FUEL EXHAUST CARBURETION I c4o4 I CHEVROLET 1980 ROCHESTER 2BC Continued I See Model Reference for Application I GROUP DESCRIPTION OTV 64 65 66 67 68 3 741 SCREW throttle body 4 4 AR 17063590 17063590 17063590 17063590 17063590 I 3 454 SCREW throttle lever to body 4 4 4 1 3 444 SCREW throttle stop r 4 1 3960392 396lB92 3960392 3960392 3 755 SCREW vac brk attach 1 3 755 SCREW vac brk attach bottom 1 3 755 SCREW vac brk attach top 1 3 730 SCREW vent stack attach 1 I 3 820 SCREW vent valve cover 1 I 3 790 SCREW venturi cluster bracket center 1 I 3 790 SCREW venturi cluster outer AR 3 752 SCREW wire clamp 1 3 752 SEAL choke hsg to bowl 1 3 752 SEAL inter choke shaft ldustl 1 7037569 7037569 17058499 17058488 7037569 I 3 858 SEAL solenoid to float bowl 1 3 764 SENSOR throttle position 1 3 752 SHAFT ASM choke 1 7041234 7041234 7041234 7041234 7041234 3 752 SHAFT ASM inter choke 1 3 750 SHAFT LEVER choke 1 3 752 SHAFT LEVER ASM inter choke 1 17063458 17063459 17063458 17063458 17063458 3 842 SHAFT LEVER pump 1 I I 3 440 SOLENOID UNIT w brkt 1 17061769 17064873 17061822 I 3 440 SOLENOID idle stop 1 I 3 440 SOLENOID mixture control I 17063279 17063279 I 3 766 SPRING cam lever 1 17051494 17051494 17051494 17051494 17051494 3 753 SPRING choke valve 1 3 766 SPRING fast idle screw 1 7029900 7029900 7029900 7029900 7029900 I I 3 470 SPRING fuel tilter 1 7032732 7032732 7032732 7032732 7032732 I 3 870 SPRING governor 1 I 3 923 SPRING idle needle AR I I 3 766 SPRING idle stop screw 1 7003176 7003176 7003176 7003176 7003176 3 810 SPRING metering rod prim 1 7041459 7041459 17057068 17057069 7041459 I 3 859 SPRING pwr piston 1 7036019 7036019 I 3 925 SPRING pump discharge 1 3 841 SPRING pump return I 7042979 7042979 7042979 7042979 7042979 3 764 SPRING sensor adjustment 1 I 3 858 SPRING solenoid screw 1 17062262 17062262 I 3 858 SPRING solenoid rtn 1 17057074 17057074 I 3 766 SPRING throttle stop screw 1 I 3 750 STAT COVER COIL elect 1 17064473 17064473 17064106 17064106 17064702 I 3 750 STAT COVER COIL GASKET 1 I 3 761 STOP UNIT carb throttle 1 I 3 755 VACUUM BREAK ASM aux 1 17060518 17060518 3 755 VACUUM BREAK ASM primary I I 3 755 VACUUM BREAK BRACKET I choke side aux 1 I 3 755 VACUUM BREAK 8i BRACKET I rear aux I 17063958 i 3 755 VACUUM BREAK BRACKET I I Main throttle side 1 3 755 VACUUM BRK BRKT primer I 3 755 VACUUM BRK 8i BRKT secon ary 1 I 3 755 VACUUM BREAK CONTROL 1 BRACKET choke side 1 17063485 17063485 17060808 17060908 17060908 3 751 VALVE choke 1 7048904 7049904 7048904 7048904 7048904 3 820 VALVE idle air bleed 1 17063921 17063921 I 3 730 VENT STACK 1 3 786 VENTURI CLUSTER 1 3 823 WASHER idle needle spring 1 I 3 832 WASHER pump lever 1 3 444 WASHER tab locking 1 GM PARTS DIVISION GENERAL MOTORS CORPORAT DN CHEVROLET 10 I REV 9 80 4 zze c 3 000 GROUP I