FUEL EXHAUST CARBURETION B1 17 BUICK 1978 ROCHESTER 2BC See Model Reference for Application GROUP DESCRIPTION QTY I1 12 13 14 15 3 725 CARBURETOR Production 1 17058110 17058126 17058128 17058147 17058145 3 725 CARBURETOR Service 1 17055890 17055898 17055898 17055843 17055838 3 724 GASKET KIT 1 17052978 17052978 17052978 17055564 17055564 3 725 OVERHAUL KIT 1 17055338 17055936 17055936 17055581 17065106 3 725 POWER CARB KIT 1 7039327 7039356 7039356 7039338 7039338 3 730 AIR HORN 1 17055915 17055925 17055925 17065105 17055562 3 825 BALL pump discharge 1 7002117 7002117 7002117 7002117 7002117 3 826 BALL pump inlet check 1 7002120 7002120 7002120 17050240 17050240 3 729 BODY ASM throttle 1 17055926 17055926 17055926 17065049 17055585 3 734 BOWL ASM float 1 17055931 17055928 17055928 17055596 17065037 3 459 BRACKET throttle return 3 444 BRACKET WASHER solenoid 1 7042818 NS 7042818 17061045 17061045 3 766 CAM fast idle 1 7044039 7044039 7044039 17060838 17060838 3 750 CHOKE HOUSING KIT 1 17055540 17055929 17055929 17054720 17054720 3 814 CLIP float needle pull 1 NS NS 3 838 CLIP pump 1 7005032 7005032 7005032 7005032 7005032 3 838 CLIP pump rod 1 7018186 7018186 7018186 7018186 7018186 3 820 COVER vent valve 1 17050272 17050272 3 740 ELBOW fuel inlet NS 7044035 7044035 3 740 FILTER fuel inlet 1 5651802 5651802 5651802 5651802 5651802 3 740 FILTER NUT fuel inlet 1 17051765 17053408 17053408 17051765 17051765 3 745 FLOAT ASM 1 7037512 7037512 I 7037512 7037512 7037512 3 738 GASKET air horn 1 7045671 7045671 7045671 17050409 17050409 3 750 GASKET choke housing to throttle body 1 7043291 7043291 7043291 7037796 7037796 3 740 GASKET filter nut 1 7032508 7032508 7032508 7032508 7032508 3 750 GASKET stat cover 1 17050961 17050961 17050961 3 820 GASKET vent valve cover 1 17053051 17053051 3 825 GUIDE pump discharge 1 7000286 7000286 7000286 7000286 7000286 3 822 IDLE NEEDLE AR 7048860 7048860 7048860 17057983 17057983 3 820 IDLE vent valve kit 1 17052733 17052733 3 806 INSERT aneroid cavity 1 NS NS 3 734 INSERT float bowl 1 NS NS 3 734 INSERT main well AR 7040320 7040320 7040320 7037286 7037286 3 792 JET primary 1 7002652 7002652 7002652 7002651 7002648 3 766 LEVER cam follower 1 NS NS 3 752 LEVER choke 1 17050766 17050766 17050766 3 752 LEVER choke shaft 1 17050271 17050271 17050271 7030796 7030796 3 752 LEVER choke valve adjusting 1 7047882 7047882 3 766 LEVER fast idle 1 NS NS 3 752 LEVER inter choke 1 17050266 17050266 17050266 7030990 7030990 3 842 LEVER pump actuating 1 NS NS 3 842 LEVER pump inside 1 7032377 7032377 7032377 7032377 7032377 3 752 LEVER stat coil 1 NS NS 3 755 LINK aux vac break 1 3 755 LINK vacuum break choke side 7040239 7040239 7040239 3 755 LINK aux vacuum break choke side 1 I 7043157 7043157 3 755 LINK vacuum break throttle side 1 7038874 7038874 3 814 NEEDLE SEAT 1 7035152 7035152 7035152 7035152 7035152 3 440 NUT solenoid retaining 1 7042654 NS 7042654 7042654 7042654 3 440 NUT throttle stop retaining 3 747 PIN float hinge 1 7002081 7002081 7002081 7002081 7002081 3 750 PLATE baffle 1 7037239 7037239 7037239 3 858 POWER PISTON 1 7009054 7009054 7009054 7009718 7009054 3 858 POWER VALVE 1 7011989 7011989 7011989 3 858 POWER VALVE aux mechanical 1 17050246 17050246 3 858 POWER VALVE vacuum 1 17053646 17059870 3 838 PUMP ASM bowl 1 7036282 7046028 7046028 17057911 17057911 WAREHOUS NG AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATION BU Cl 41 3 000 GROUP 3 54 c REV 5 81