N GM03 145 1988 F THROTTLE BODY TBI MODEL 220 L03 5 0E 1 SCREW ASSEMBLY Fuel Meter Cvr Attaching Long 3 9 N S 2 SCREW ASSEMBLY Fuel Meter Cvr Attaching Short 3 9 N S 3 FUEL METER COVER ASSEMBLY 3 12 N S 4 GASKET Fuel Meter Cvr 2 3 4 10 12 N S 5 GASKET Fuel Meter Outlet 2 3 10 12 N S 6 SEAL Pressure Regulator 3 4 10 12 N S 7 PRESSURE REGULATOR 3 12 N S 10 INJECTOR Fuel 3 3 774 11 FILTER Fuel Injector lnIet 3 4 8 10 N S 12 O RING Fuel Injector Lower 3 4 10 N S 13 O RING Fuel Injector Upper 3 4 10 N S 14 WASHER Fuel lnjector 3 4 10 N S 20 SCREW ASSEMBLY Fuel Meter Body T B Attaching 9 N S 21 FUEL METER Body Assembly 3 1 1 N S 22 GASKET Throttle Body to Fuel Meter Body 2 3 N S 23 GASKET Air Cleener 2 3 403 30 0 RING Fuel Return Line 3 163 31 NUT Fuel OutIet 8 N S 37 SEAL Fuel Feed Pipe O Ring 3 163 38 NUT Fuel In et 8 V N S 40 GASKET Fuel Outlet Nut 3 4 8 L N S 41 GASKET Fuel Inlet Nut 8 N S 52 SCREW ASSEMBLY TPS Attaching 9 N S K 55 RETAINER TPS Attaching Screw 6 N S 58 SENSOR Throttle Position 6 N S 60 PLUG Idle Stop Screw 7 N S 61 SCREW ASSEMBLY Idle Stop 7 N S 62 SPRING Idle Stop Screw 7 N S 65 THROTTLE BODY ASSEMBLY 1 5 N S 70 GASKET Flange 2 N S 75 VALVE ASSEMBLY Idle Air Control 7 L N S 76 GASKET Idle Air Control Valve Asm 2 N S 77 O RING Idle Air Control Valve 7 N S 78 SCREW ASM Idle Air Control Valve Atteching 9 N S For Part Numbers Refer To Chart At End Of Group 3 000 Of The Parts Catalog NOTE 1 Group 3 725 THROTTLE BODY INJECTION UNIT Complete Assembly Plus Air Cleaner Flange Gasket NOTE 2 Group 3 724 GASKET KIT Incls 4 5 22 23 70 76 NOTE 3 Group 3 734 FUEL METER KIT lncls 1 2 3 4 5 6 7 10 11 12 13 14 21 22 40 I NOTE 4 Group 3 774 FUEL INJECTOR KIT lncls 4 5 6 10 11 12 13 14 40 NOTE 5 Group 3 729 BODY KIT Throttle Incls 65 NOTE 6 Group 3 440 SENSOR KIT Throttle Position Incls 55 58 NOTE 7 Group 3 820 CONTROL KIT Idle Air Valve lncls 60 6 1 62 75 7 7 NOTE 8 Group 3 724 FUEL INLET OUTLET KlT IncIs 11 31 38 40 41 NOTE 9 Group 3 724 FASTENER ASSORT KIT Incls 1 2 20 50 51 52 78 NOTE 10 Group 3 774 FILTER GASKET KIT Fuel Meter Incls 4 5 6 11 12 13 14 NOTE 11 Group 3 734 FUEL METER BODY KIT Incls 21 NOTE 12 Group 3 734 FUEL METER COVER KIT 1986 87 lncls 3 4 5 6 7 t 1988 GENERAL MOTORS SERVICE PARTS OPERATIONS CHEVROLET 17F L 6 88 3 21 3 000 GROUP