FUEL EXHAUST CARBURETION C231 CHEVROLET 1980 HOLLEY 2BC Continued See Model Reference for Application GROUP DESCRIPTION OTY 11 12 3790 RESTRICTION hlgh speed bleed prim 1 10003434 10003434 3 790 RESTRICTION hrgh speed bleed sec 1 464079 464079 3 752 RETAINER choke shaft Ivr 2 14012903 14012903 3 756 RETAINER choke spring 1 6259044 6259044 3 755 RETAINER diaphragm rIng 1 14012902 14012902 3 752 RETAINER fast Idle ad rod 1 Y 3752 ROD choke 1 14022270 14022270 3768 ROD fast Idle ad 1 14012909 14012909 3752 RING thermo hsg ret 1 14022275 14022275 3 751 SCREW choke plate 4 335088 335088 3 841 SCREW diaphragm ad 1 3 858 SCREW duty cycle solenoid 1 335091 335091 3 766 SCREW fast I iI ad 1 374812 374812 3 766 SCREW Idle ad sec 1 335089 335089 3 756 SCREW IOIB stop 1 335097 335097 3 825 SCREW pump dIscharge 1 14009783 14009783 3 752 SCREW thermo hsg ret rung 3 3 751 SCREW throttle Ivr 1 335087 3 730 SCREW 8 LIw air horn 5 335094 335094 3 751 SCREW 8 Llw choke hsg 2 335092 335092 3 751 SCREW 8 Llw choke hsg 1 335098 335098 3 758 SCREW 8 Llw diaphragm cover 3 335091 335091 3 858 SCREW 8 Llw economizer 3 3 767 SCREW 8 Llw fast idle adj Ivr 1 14022243 14022243 3 842 SCREW 8 Llw pump cover 4 335098 335098 3 842 SCREW 8 Llw solenoid 3 335098 335098 3 750 SEAL choke hsg OITIIIQ 1 3752 SEAL choke rod 1 335115 335115 3 755 SEAL diaphragm 1 14009794 14009794 3 820 SEAL H C valve 1 3 858 SEAL O ring 1 704344 704344 3 764 SENSOR throttle 1 14022283 14022283 3 752 SHAFT 8 LEVER choke 1 14022242 14022242 3 752 SHAFT 8 LEVER choke hsg 1 374792 374792 3 440 SOLENOID antI diesel 14012913 3 858 SOLENOID mixture control 1 14024421 14024421 3 440 SOLENOID IE A VI 1 14022281 14022281 3 755 SOLENOID 8 BRACKET idle 1 3 755 SPRING diaphragm 1 10000704 10000704 3 841 SPRING diaphragm return 1 345645 345646 3 767 SPRING fast idle ad screw 1 14022269 14022259 3 765 SPRING fast Idle cam 1 14012905 14012905 3 740 SPRING fuel inlet filter 1 374740 374740 3 755 SPRING Idle ad needle 1 14012906 14012906 3 765 SPRING idle stop screw 1 2285797 2285797 3 756 SPRING pump return I 335130 335130 3 761 SPRING throttle Ivr 1 14012944 3763 SPRING throttle ret prim I 1 3750 THERMOSTAT 8 CAP 1 14022274 14022274 3786 TUBE main well IprIm I 14022249 14022249 3 786 TUBE main well sec 1 14022248 14022248 3 858 VALVE power 1 W 7 3 755 WASHER diaphragm 3 755 WASHER diaphragm seal 1 3 768 WASHER fast Idle ad Ivr 1 6259098 6259098 3762 WASHER fast idle adr spring 1 A 3 762 WASHER oper 8 Ivr sec I 1 3 754 WASHER pump cam 8 sensor lever 1 14022271 14022271 3 762 WASHER shaft leveling 1 1 I AREHOUSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATlON CHEVROLET 10 REV 5 81 3 181 c 3 000 GROUP