4E00 002 73 0 269 HEAD CYLINDER I 25518679 0 296 VALVE NTAKE STD 4 25512098 I T 0 297 VALVE EXHAUST STD 4 1261380 0 303 SPRING W DAMPER VALVE I I 25512551 I 0 308 SEAL INT VALVE 25535162 I I 0 309 CAP VALVE SPRING 1254900 0 310 KEY VLV STEM 3947770 74 3 270 GASKEET KIT INT MANIFOLD 12328760 75 8 800 SEALEIR SILICONE RTV T 200 2 8 OZ AR 1052917 76 8 963 FITTING VAC 1 8 27 NPT 1 4 HOSE 1 25 LONG STEEL AR 1369465 77 8 917 NUT I IWH M10 X 1 5 TORX I 78 8 932 WASHER EXT LK M8X15X1 52 ZC AR 11501869 79 2 383 BRACEE ELEK IGN MODULE 25517888 80 8 900 BOLT HEX M8 X 1 25 X 35 I I I 81 3 671 BRACKET ELEK IGN MODULE 25517886 I 82 I N S MODULE COIL ASM ELEK SERV BY 2 2 170 COIL IGN TION UPR HALF 25518356 2 383 MODULE IGN LWR HALF 25518358 2 170 GASKET IGN MODULE COIL 25518355 I 8 906 SCREVV RD HD SLOTTED 10 32X 75 ZP AR 132915 I 83 1 150 SWITCIH COOLANT TEMP 25036371 I 84 2 240 WIRE SPARK PLUG 1 12036968 85 3 275 STUD I INT MANIF 3 8 16 X 33 5 M10X1 5X17 LOC 1 6 7 8 10 1985 25518197 4 3 275 STUD WANA INT MANIF TO HD 3 8 16X38MM M8X1 25X25MM 1984 25523399 3 275 BOLT HEX FLGD 3 8 16 X 1 923 LOC 3 25518195 I 3 275 BOLT I INT MANIF 3 8 16X37MM LOC 2 4 5 9 25518193 86 8 866 CONTIFIOL HTR COOLANT FLOW I 10039163 87 8 948 CLAMP WORM GEAR 15 7 TO 31 8 ALL SS AR I 12337891 88 3 682 SENSOR COOLANT TEMP I 25036092 I I 89 1 246I THERMOSTAT COOLANT 180 DEG 3054228 90 1 097 HOSE THERMOSTAT BY PASS 25505973 91 1 154 GASKIET COOLANT OUTLET 1250390 92 1 153 OUTLIET COOLANT 25517444 93 8 900 SCREIN HEX 5 16 18X7 BMA W CON WA 27 5 AR 4738 92 94 N S BRACIKET ENG LIFT FRT I 95 N S CLIP OIL FEED PIPE I 96 3 358 FITTING OIL FEED PIPE 1 800 I 1259890 I 97 1 800 SWITCH KIT OIL PRESSURE 25036378 98 8 964 TUBINIG STEEL 1 4 AR I 603827 99 2 525 HARNESS INJECTOR WIRING 7 12046030 100 N S CLIP HARN TO RAIL USE STRAP PLAS 7 ADJ 8 965 101 N S RAIL It INJECTOR ASM IFUEL SERV BY 3 330 RAIL FUEL FEED L 25517408 3 300 INJECTOR FUEL 6 I I 25519365 I I 3 330 REGULATOR FUEL PRESSURE 25519368 3 302 CLIP FUEL INJECTOR 6 2 5519369 3 306 SEAL FUEL INJ PRESS REG 7 I 10031124 3 302 CORE FUEL FEED PIPE VLV 25532663 A 102 8 900 BOLT HFH M8 X 1 25 X 12 4 103 3 342 BRACKET TURBO SUPPORT V 1261647 104 8 900 BOLT HWH M10 X 1 5 X 16 I I I 105 8 900 BOLT HEX M8 X 1 25 X 20 2 I 106 3 342 SEAL ADAPT TO MANIF I 1262817 107 3 342 BOLT TURBO BRACKET I 25518589 108 3 342 BRACKET TURBINE HSG ADJ 1261646 I 109 3 342 BOLT TURBO TO ADJ BRKT M8 X 1 25 X 16 25501034 I 110 3 342 ADAPTER TURBOCHARGER 25515942 111 3 342 ISEAL ADAPT TO TURBO I 25515935 112 3 163 SHIELD FUEL INJ SIGHT I 25520015 113 3 265 MANIFOLD INTAKE 1ST DES 2 25515925 3 265 MANIIFOLD INTAKE 2ND DES 1985 2 25523551 0 386 DECAL ENG TYPE 25517237 NOTE 1 SEE CHART IN GROUP FOR USAGE NOTE 2 IST DES ENG CODES NCA NDA 2ND DES ENG CODES NCB NDB NOTE 3 SEE RESPECTIVE GROUP FOR DETAILED ILLUSTRATED VIEW I NOTE 4 SEE PARTS CATALOG GROUP ADDITIONAL USAGE 1991 GENERAL MOTORS SERVICE PARTS 0PERAT 0NS BU CK 44W 1 i1 6 91 I I 0 37 0 000 GROU P