FUEL EXHAUST CARBURETION Parts in all columns same except where indicated CHEVROLET 1977 ROCHESTER 4BC Continued See Model Reference for Application GROUP DESCRIPTION DTV 7 FLOAT BOWL PARTS Continued sr 3 814 PULL CLIP Float Needle 4 4 1 7033751 3 814 NEEDLE AND SEAT ASM 4 1 7035134 3 825 BALL Pump Discharge 4 4 1 7002117 I 3 825 RETAINER Pump Discharge 1 7029849 I 34836 PUMP ASM Carb 4 4 1 17051374 3 841 SPRING Pump Return 4 1 7042979 I 3 843 ROD Pump 4 4 4 4 4 1 7026138 I 3 858 POWER Piston Asm 44 4 4 1 17051792 3 859 SPRING Power Piston 4 4 1 7036019 I THRO LE BODY PARTS 3 726 INSULATUR Carb Heat 1 354310 34726 INSULATOR Flange 4 4 l 354310 I 3 729 THRO I I LE BODY ASM 4 1 17054405 I 3 741 SCREW Throttle Body 4 3 7035790 I 3 766 LEVER Cem Follower 4 4 1 7041497 3 766 SPRING Fast Idle Screw 4 1 7029900 3 766 SCREW Fast Idle Adi 4 4 4 1 7044794 3 766 LEVER Fast Idle 4 4 1 7041498 I 3 766 SPRING Cam Lever 4 44 1 17051494 3 767 SCREW Fast Idle Lever Attach 44 1 7036079 3 622 NEEDLE Idle 4 4 2 7048531 I I 3 823 SPRING Idle Needle 4 2 7011479 I I ACCESSORIES I 3 750 PIPE Choke Heat 1 355918 I 3 570 PIPE Choke Air 4 1 355921 I I I I I I I I I I I I 1 I GM PARTs D1v s 0N GENERAL MOTORS c0RI 0RAT 0N cHEvROLET 10 I REV 9 78 ce es c 3 000 GROUP I