GM3 17 12347 1976 78 ROCHESTER 4 BBL CARBURETOR 1 HORN ASM Air 3 730 42 SPRING Idle Needle 3 823 2 SCREW Air Horn 3 730 43 NEEDLE Idle 3 814 3 SCREW Air Horn 3 730 44 SCREW Throttle Body 3 741 4 PIN Lever Roll Part of Kit 3 747 45 SCREW Fast Idle Adjust 3 766 5 CAM Secondary Air Valve Part of Kit 3 757 46 SPRING Fast Idle Screw 3 766 6 LEVER Secondary Metering Rod Part 47 SCREW Fast Idle Lever Attaching 3 767 of Kit 3 757 48 SPRING Cam Lever 3 766 7 HOLDER KIT Metering Rod Secondary 3 806 49 LEVER Fast Idle 3 766 8 SCREW Metering Rod Holder Part of 50 LEVER Cam Follower 3 766 Kit 3 806 51 BODY ASM Throttle 3 729 9 ROD Carb Metering Secondary 3 806 52 HOSE Vacuum 8 962 10 PIN Lever Roll 3 747 53 GASKET Throttle Body Part of Kit N S 11 LEVER Pump Actuating 3 842 54 COVER ASM Thermostat 3 750 12 COVER Idle Vent Valve 3 820 55 SCREW Thermostat Cover 3 750 13 VENT VALVE KIT Carb Idle 3 820 56 RETAINER Thermostat Cover 3 750 14 SPRING Metering Rod 3 810 57 LEVER Choke Coil 3 752 15 PISTON ASM Power 3 858 58 HOUSING KIT Choke 3 750 16 SPRING Power Piston 3 859 59 CAM Fast Idle 3 766 17 ROD Carb Metering 3 806 60 LEVER SHAFT ASM Intermediate 18 RETAINER Pump Discharge Ball 3 825 Choke 3 752 2 19 BALL Pump Discharge 3 825 61 SEAL Inter Choke Shaft Dust 3 752 20 JET Main Metering 3 792 62 SCREW Choke Housing to Bowl 3 750 21 INSERT Float Bowl 3 734 63 SCREW Choke Trip Lever 3 752 22 FLOAT ASM Carb 3 745 64 LINK Auxiliary Vacuum Brake 3 755 23 PIN Float Hinge 3 747 65 CONTROL BRACKET ASM 24 PUMP ASM Carb 3 838 Auxiliary Vacuum Break 3 755 25 SPRING Pump Piston 3 838 66 SCREW Control Attaching 3 755 26 ROD SPRING ASM Auxiliary 67 BOWI ASM Float 3 734 Metering 3 806 68 BAFFLE Float Bowl 3 740 27 PISTON ASM Auxiliary Power 3 858 69 GASKET Air Horn 3 738 28 SCREW Aneroid Attaching N S 70 CONTROL BRACKET ASM 29 ROD ASM A P T 3 806 Vacuum Break 3 755 30 CLIP Float Needle Pull 3 814 71 SCREW Control Attaching 3 755 31 NEEDLE SEAT ASM Carb 3 814 72 LEVER Intermediate Choke 3 752 32 GASKET Needle Seat Part of Kit N S 73 ROD Choke 3 752 33 SPRING Idle Stop Screw 3 766 74 SCREW Choke Lever 3 751 34 SCREW Idle Stop 3 761 75 LEVER Choke 3 766 35 SOLENOID Idle Stop w Bracket Q 3 440 76 SHAFT Choke 3 752 36 SCREW Throttle Return Bracket 3 444 77 VALVE Choke 3 752 37 SPRING Fuel Filter V 3 740 78 SCREW Choke Valve 3 751 38 FILTER Fuel Inlet 3 740 79 SCREW Air Horn 8 32 x z 3 730 39 GASKET Filter Nut 3 740 80 SCREW Air Horn 10 32 x 3 3 730 40 NUT Fuel Inlet Filter 3 740 81 GASKET Idle Vent Valve 3 820 41 ROD Pump 3 841 82 SPRING Power Piston 3 859 NOTE See Carburetor Charts GM PARTS DIVISION GENERAL MOTORS CORPORATION SPRlNT 57A 3 19 3 000 GROUP