FUEL EXHAUST CARBURETION B175 BUICK 1980 ROCHESTER 2BC Continued See Model Reference for Application GROUP DESCRIPTION OTY I 11 12 13 14 15 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 1 3 755 SCREW vac brk attach bottom 1 7045558 7045558 7045470 7045558 7045558 3 755 SCREW vac brk attach top 1 7045470 7045470 7045470 7045470 7045470 3 730 SCREW vent stack attach 1 17061983 17061983 17057179 17057179 17057179 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 17057520 3 764 SENSOR throttle position 1 1706 989 17061989 17061989 3 752 SHAFT ASM choke V 1 3 752 SHAFT ASM inter choke 1 3 750 SHAFT LEVER choke 1 7045256 7045256 7045256 7045256 7045256 3 752 SHAFT LEVER ASM inter choke 1 17060997 17060997 17060997 17060997 17060997 3 842 SHAFT LEVER pump 1 I 3 440 SOLENOID UNIT w brkt 1 3 440 SOLENOID idle stop 1 17060708 17060708 17060708 17060708 3 440 SOLENOID mixture control 1 17062172 17062172 17062172 3 766 SPRING cam lever 1 3 753 SPRING choke valve 1 3 766 SPRING fast idle screw 1 I 3 470 SPRING fuel filter 1 7032732 7032732 7037232 7037232 I 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 1 3 859 SPRING pwr piston 1 7037851 7037851 3 825 SPRING pump discharge Q 1 7002118 7002118 7002118 7002118 7002118 3 841 SPRING pump return 1 17060690 17060690 17060690 17060690 17060690 3 764 SPRING sensor adjustment 1 17058407 17058407 17058407 3 858 SPRING solenoid screw 1 3 858 SPRING solenoid rtn 1 3 766 SPRING throttle stop screw 1 7011479 7011479 7011479 7011479 7011479 3 750 STAT COVER COIL elect 1 17062601 17062601 17063239 17063239 17062597 3 750 STAT COVER COIL GASKET 1 3 761 STOP UNIT carb throttle 1 3 755 VACUUM BREAK 8I BRACKET choke side aux 1 3 755 VACUUM BREAK BRACKET rear aux 1 3 755 VACUUM BREAK BRACKET Main throttle side 1 3 755 VACUUM BRK BRKT primary 1 17062344 I 3 755 VACUUM BRK BRKT secondary 1 17062339 17062339 17062339 17062339 17062339 3 755 VACUUM BREAK CONTROL BRACKET choke side 1 3 751 VALVE choke 1 7045276 7045276 17057199 17057199 17057199 3 820 VALVE idle air bleed 1 3 730 VENT STACK 1 17057496 17057496 17063314 17063314 17063314 3 786 VENTURI CLUSTER 1 3 823 WASHER idle needle spring 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 17062342 17062342 17062342 wAREI IDIJSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS c0RPORATION BuIcI 41 3 000 GROUP 3 118 c REV 5 81