P GM03 1 66 1 985 CK CARBURETOR OUADRAJET M4MED LB1 4 3N M T l l 1985 86 CK CARBURETOR OUADRAJET M4MED LE9 305H LS9 350L M T E I 405 SCREW Float Bowl to Throttle Body 7 N S 41 0 LINK Pump 5 N S 420 NEEDLE Idle Mixture 7 N S 421 SPRING Idle Mixture Needle 7 N S 422 PLUG Idle Mixture Needle N S 425 SCREW Fast Idle Adjustingl 18 N S 426 SPRING Fast Idle Adjusting Screw 18 N S 500 SOLENOID BRACKET ASM 20 N S V 501 SCREW Bracket Atch Part of 500 N S 510 THROTTLE KICKER ASM Not Req d N S y 51 1 BRACKET Throttle Kicker Not Req d N S 512 NUT Throttle Kicker Not Req d N S 51 3 WASHER Tab Locking Not Req d N S 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 NOTE 1 Carburetor Service replacement kit group 3 725 A NOTE 2 Power Carb Kit group 3 725 NOTE 3 Gasket Kit group 3 724 NOTE 4 Gasket Kit Air Horn group 3 738 NOTE 5 Air Horn Kit group 3 730 NOTE 6 Float Bowl Kit group 3 734 NOTE 7 Throttle Body Kit group 3 729 NOTE 8 Housing Kit Choke group 3 750 NOTE 9 Retainer Kit Choke Cover group 3 750 NOTE 10 Cover Coil Kit Elec Choke group 3 750 NOTE 1 1 Vacuum Break Kit Sec group 3 755 NOTE 12 Power Piston Kit group 3 858 g NOTE 13 Rod Jet Kit Metering group 3 806 NOTE 14 Fuel Filter Kit group 3 740 NOTE 15 Float Insert Kit group 3 745 V NOTE 16 Needle Seat Kit group 3 814 NOTE 17 Pump Asm group 3 838 NOTE 18 Screw Assort Kit Major Asm Atch group 3 724 g Y NOTE 19 Valve Kit Dual Capacity Pump group 3 858 NOTE 20 Solenoid Kit Dual Capacity Pump group 3 858 1988 GENERAL MOTORS SERVICE PARTS OPERATIONS LT TRUCK 52R 3 000 GROUP a ze 1 88