GM03 178 I 1985 1 986 CK CARBURET0R OUADRAIq E I M4MEF LT9 350M LE8 454W W FED 1 987 1988 FIV CARBU RETOR OUADRANJELIM4MEF L I 9 350M LE8 454W W FED NOTE FOR PART NUMBERS OF SERVICE PACKAGES REFER TO CARBURETOR CHART IN GROUP 3 000 1 3 403 GASKET A CL SILI I 3 5 3 726 INSULATOR CARB HT 1 3 10 N S AIR HORN ASM 5 30 N S SCREW SECONDARY METERING ROD HOLDER ATTACH I2 31 N S HOLDER SECONDARY METERING ROD 12 32 N S ROD SECONDARY METERING IZ 35 N S LEVER CHOKE 7 36 N S SCREW CHOKE LEVER A1 ACHING 7 41 N S LEVER PUMP 5 42 V N S PIN PUMP LEVER HINGE 5 45 N S SCREW ASM AIR HORN TO THROTTLE BODY 5 46 N S SCREW ASM AIR HORN TO FLOAT BOWLI 5 47 N S SCREW AIR HORN TO FLOAT BOWL COUNTERSUNI 5 50 N S BAFFLE AIR HORN 5 55 3 755 VACUUM BREAK ASM PRIMARY SIDE FRONT 10 56 N S SCREW PRIMARY SIDE FRT VACUUM BREAK ASM ATTACH I0 57 N S HOSE PRIMARY SIDE FRONT VACUUM BREAK I0 58 N S LINK PRIMARY SIDE VACUUM BREAK AIR VALVE LEVER I0 67 N S RETAINER PUMP STEM SEAL I6 68 N S SEAL PUMP STEM 3 200 3 745 FLOAT BOWL ASM 17 201 N S GASKET AIR HORN 4 203 N S SPRING PUMP PLUNGER 1E 204 N S CUP PUMP PLUNGER I6 205 3 838 PUMP ASM I6 208 N S SPRING PUMP RETURN 16 212 N S PISTON ASM POWER VALVE 1 I 213 N S ROD PRIMARY METERING 12 214 N S SPRING PRIMARY METERING RODI 12 218 N S SPRING POWER P STON I 1 235 N S INSERT FLOAT BOWL I4 236 N S HINGE PIN FLOAT I 4 237 3 745 FLOAT I 14 238 N S PULL CLIP FLOAT NEEDLE 15 239 N S NEEDLE FLOAT 15 240 3 814 SEAT FLOAT NEEDLE I 5 241 N S GASKET FLOAT NEEDLE SEAT 15 248 3 808 JET PRIMARY METERING I2 250 N S PLUG PUMP DISCHARGE RETAlNER 3 251 N S BALL PUMP DISCHARGE 2 252 N S BAFFLE PUMP WELL 5 330 N S RIVET CHOKE COVER ATTACHI 8 331 N S RETAINER CHOKE COVER B 335 3 750 COVER AND STAT ASM ELEC CHOKE 9 340 3 750 CHOKE HOUSING ASM 7 341 N S SCREW W WA CHOKE HOUSING TO FLOAT BOWL 7 345 N S SCREW CHOKE STAT LEVER ATTACHI 7 348 N S LEVER CHOKE STAT 7 350 N S SHAFT AND LEVER ASM INTERMEDIATE CHOKEI 7 352 N S FAST IDLE CAM ASM I3 354 N S LEVER INTERMEDIATE CHOKEI 7 358 N S LINK CHOKEI 7 360 N S LEVER SECONDARY THROTTLE LOCKOUTI 7 364 N S SEAL INTERMEDIATE CHOKE SI IAFT 7 370 N S NUT FUEL INLET I3 372 N S GASKET FU EL INLET NUT 13 375 3 740 FILTER FUEL IN LETI 13 377 N S SPRING FUEL F LTER I7 380 N S SCREW THROTTLE STOP 17 381 N S SPRING THROTTLE STOP SCREWI I7 400 3 729 THROTTLE BODY ASM S 401 N S GASKET FLOAT BOWL TO THROTTLE BODY 3 405 N S SCREW ASM FLOAT BOWL TO THROTTLE BODY 6 410 N S LINK PUMP 5 420 N S NEEDLE IDLE MI TURE 6 421 N S SPRING IDLE MIXTURE NEEDLE S 422 N S PLUG IDLE MIXTURE NEEDLE 425 N S SCREW FAST IDLE ADJUST NG I1 j 1990 GENERAL MOTORS SERVICE PARTS OPERATIONS LIGHT TRUCK 52R 1 Y 9 90 ass 3 000 GROUP