FUEL EXHAUST CARBURETION T104 LIGHT TRUCK 1980 ROCHESTER 2BC Continued See Model Reference for Application GROUP DESCRIPTION DTV 1 2 3 4 5 3 741 SCREW throttle body 4 AR 17060653 3 454 SCREW throttle lever to body 1 3 444 SCREW throttle stop 1 17057276 3 755 SCREW vac brk attach 1 17060653 17060653 17060653 3 755 SCREW vac brk attach bottom 1 17057276 17057276 17057276 3 755 SCREW vac brk attach top I 7045470 3 730 SCREW vent stack attach 1 17061983 3 820 SCREW vent velve cover 1 7045470 7045470 7045470 3 790 SCREW venturi cluster bracket center 1 17061983 17061983 17061983 3 790 SCREW venturi cluster outer AR 3 752 SCREW wire clamp 1 3 752 SEAL choke hsg to bowl 1 7043367 3 752 SEAL Inter choke shalt dust I 7037569 3 636 SEAL sorenoru to war com 3 764 SENSOR throttle position 1 3 752 SHAFT ASM choke 1 7041234 3 752 SHAFT ASM inter choke 1 3 750 SHAFT 84 LEVER choke 1 7045256 7045256 7045256 7045256 3 752 SHAFT LEVER ASM inter choke 1 17060997 17060997 17060997 17060997 17063458 3 942 SHAFT 81 LEVER pump 1 3 440 SOLENOID UNIT w brkt 1 3 440 SOLENOID idle stop 1 17057277 17057277 17057277 17057277 3 440 SOLENOID mixture control 1 3 766 SPRING cam lever 1 17051494 3 753 SPRING choke valve l 3 766 SPRING fast idle screw 1 7029900 3 470 S PRI N G fuel fi lter 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 3 810 SPRING metering rod prim 1 V 7041459 3 859 SPRING pwr piston 1 7041477 7041477 7037851 7037851 7036019 3 825 SPRING pump discharge 1 7002118 7002118 7002119 7002118 3 841 SPRING pump return 1 17060690 17060690 17060690 17060690 7042979 3 764 SPRING sensor adiustment 1 3 858 SPRING solenoid screw 1 3 858 SPRING solenoid rtn 1 3 766 SPRING throttle stop screw 1 7011479 7011479 7011479 7011479 3 750 STAT COVER 81 COIL elect 1 17063693 17063693 17063693 17063693 3 750 STAT COVER COIL 8i GASKET 1 17066642 3 761 STOP UNIT carb throttle 1 3 755 VACUUM BREAK 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 81 BRKT primary 1 17064833 17064833 17064833 17064833 3 755 VACUUM BRK BRKT secondary 1 17062348 17062348 17062348 17062348 3 755 VACUUM BREAK CONTROL BI BRACKET choke side 1 17056010 3 751 VALVE choke 1 17057199 17057199 17057199 17057199 7048904 3 820 VALVE idle air bleed 1 3 730 VENT STACK 1 17057496 17057496 17057496 17057496 3 786 VENTURI CLUSTER 1 3 823 WASHER idle needle spring 1 3 832 WASHER pump lever 1 e 3 444 WASHER tab locking 1 7042653 7042653 7042653 7042653 GEI ERAL MOTORS SERVICE PARTS 0PERATIOII5 LT TRUCK 52A 3 OOO GROUP CARB 2BBL ROCH 22 REV 2 87