FUEL EXHAUST CARBURETION B181 BUICK 1980 ROCHESTER 2BC Continued See Model Reference for Application GROUP DESCRIPTION OTY 21 22 23 24 t Z5 3 741 SCREW throttle body AR 17060653 17060653 17060653 17060653 17060653 3 454 SCREW throttle lever to body 1 3 444 SCREW throttle stop 1 17057276 17057276 17057276 17057276 17057276 3 755 SCREW vac brk attach I 3 755 SCREW vac brk attach bottom 1 7045558 7045558 7045558 7045558 I 3 755 SCREW vac brk attach top 1 7045470 7045470 7045470 7045470 7045470 3 730 SCREW vent stack attach 1 17061983 17061983 17061983 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 3 858 SEAL solenoid to float bowl 1 17057520 17057520 3 764 SENSOR throttle position 1 I 3 752 SHAFT ASM choke 1 3 752 SHAFT ASM inter choke I 1 3 750 SHAFT LEVER choke 1 7045494 7045494 7045494 7045256 7045256 3 752 SHAFT LEVER ASM inter choke 1 7045451 7045451 7045451 17060997 17060997 3 842 SHAFT LEVER pump 1 3 440 SOLENOID UNIT w brkt 1 3 440 SOLENOID idle stop 1 17061814 17061814 17061814 17060708 3 440 SOLENOID mixture control 1 17062172 17062172 3 766 SPRING cam lever 1 3 753 SPRING choke valve 1 3 766 SPRING fast idle screw 1 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 3 810 SPRING metering rod prim I 3 859 SPRING pwr piston 1 7041477 7037851 7037851 3 825 SPRING pump discharge 1 7002118 7002118 7002118 7002118 7002118 3 841 SPRING pump return 1 7042979 7042979 7042979 17060690 17060690 3 764 SPRING sensor adjustment 1 3 858 SPRING solenoid screw 1 3 858 SPRING solenoid rtn 1 I 3 766 SPRING throttle stop screw 1 7011479 7011479 7011479 7011479 7011479 3 750 STAT COVER 8i COIL elect 1 17061959 17061959 17061959 17063239 17063239 3 750 STAT COVER COIL GASKET I 3 761 STOP UNIT carb throttle 1 3 755 VACUUM BREAK BRACKET choke side aux 1 3 755 VACUUM BREAK BRACKET I rear aux 1 3 755 VACUUM BREAK BRACKET Main throttle side 4 1 3 755 VACUUM BRK BRKT primary 1 17064232 3 755 VACUUM BRK BRKT secondary 1 17062339 17062339 3 755 VACUUM BREAK CONTROL I BRACKET choke side 1 17058485 17058485 17058485 3 751 VALVE choke 1 7045276 7045276 7045276 7045276 7045276 3 820 VALVE idle air bleed 1 3 730 VENT STACK 1 17057496 17063314 17063314 17057496 17057496 3 786 VENTURI CLUSTER 1 3 823 WASHER idle needle spring I 1 3 832 WASHER pump lever 1 3 444 WASHER tab locking 1 7045479 7045479 7045479 7045479 3 755 VACUUM BREAK ASM primary 1 17062342 WAREI IOUSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORAT ON BU CK 41 F 3 000 GROUP 3 124 c REV 5 81