S I I GM03 166 1985 M CARBURETOR OUADRAJET M4MED LB1 4 3N M T RNS I NOTE PART NUMBERS FOR THE SERVICE PACKAGES DESCRIBED BELOW CAN BE FOUND IN THE CHART SECTION AT THE END OF GROUP 3 000 IN THE PARTS CATALOG 1 3 403 GASKET AIR CLEANER SlLENCER 1 3 5 3 726 INSULATOR CARBUIRETOR HEAT 1 3 10 N S HORN ASM A R 5 L I 30 N S SCREW SECONDARY METERING ROD HOLDER ATTACHING 13 31 N S HOLDER SECONDARY METERING ROD 13 A 32 N S ROD SECONDARY METERING 13 35 N S LEVER CHOKE 8 I 36 N S SCREW CHOKE LEVER ATTACHING 8 I 41 IN S LEVER PUMP 5 3 A 42 N S PIN PUMP LEVER H NGE 5 I 45 N S SCREW AIR HORNTO THROTTLE BODY 5 I I J 46 N S SCREW AIR HORN TO FLOAT BOWL 5 47 N S SCREW AIR HORN TO FLOAT BOWL COUNTERSUNK 5 I 50 N S BAFFLE AIR HORN 5 55 I N S BREAK PRIMARY SIDE VACUUM FRONT NOT REOD I 56 N S SCREW PRIMARY SIDE FRONT VACUUM BREAK NOT REO I I 57 N S HOSE PRIMARY SIDE FRONT VACUUM BREAK NOT REO I I 58 N S LINK PRIMARY SIDE VACUUM BREAK A VALVE LEVER NOT REO 67 N S RETAINER PUMP STEM SEAL 3 I 68 N S SEAL PUMP STEM 3 A V 200 3 734 FLOAT BOWL ASM PART OF 205 6 I 201 N S GASKET AIR HORN TO FLOAT BOW L 3 4 Q 203 N S SPRING PUMP PLUNGER 17 I I I 204 N S CUP PUMP PLUNGER 17 I 205 3 838 PUMP ASM INCL ITEM 200 250 17 I I I I I I 206 N S SPRING PUMP RETURN 2 212 3 858 PISTON ASM POWER VALVE 12 213 N S ROD PRIMARY METERING 1I3I V 214 N S SPRING PRIMARY METERING ROD 13 218 N S SPRING POWER PISTON 12 221 N S SCREW SOLENOID CONNECTOR ATTACHING 18 I 222 N S GASKET SOLENOID CONNECTOR TO AIR HORN 3 I 235 N S INSERT FLOAT BOWL 6 I A 236 N S HINGE PIN FLOAT 15 237 3 745 FLOAT 15 I 4 238 N S PULL CLIP FLOAT NEEDLE 16 I 239 N S NEEDLE FLOAT INCL ITEM 240 2 I 240 N S SEAT FLOAT NEEDLE INCL ITEM 239 2 241 N S GASKET FLOAT NEEDLE SEAT 16 I I 245 3 858 VALVE DUAL CAPACITY PUMP INCL ITEM 246 19 246 N S GASKET VALVE PART OF ITEM 245 I 248 I N S JET PRIMARY METER NG 13 I I250 N S PLUG PUMP DISCHARGE RETAINER PART OF ITEM 205 251 N S BALL PUMP DISCHARGE 2 Q I 252 N S BAFFLE PUMP WELL 6 I 260 3 858 SOLENOID DUAL CAPACITY PUMP 20 I 315 N S HOSE SECONDARY SIDE RFI VACUUM BREAK 20 320 I 3 755 BREAK SECONDARY SIDE VACUUM RR 20 I I 321 N S SCREW SECONDARY SIDE RR VACUUM BREAK TO CHOKE 20 I 322 N S ILINKV SECONDARY SIDE RR VACUUM BREAK TO CHOKE 8 323 N S LINK SECONDARY SIDE VACUUM BREAK AIR VALVE LEVER 20 I 330 N S RIVET CHOKE COVER ATTACHING 9 331 3 750 RETAINER CHOKE COVER f9 335 3 750 STAT ASM ELECTRIC CHOKE COVER 10 340 3 750 HOUSING ASM CHOKE 8 I I 341 N S WASHER CHOKE HOUSING TO FLOAT BOWL SCREW 8 I 345 N S SCREW CHOKE STAT LEVER ATTACHING 18 I 348 N S LEVER CHOKE STAT 8 I 350 N S CHOKE SHAFT LEVER LINK INTERMED ATE 8 A 352 3 766 CAM ASM FAST IDLE NOT REOD 354 N S LEVER INTER CHOKE 8 I I V I356 N S LINK CHOKE 8 360 N S LEVER SECONDARYITHROTTLE LOCKOUT 8 V 364 N S SEAL INTER CHOKE SHAFT 8 I I S 370 N S NUT FUEL NLET 6 372 N S GASKET FUEL INLET NUT 6 I f I 375 N S FILTER FUEL INLET 6 377 N S SPRING FUEL FILTER 6 380 N S SCREW THROTTLE STOP 6 381 N S SPRING THROTTLE STOP SCREW 6 1 I I 1991 GENERAL MOTORS SERVICE PARTS OPERATIONS L l TRUCK 52M l I1 91 3 25 3 000 GROUP