FUEL EXHAUST CARBURETION B30Z BUICK 1980 ROCHESTER 2BC Continued See Model Reference for Application GROUP DESCRIPTION OTY 44 45 46 47 48 3 741 SCREW throttle body AR 17063590 17063590 17063590 17063590 17063590 3 454 SCREW throttle lever to body 1 3 444 SCREW throttle stop 1 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 3 820 SCREW vent valve cover 1 3 790 SCREW venturi cluster bracket center 1 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 dust 1 17058488 17058488 7037569 7037569 17058488 3 858 SEAL solenoid to float bowl Q 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 17063458 17063458 17063458 17063458 3 842 SHAFT LEVER pump 1 3 440 SOLENOID UNIT w brkt 1 17064873 17061822 3 440 SOLENOID idle stop 1 I 3 440 SOLENOID mixture control 1 17063279 17063279 17063279 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 3 470 SPRING fuel filter 1 7032732 7032732 7032732 7032732 7032732 3 870 SPRING governor 1 3 823 SPRING idle needle AR 3 766 SPRING idle stop screw 1 7003176 7003176 7003176 7003176 7003176 3 810 SPRING metering rod prim 1 17057068 17057068 7041459 7041459 17057068 3 859 SPRING pwr piston 1 3 825 SPRING pump discharge 1 3 841 SPRING pump return 1 7042979 7042979 7042979 7042979 7042979 3 764 SPRING sensor adjustment 1 3 858 SPRING solenoid screw 1 17062262 17062262 17062262 3 858 SPRING solenoid rtn 1 17057074 17057074 17057074 3 766 SPRING throttle stop screw 1 3 750 STAT COVER COIL elect 1 17064106 17064106 17064702 17070062 17064106 3 750 STAT COVER COIL 81 GASKET 1 3 761 STOP UNIT carb throttle 1 3 755 VACUUM BREAK ASM aux 1 17060518 17060518 17060518 3 755 VACUUM BREAK ASM primary 1 3 755 VACUUM BREAK BRACKET choke side aux 1 3 755 VACUUM BREAK BRACKET rear aux 1 17063958 17063958 3 755 VACUUM BREAK BRACKET Main throttle side i 1 3 755 VACUUM BRK BRKT primary 1 3 755 VACUUM BRK BRKT secondary 1 3 755 VACUUM BREAK CONTROL BRACKET choke side 1 17060808 17060808 17060808 17060808 17060808 3 751 VALVE choke 1 7048904 7048904 7048904 7048904 7048904 3 820 VALVE idle air bleed 1 17063921 17063921 17063921 3 730 VENT STACK 1 3 786 VENTURI CLUSTER 1 3 823 WASHER idle needle spring 1 3 832 WASHER pump lever 1 3 444 WASHER tab locking 1 WAREHOUS NG AND DISTRIBUTION DIVISION OF GENERAL MOTORS c0RPORATl0N Buick 41 L T REV 5 81 3 139 c 3 000 GROUP