FUEL EXHAUST CARBURETION C139 CHEVROLET 1978 ROCHESTER TBC See Model Reference for Application GROUP DESCRIPTION OTV 5 7 8 9 10 3 725 CARBURETOR Production 4 1 17058034 17058035 17058035 17058038 3 725 CARBURETOR Service 1 17055993 17055995 17055999 17055999 3 724 GASKIT KIT 1 17055966 17055956 17055972 17055972 3 725 OVERHAUL KIT 1 17055958 17055968 17055974 17055974 3 725 POWER CARB KIT 1 7039357 7039357 7039358 7039358 3 407 ADAPTER 8i SCREW air cleaner AR 17053535 17053835 17053835 17053835 3 730 AIR HORN 1 17060434 17060434 17060399 17060399 3 825 BALL pump discharge 1 7002117 7002117 7002117 7002117 3 729 BODY ASM throttle 1 17060393 17060392 17050430 17060430 3 734 BOWL ASM float 1 17055569 17055569 17065130 17065130 3 459 BRACKET throttle return 3 444 BRACKET WASHER solenoid 3 405 BRACKET air cleaner 3 755 CAM fast idle 3 750 CHOKE HOUSING KIT 1 7044199 7044199 7044199 7044199 3 752 COIL LEVER 8i SHAFT choke 1 17051537 17051637 17051637 17051637 3 440 DASH POT 1 i 3 740 FILTER fuel inlet 1 5651802 5551802 5651802 5551802 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 1 7037591 7037591 7037591 7037591 3 740 GASKET filter nut 7032508 7032508 7032508 7032508 3 820 GASKET idle comp 1 3 825 GUIDE pump discharge 7003838 7003838 7003838 7003838 3 820 IDLE COMPENSATOR 1 3 822 IDLE NEEDLE 1 17056602 17056602 17056602 17056602 3 818 IDLE TUBE 1 17053628 17053528 17053531 17053631 3 792 JET primary 1 NS 17053545 17053790 17053790 3 752 LEVER coil 1 7044088 7044088 7044088 7044088 3 842 LEVER pump actuating 1 17055474 17056474 17055474 17055474 3 858 LEVER pump power I 17051665 17051555 17051655 17051555 3 766 LINK cam 1 17054834 17054834 17054834 17054834 3 858 LINK power rod 1 7024214 7024214 7024214 7024214 3 843 LINK pump lever 1 7035267 7035257 7035267 7035267 3 814 NEEDLE 8i SEAT 7035153 7035153 7035153 7035153 3 440 NUT solenoid retaining 1 3 747 PIN float hinge 1 7034032 7034032 7034032 7034032 3 858 POWER PISTON 1 17051619 17051519 17051619 17051619 3 838 PUMP ASM bowl AR 7048801 7048801 7048801 7048801 3 750 RETAINER choke cover 1 7000514 7000614 7000514 7000514 3 750 RETAINER choke lever 1 NS NS NS NS 3 858 ROD power piston 7044005 7044005 7044005 7044005 3 806 ROD metering sec 1 3805 ROD ASM metering prim 17053550 17053550 17055700 17056700 3 403 SCREW air cleaner brkt AR r 3 730 SCREW air horn AR 7043088 7043088 7043088 7043088 3 730 SCREW air horn long AR 7040389 7040389 7040389 7040389 3 730 SCREW air horn short 1 7030917 7030917 7030917 7030917 3 767 SCREW cam attaching 1 7003561 7003561 7003561 7003551 3 750 SCREW choke hsg to bowl 2 17051625 17051625 17051625 17051525 3 750 SCREW choke hsg to bowl AR 17051626 17051626 17051625 17051626 3 751 SCREW choke valve 7029866 7029866 7029856 7029866 3 444 SCREW choke wire brkt 1 3 752 SCREW coil lever 1 7019709 7019709 7019709 7019709 WAREHOUSlNG AND DISTRIBUTION DIVISION OF GENERAL MOTORS COi 1PORATION CHEVROLET 10 3 000 GROUP 2 so c REV 5 81