I I I TX03 0022 I 1987 1991 G THROTTLE BODY INJECTION DUAL INJECTOR MODEL 220 LB4 4 3Z I II L03 5 7H L05 E 7 K L19 7 4N NOTE OUANITY IS ONE PER ASSEMBLY UNLESS OTHERWISE SPECIFIED 1 3 725 INJECTOR THROT BODY G W 4 3Z 1987 88 I NCL 2 23 31 38 78 PROD I I I 17087090 LB4 Q 171I11759 3 725 INJECTOR THROT BODY G W 4 3Z 1989 90 I NCL 2 23 31 38 78 PROD I 17089027 LB4 f J 17112056 I 3 725 INJECTOR THROT BODY G W 4 3Z 1991 INCI 2 23 31 38 78 PR 0D I 17091034 LB4 I I 1 7112525 L I 3 725 INJECTOR THROT BODY G W 5 7H 1987 89 INCL 2 23 31 38 7 8 PROD I 17087004 L03 I I L 171 1 1765 I I 3 725 INJECTOR THROT BODY G W 5 7H 199 D INC I 2 23 31 38 78 PROD I 1709002 1 L03 Q 17112297 I I 3 725 INJECTOR THFIOT BODY G W 5 7H 1991 INC I 2 23 31 38 78 PROD I 17091060 L03 171 12536 I 3 725 INJECTOR THROT BODY G W 5 7K GI3 W NA4 EXC NM8 1987 89 INCL 2 23 31 38 78 PROD 17087005 L05 NA4 EXC NM8 17111767 I 3 725 INJECTOR THROT BODY G W 5 7K G 3 W NB3 EXC NM8 1989 90 INCL 2 23 31 38 78 PROD 17089045 L05 NEI3 EXC NM8 17112075 3 725 INJECTOR THROT BODY G W 5 7K NA1 I G3 W NA4 NM8 1987 89 PROD 17087100 L05 NA1 NA4 NM8 171 1 1766 3 725 INJECTOR THROT BODY G W 5 7K W MD8 1 990 NCL 2 23 31 38 78 PROD 17090061 L05 MD8 17112300 3 725 INJECTOR THROT BODY G W 5 7K W MD8 1991 NCL 2 23 31 38 78 PROD 17091061 LO5 MD8 17112539 3 725 INJECTOR THROT BODY G W 5 7K MT1 1991 INCL 2 23 31 38 78 PROD 17091062 LO5 MT1 171 12542 3 725 INJECTOR THROT BODY G W 7 4N 198 7 88 IINCL 2 23 31 38 78 PROD I I 17087021 L19 L 17112181 3 725 INJECTOR THROT BODY G W 7 4 N 198 9 INC 2 23 31 38 78 PROD 17089092 L19 I 171 12181 I 3 725 INLIECTOR THROT BODY G W 7 4N 1990 INCI 2 23 31 38 78 PROD I 17090015 L19 2 17112248 I 3 725 INJECTOR THROT BODY G W 7 4N 1991 INCI 2 23 31 38 78 PROD I 17091045 L19 I 17112557 2 N S COVER ASM FUEL METER KIT 2 11 1 3 N S SCREW FUEL METER COVERIATTACI IING LONG 3 REOD KIT 2 7 1 4 N S SCREW FUEL METER COVER ATTACI IING SHORT 5 REOD KIT 2 7 1 5 N S GASKET FUEL METER COVER KIT 1 12 3 9 1 1 1 L I L 6 N S GASKET FUEL METER OUTLET KIT 1 2 EI 9 11 I 1 I I I 7 N S SEAL PRESSURE REGULATOR KIT 1 I2 3 9 11 1 8 N S REGULATOR PRESSURE KIT 2 11 1 I 10 N S INJECTOR FUEL 2 REOD KIT 2 3 1 11 N S FILTER FUEL INJECTOR INLET 2 RECID KIT 3 9 1 I I 12 N S 0 RING FUEL INJECTOR LOWER 2 R EOIZ KIT I 2 3 9 1 I 13 N S O RING FUEL INJECTOR UPPER 2 REOD 1 2 3 9 1 14 N S WASHER FUEL INJECTOR 2 REOD I ZIT 1 2 3 Q 1 I 20 I N S SCREW FUEL METER BODY TO THROTTILE BODY 3 REOD KIT 7 1 21 N S FUEL METER BODY ASSEMBLY KIT 2 8 1 22 N S GASKET THROTTLE BODY TO FUEL METER BODY KIT 1 2 1 L L I 23 3 406 SEAL A CL KIT 1 1 I I 25511809 30 3 163 SEAL FUEL RTN PIPE O RING NOT IN KIT 22516256 I 31 N S NUT FUEL OUTLET KIT 6 1 I I 37 3 163 SEAL FUEL FEED PIPE 0 RING NOT IN KIT 1 22514722 I 38 N S NUT FUEL INLET KIT 6 1 I I 40 N S GASKET FUEL OUTLET NUT KIT 1 2 45 1 I 41 N SI GASKET FUEL INLET NUT KIT 1 2 6 1 I 52 N S SCREW THROTTLE POSITION SENSOR IZ REOD KIT 4 5 1 55 N S RETAINER THROTTLE POSITION SENSOIR SCREW 2 REOD KIT 4 5 1 58 N S SENSOR THROTTLE POSITION TPS IT 5 1 I 60 N S PLUG IDLE STOP SCREW NOT SERVICEID 1 61 N S SCREW IDLE STOP KIY 4 7 1 62 N S SPRING IDLE STOP SCREW KIT 4 7 1 I 65 N S BODY ASM THROTTLE KIT 4 1 70 3 726 GASKET TBI FLANGE 4 3Z KIT 1 1 410129563 I 3 726 GASKET TBI FLANGE 5 0H 5 7K KIT I f 1 10129564 3 726 GASKET TBI FLANGE 7 4N KIT 1 1 10129566 75 N S VALVE ASM IDLE AIR CONTROL IACV THREAD MOUNTED KIT 10 1 76 N S GASKET IDLE AIR CONTROL VALVE THREAD MOUNTED IACV KIT 10 1 77 I N S O RING IDLE AIR CONTROL VALVE FLANGE MOUNTED IACV KIT 10 1 78 N S SCREW IDLE AIR CONTROL VALVE FLAINGE MOUNTED IACV 2 REOD KIT 7 I I 1 90 N S SEE SERVICE KITS LISTED BELOW l 1991 GENERAL MOTORS SERVICE PARTS 0PERATIONS LT TRUCK 52G 1 Y I 1 91 A 4 1 a 3 000 GROUP