1 BARREL CARBURETOR SERVICE PACKAGE COMPONENTS continued POWER KIT PKG THROTTLE KICKER PKG BALL PUMP DISCHARGE BRACKET THR RET SPRING ANCHOR BUSHING PUMP SLIDE SCREW BRKT ATTACHING GAGE FLOAT THROT KICKER A BRKT ASM GASKET SET PKG GUIDE PUMP DISCHARGE IDLE NEEDLE THROTTLE POSITION SENSOR PKG IDLE NEEDLE ASM NEEDLE SEAT ASM PLUNGER SENSOR ACTUATOR PUMP PLUNGER ASM SCREW SENSOR ADJUST SPRING IDLE NEEDLE SENSOR THROTTLE POSITION SPRING PUMP DISCHARGE SPRING SENSOR ADJUST SPRING PUMP RETURN POWER PISTON PKG LEVER PUMP POWER LINK POWER ROD LINK PUMP ROD POWER PISTON ROD PUMP SCREW PUMP LEVER ATTACHING PRIMARY VACUUM BREAK ASM PKG BUSHING LINK I HOSE VACUUM BREAK HOSE VACUUM HOSE LINK AIR VALVE LINK L PIN ASM VAC BREAK RETAINER LINK V CREW VAC BRK ATTACHING TEE VACUUM HOSE VAC BRK CTL BRKT ASM VAC BRK 5 LINK ASM PRIM PUMP ASM PLUNGER ASM RETAINER DURATION SPRING SPRING DURATION REPLACEMENT CARBURETOR PKG CARBURETOR ASM A GASKET AIR CLEANER GASKET INSULATOR FLANGE SEC VACUUM BREAK ASM PKG BUSHING LINK RETAINER LINK SCREW VAC BREAK ATTACHING VAC BRK CONTROL A BRKT ASN THROTTLE BODY ASM PKG RETAINER PUMP LINK SCREW PUMP LEVER ATTACHING SCREW ASM THR BODY TO FLT BWL THROTTLE BODY ASM SERVICE J iT Y 1990 GENERAL MOTORS SERVICE PARTS 0PERAT ONS LT TRUCK 52R 3 725 use REV 9 90