1 FUEL EXHAUST CARBURETION l I cme l CHEVROLET 1978 ROCHESTER 2BC Continued See Model Reference for Application l GROUP DESCRIPTION DTV 1 2 3 4 5 I I 3 852 RETAINER pump discharge ball 1 NS NS 7029849 NS NS I 3 750 RETAINER stat cover AR 7000614 7000614 7000614 7000614 7000614 I 3 752 ROD choke 1 7043370 7043370 7041472 7043278 7043278 3 752 ROD aux choke 7043001 7043001 3 752 ROD inter choke 17050270 17050270 NS NS NS I 3 843 ROD pump 1 7041249 7041249 17056437 7038799 7038799 3 806 ROD ASM metering prim 1 NS NS 17057750 NS NS 3 730 SCREW air horn long AR 7010432 7010432 7014699 7010432 7010432 3 730 SCREW air horn short AR 7006119 7006119 7031105 7006119 7006199 3 755 SCREW aux vac break 1 NS NS 3 444 SCREW bracket attach 1 NS 7043682 7043682 NS NS 3 767 SCREW cam attaching 7036222 7036222 NS 7036222 7036222 3 750 SCREW choke hsg to bowl A R 7043292 7043292 7038808 7013704 7013704 3 752 SCREW choke lever 1 7019709 7019709 7029866 7019709 7019709 3 751 SCREW choke valve AR 7007627 7007627 7029866 7007627 7007627 3 752 SCREW coil lever I NS NS 7019709 NS NS 3 755 SCREW control attach AR 7037570 7037570 17050732 7037570 7037570 3 766 SCREW fast idle adj 1 NS NS 7044794 NS NS 4 767 SCREW fast idle lever 1 NS NS 7036079 NS NS I 3 761 SCREW idle stop 1 7029427 7029427 7002121 7029427 7029427 3 752 SCREW inter choke lever 1 7019709 7019709 3 444 SCREW solenoid bracket 7043682 NS 3 741 SCREW throttle body AR 7015105 7015105 7035790 7015105 7015105 3 820 SCREW vent valve cover 7015127 7015127 3 790 SCREW venturi cluster bracket center 7009077 7009077 NS 7009077 7009077 1 3 790 SCREW venturi cluster outer 7045762 7045762 NS 7045762 7045762 1 3 752 SEAL choke hsg to howl 1 A l 3 752 SEAL inter choke shaft dust 1 7037569 7037569 7037569 NS NS I 3 752 SHAFT ASM choke 1 7047797 7047797 7038259 17050404 17050404 1 3 752 SHAFT ASM inter choke 7043289 7043289 NS 7037227 7037227 3 752 SHAFT LEVER ASM inter choke 1 NS NS 17050754 NS NS 3 842 SHAFI 81 LEVER pump 7044029 7044029 NS 17053815 17052510 3 440 SOLENOID UNIT w hrkt 1 NS NS 3 440 SOLENOID idle stop NS 1997464 7044300 17052388 NS 3 766 SPRING cam lever 1 NS NS 17051494 NS NS 3 766 SPRING fast idle screw 1 NS NS 7029900 NS NS 3 740 SPRING fuel filter 1 17051764 17051764 7032732 7032732 7032732 3 823 SPRING idle needle AR 7011479 7011479 7011479 7011479 7011479 3 766 SPRING idle stop screw 1 7041519 7041519 7003176 7029428 7029428 3 810 SPRING metering rod prim 1 NS NS 7041459 NS NS I 3 859 SPRING pwr piston 1 NS NS 3 825 SPRING pump discharge 7002118 7002118 NS 7002118 7002118 3 841 SPRING pump return 1 7041141 7041141 7042979 17050241 17050241 3 750 STAT COVER COIL elect NS NS 17057936 17054594 17058794 3 750 STAT COVER COIL 81 GASKET 1 17052654 17052654 NS NS 3 761 STOP UNIT carb throttle 3 755 VACUUM BREAK BRACKET choke side aux 1 7049893 7049893 3 755 VACUUM BREAK BRACKET rear aux NS NS 1 3 755 VACUUM BREAK BRACKET main I throttle side 7043585 7043585 I 3 755 VACUUM BREAK CONTROL St I BRACKET choke side 1 7044056 7044056 17056010 NS NS l 3 751 VALVE choke 1 7033443 7033443 7048904 7033443 7033443 3 786 VENTURI CLUSTER 17054520 17054520 NS 17060812 17061040 3 832 WASHER pump lever 7019568 7019568 NS 7019568 7019568 I I 3 444 WASHER tab locking NS 7042653 7042653 7042653 NS I l cM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 1O REV 9 80 cr sr c 3 000 GROUP W W 1