FUEL EXHAUST CARBURETION C143 CHEVROLET 1978 ROCHESTER 1BC See Model Reference for Application GROUP DESCRIPTION OTY 16 17 18 19 3 725 CARBURETOR Production 4 4 1 17058335 17058031 17058033 17058037 3 725 CARBURETDR Service 1 17065003 17065194 17065191 17065191 3 724 GASKET KIT 1 17055966 17055972 17055972 17055972 3 725 OVERHAUL KIT 1 17055968 17065184 17065184 17065184 3 725 POWER CARB KIT 1 7039357 7039358 7039358 7039358 3 407 ADAPTER SCREW air cleaner AR 17053835 17053835 17053835 17053835 3 730 AIR HORN 1 17058683 17061312 17061312 17061312 3 825 BALL pump discharge I 7002117 7002117 7002117 7002117 3 729 BODY ASM throttle 1 17060457 17061315 17061319 17061319 3 734 BOWL ASM float 1 17055570 17055970 17055970 17055970 3 459 BRACKET throttle return I NS 3 444 BRACKET WASHER solenoid I NS 3 405 BRACKET air cleaner I NS 3 766 CAM Iast idle I NS 3 750 CHOKE HOUSING KIT 1 7044199 7044199 7044199 7044199 3 752 COIL LEVER SHAFT choke 1 17051637 17051637 17051637 17051637 3 440 DASH POT 7044594 3 740 FILTER fuel inlet 1 5651802 5651802 5651802 5651802 3 740 FILTER NUT fuel inlet 1 7038946 7038946 7038946 7038946 3 745 FLOAT ASM 1 17051624 17051624 17051624 17051624 3 738 GASKET air horn I 7037591 7037591 7037591 7037591 3 740 GASKET filter nut 1 7032508 7032508 7032508 7032508 3 820 GASKET idle comp I 3 825 GUIDE pump discharge I 7003838 7003838 7003838 7003838 3 820 IDLE COMPENSATOR 1 Y 3 822 IDLE NEEDLE 1 17056602 17056602 17056602 17056602 3 818 IDLE TUBE I 17053628 17053630 17053630 17053630 3 792 JET primary 1 17053546 17053785 17053785 17053785 3 752 LEVER coil 1 7044088 7044088 7044088 7044088 3 842 LEVER pump actuating 1 17056474 17056474 17056474 17056474 3 858 LEVER pump power 1 17051665 17051665 17051665 17051665 3 766 LINK cam 1 7044485 17054834 17054834 17054834 3 858 LINK power rod 1 7024214 7024214 7024214 7024214 3 843 LINK pump lever I 7035267 7035267 7035267 7035267 3 814 NEEDLE SEAT 1 7035153 7035153 7035153 7035153 3 440 NUT solenoid retaining NS 3 747 PIN float hinge 1 7034032 7034032 7034032 7034032 3 858 POWER PISTON 1 17051619 17051619 17051619 17051619 3 838 PUMP ASM bowl 1 7048801 7048801 7048801 7048801 3 750 RETAINER choke cover AR 7000614 7000614 7000614 7000614 3 750 RETAINER chole lever NS NS NS 3 858 ROD power piston 1 7044005 7044005 7044005 7044005 3 806 ROD metering sec 1 v NS NS NS 3 806 ROD ASM metering prim 17053551 NS NS NS 3 403 SCREW air cleaner brkt AR NS 3 730 SCREW air horn AR 7043088 7043088 7043088 7043088 3 730 SCREW air horn long AR 7043089 7043089 7043089 7043089 3 730 SCREW air hom short AR 7030917 7030917 7030917 7030917 3 767 SCREW cam attaching I 7003561 7003561 7003561 7003561 3 750 SCREW choke hsg to bowl 1 17051625 17051625 17051625 17051625 3 750 SCREW choke hsg to bowl 2 17051626 17051626 17051626 17051626 3 751 SCREW choke valve AR 7029866 7029866 7029866 7029866 3 444 SCREW choke wire brkt AR NS 3 752 SCREW coil lever 1 7019709 7019709 7019709 7019709 WAREHOUSlNG AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATION CHEVFIOLET 10 3 000 GROUP 3 84 c REv 5 31