD 3 8 16X1 1 8 I 14091544 70 1 246 THERMOSTAT 195 DEGREE 3051 139 I 71 1 154 GASKET COOLANT OUTLET 1 Q 2 10077105 72 1 153 OUTLET COOLANT ALSO USE 3 8 18 PIPE PLUG 1987 89 I 14081284 1 153 OUTLET COOLANT 1990 91 I I 10144062 I 73 1 153 STUD COOLANT OUTLET 3 8 16X0 78 BOTH ENDS 10085606 74 N S STOVE THROTTLE BODY INJECTOR AIR HEAT OUTER 1987 88 PART OF ITEM 28 I z 3 417 STOVE THROTTLE BODY INJECTOR AIR HEAT OUTER 1989 91 M 10054789 I 3 417 STOVE THROTTLE BODY INJECTOR AIR HEATOUTE 1990 91 L 10093099 75 N S STOVE THROTTLE BODY INJECTOR AIR HEAT INNER 1987 88 PART OF ITEM I 28 I I I 3 417 STOVE THROTTLE BODY INJECTOR AIR HEAT INNER 1989 91 M 10093088 3 417 STOVE THROTTLE BODY INJECTOR AIR HEAT INNER 1990 91 L 10093098 76 3 417 STUD THROTLE BODY INJECTOR AIR HEAT STOVE J I I 10092939 77 0 429 STUD VALVE ROCKER ARM 003 OVERSIZE I 3814692 0 429 STUD IVALVE ROCKER ARM 013 OVERSIZE 3 815892 78 8 939 PIN DOWEL 5 16X9 16 STEEL I I 585927 RPO DEFINITIONS I I I KC4 ENGINE OIL COOLER I I I I K19 AIR INJECTION SYSTEM I I 1991 GENERAL MOTORS SERVICE PARTS OPERATIONS LT TRUCK 52M 1 0 000 GROUP 0 40 I I I 1 91