I FUEL EXHAUST CARBURETTON C248 CHEVROLET 1980 ROCHESTER ZBC Continued See Model Reference for Application GROUP DESCRIPTION OTV 18 18 20 3 741 SCREW throttle body 4 AR 17060653 17060653 17060653 3 454 SCREW throttle lever to body 1 3 444 SCREW throttle stop 1 17057276 17057276 17057276 3 755 SCREW vac brk attach 1 3 755 SCREW vac brk attach bottom 1 7045558 7045558 7045558 3 755 SCREW vac brk attach top 1 7045470 7045470 7045470 I 3 730 SCREW vent stack attach I 17061883 17061983 17061983 I 3 820 SCREW vent valve cover 1 I 3 780 SCREW venturi cluster bracket center 1 I 3 790 SCREW venturi cluster outer A R 3 752 SCREW wire clamp 1 I 3 752 SEAL choke hsg to bowl 1 I 3 752 SEAL inter choke shaft dust 1 3 858 SEAL solenoid to float bowl 1 3 764 SENSOR throttle position 1 3 752 SHAFT ASM choke I 1 I 3 752 SHAFT ASM inter choke 1 I 3 750 SHAFT LEVER choke 1 7045494 7045494 7045494 I 3 752 SHAFT LEVER ASM inter choke 1 7045451 7045451 7045451 I 3 842 SHAFT 8 LEVER pump 1 I 3 440 SOLENOID UNIT w brkt 1 I 3 440 SOLENOID idle stop I 1 17061814 17061814 17061814 I 3 440 SOLENOID mixture control 1 l 3 766 SPRING cam lever 1 3 753 SPRING choke valve Z 1 I I 3 766 SPRING fast idle screw 1 I I 3 470 SPRING fuel filter 1 7032732 7032732 7032732 I 3 870 SPRING governor 1 3 823 SPRING idle needle AR 3 766 SPRING idle stop screw 1 I I 3 810 SPRING metering rod prim 1 3 858 SPRING pwr piston I 7041477 7041477 7041477 I 3 825 SPRING pump discharge 1 I I 7002118 7002118 7002118 I 3 841 SPRING pump return 1 V 7042879 7042979 7042878 I 3 764 SPRING sensor adjustment 1 I 3 858 SPRING solenoid screw 1 V 3 858 SPRING solenoid rtn 1 I 3 766 SPRING throttle Stnp screw 1 7011479 7011479 7011479 3 750 STAT COVER COIL elect 1 17061859 17081858 17061958 l 3 750 STAT COVER COIL 84 GASKET 1 I 3 761 STOP UNIT carb throttle 1 I 3 755 VACUUM BREAK BRACKET I choke side aux 1 3 755 VACUUM BREAK BRACKET I reer aux 1 I I 3 755 VACUUM BREAK BRACKET I I Main throttle side 1 I I 3 755 VACUUM BRK 8i BRKT primary 1 I 3 755 VACUUM BRK 8i BRKT secondary 1 I I 3 755 VACUUM BREAK CONTROL 8i I I BRACKET choke side 1 17058485 17058485 17058485 I 3 751 VALVE choke 1 7045276 7045276 7045276 3 820 VALVE idle air bleed 1 3 730 VENT STACK 1 17057496 17057486 17057486 I 3 786 VENTURI CLUSTER 1 3 823 WASHER idle needle spring I I I 3 832 WASHER pump lever 1 I I 3 444 WASHER tab locking 1 7045479 7045478 7045478 GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET I0 j REV 8 80 a we c 3 000 GROUP