FUEL EXHAUST CARBURETION C280 CHEVROLET 1980 ROCHESTER 4BC Continued See Model Reference for Application GROUP DESCRIPTION OTY 1 2 3 4 5 3 730 SCREW air horn AR 17053591 17053591 17053591 17053591 17063591 3 730 SCREW air horn long AR 17063592 17053592 17063592 17063592 17063592 3 730 SCREW air horn short AR 7031105 7031105 7031105 7031105 7031105 3 755 SCREW aux vac break AR 4 4 4 7043682 4 3 444 SCREW bracket attach aux vac break AR 4 7043582 4 7043682 7043682 3 757 SCREW cam fast idle levers 4 4 4 4 3 750 SCREW choke hsg to bowl 1 7038808 7038808 7038808 7038808 7038808 3 752 SCREW choke lever A 1 7029866 7029866 7029866 7029865 7029855 3 751 SCREW choke valve AR 7029866 7029866 7029866 7029866 7029866 3 752 SCREW coil lever 1 7019709 7019709 7019709 7019709 7019709 3 755 SCREW control attach 4 AR 17050732 17050732 17050732 17050732 17050732 3 766 SCREW fast idle adj 4 o 1 7044794 7044794 7044794 7044794 7044794 3 767 SCREW fast idle lever 1 7036079 7036079 7036079 7036079 7036079 3 761 SCREW idle stop 1 3960392 3960392 3950392 3950392 3960392 3 440 SCREW solenoid adjusting I 4 4 4 4 17063738 3 440 SCREW solenoid stop 1 3 444 SCREW throttle stop 1 4 3 741 SCREW throttle body AR 3 752 SEAL choke hsg to bowl 1 4 3 752 SEAL inter choke shaft AR 7037569 7037569 7037569 7037569 17058488 3 764 SENSOR throttle position 1 4 4 4 17053708 3 752 SHAFT ASM choke 4 1 7038259 7038259 7038259 7038259 7038259 3 750 SHAFT ASM choke w lever I 4 4 4 4 3 752 SHAFT LEVER ASM inter choke 1 17063458 17063458 17063458 17063458 17063629 3 440 SOLENOID UNIT w brkt 1 17061769 4 4 4 3 440 SOLENOID mixture control I 17063279 3 766 SPRING cam follower 4 4V 3 766 SPRING cam lever 1 17051494 17051494 17051494 17051494 17051494 3 766 SPRING fast idle screw 1 7029900 7029900 7029900 7029900 7029900 3 740 SPRING fuel filter 1 7043568 7043558 7043568 7032732 7043568 3 823 SPRING idle needle AR V 3 766 SPRING idle stop screw 1 7003176 7003176 7003176 7003175 7003176 3 810 SPRING metering rod prim 1 7041459 7041459 7041459 7041459 17057068 3 859 SPRING pwr piston 1 7036019 7035019 7036019 17055329 4 3 841 SPRING pump return 1 7042979 7042979 7042979 7042979 7042979 3 858 SPRING solenoid return I 17057074 3 858 SPRING solenoid screw 1 17062262 3 764 SPRING sensor adjustment 1 4 3 757 SPRING w cam 1 7035344 7035344 7035344 7035344 7035344 3 750 STAT COVER COIL elect 17064473 17064473 17064215 17063987 17064029 3 750 STAT COVER COIL GASKET I r 4 3 761 STOP UNIT carb throttle 1 4 4 3 459 THROTTLE KICKER 1 4 4 3 755 VACUUM BREAK BRACKET choke side aux 4 4 4 17064434 17064797 3 755 VACUUM BREAK BRACKET rear aux 4 3 755 VACUUM BREAK CONT 1 44444 3 755 VACUUM BREAK CONT ASM aux 4 4 4 4 4 3 755 VACUUM BREAK CONTROL 8I BRACKET choke side 1 17063485 17063485 17063485 17051261 17050759 3 751 VALVE choke I 7048904 7048904 7048904 7048904 7048904 3 820 VALVE idle air bleed 1 4444 4 3 444 WASHER tab locking 1 44444 3 823 WASHER idle neeclle spring 1 44444 WAREHOUSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS c0RP0RATI0N4cHEvR0LET 104444 REV 5 81 3 237 c 3 000 GROUP