FUEL EXHAUST CARBURETION V T1Z4 LIGHT TRUCK 1980 ROCHESTER 4BC Continued See Model Reference for Application GROUP DESCRIPTION OTY 21 22 Z3 24 25 3 730 SCREW air horn AR 17063591 17063591 17063591 17063591 17063591 3 730 SCREW air horn long i AR 17063592 17063592 17063592 17063592 17063592 3730 SCREW air horn short AR 7031105 7031105 7031105 7031105 7031105 3 755 SCREW aux vac break i i AR 3 444 SCREW bracket attach aux vac break AR 7043682 7043682 7043682 3 767 SCREW cam fast idle levers 3 750 SCREW choke hsg to bowl 1 7038808 7038808 7038808 7038808 7038608 3 752 SCREW choke lever 1 7029666 7029866 7029666 7029866 7029866 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 AR 7043682 7043682 17050732 4 3 766 SCREW fest idle adi 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 3960392 3960392 3960392 3 440 SCREW solenoid adjusting 1 3 440 SCREW solenoid stop 1 3 444 SCREW throttle stop 1 3 741 SCREW throttle body AR 3 752 SEAL choke hsg to bowl 1 7043367 7043367 7043367 7043367 7043367 3 752 SEAL inter choke shaft AR 7037569 17058488 17058468 17058486 17058468 3 764 SENSOR throttle position 1 3 752 SHAFT ASM choke 1 7038259 7038259 7038259 7038259 7038259 3 750 SHAFT ASM choke w lever 1 3 752 SHAFT LEVER ASM inter choke 1 17063458 17063458 17063458 17063458 17063458 3 440 SOLENOID UNIT wlbrkt 1 17062523 3 440 SOLENOID mixture control 1 3 766 SPRING cam follower L 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 7043568 7043568 7043568 7043568 3 623 SPRING idle needle AR 3 766 SPRING idle stop screw 1 7003176 7003176 7003176 7003176 7003176 3 810 SPRING metering rod prim 1 7041459 7041459 7041459 7041459 7041459 3 859 SPRING pwr piston 1 7036019 7036019 7036019 7036019 7036019 3 841 SPRING pump return 1 7042979 7042979 7042979 7042979 7042979 3 858 SPRING solenoid return 1 3 858 SPRING solendd screw 1 3 764 SPRING sensor adiustment 1 3 757 SPRING w cam 1 7035344 7035344 7035344 7035344 7035344 3 750 STAT COVER COIL elect 3 750 STAT DOVER COIL 8 GASKET 1 17066642 17066642 17066694 17066631 17066642 3 761 STOP UNIT carb throttle 1 3 459 THROTTLE KICKER 1 17057174 3 755 VACUUM BREAK BRACKET choke side aux 17062370 17062370 17062370 17063824 3 755 VACUUM BREAK BRACKET rear aux 3 755 VACUUM BREAK CONT 1 3 755 VACUUM BREAK CONT ASM aux 17062370 3 755 VACUUM BREAK CONTROL BRACKET choke side 1 7041534 3 751 VALVE choke I 7048904 7048904 7048904 7048904 7046904 3 820 VALVE idle air bleed 1 3 444 WASHER tab locking 1 7042653 3823 WASHER idle needle spring 1 WABEHOUS NG AND DISTRIBUTION DIVISION OF GENERAL MOTORS c0nP0nA r10N LT Tauck sn REV 1 84 3 77 c 3 000 GROUP