I FUEL EXHAUST CARBURETION C177 I CHEVROLET p I 1979 HOLLEY 2BC C0ntinuedI I I See Model Reference for Application GROUP DESCRIPTION 0TlI 16 17 18 19 20 1 3 790 RESTRICTION high speed bleed prim 1 ozssoos 14009790 14009790 10005610 10005610 I 3 790 RESTRICTION high speed bleed sec I 14009789 14009789 14009789 464078 464078 I 3 752 RE TA NER choke shaft Ivr 4 2 14012903 14012903 14012903 I 3 766 RETAINER choke spring e 1 6259044 6259044 6259044 6259044 6259044 3 755 RETAINER diaphragm ring 1 14012902 14012902 14012902 14012902 14012902 I 3 752 RETAINER fast idle adj rod 1 3 752 ROD choke 4 4 e 1 14012910 14012910 14012910 14002317 14002317 3 768 ROD fast idle adj e I 14012909 14012909 14012909 549260 549260 3 752 RING thermo hsg ref 1 549264 549284 549264 549264 549264 3 751 SCREW choke plate 4 335088 335088 335088 335088 335088 3 841 SCREW diaphragm adj 1 335070 335070 3 766 SCREW fast idle adj I 10003081 10003081 10003081 10003081 10003081 3 766 SCREW idle adj sec 1 360960 360980 360960 335089 335089 3 766 SCREW idle stop 1 335097 335097 335097 335097 335097 3 825 SCREW pump discharge 1 14009783 14009783 14009783 335096 335096 l 3 752 SCREW thermo hsg ret ring 3 549265 549265 549265 I 3 761 SCREW throttle Ivr 1 335087 335087 335087 335087 I 3 730 SCREW 81 L w air horn 5 335094 335094 335094 335094 335094 3 751 SCREW 81 L w choke hsg 2 335092 335092 335092 335092 335092 I 3 751 SCREW L w choke hsg 1 335098 335098 335098 335098 335098 3 758 SCREW L w diaphragm cover 3 335091 335091 335091 10012877 10012877 I 3 858 SCREW L w economizer 3 2285812 2285812 2285812 I 3 767 SCREW L w fast idle adj lvr 1 335095 335095 I 3 842 SCREW 81 L w pump cover 4 335098 335098 335098 I A 3 842 SCREW L w solenoid 3 335098 335098 335098 I I 3 750 SEAL choke hsg O ring 1 374833 374833 374833 l 3 752 SEAL choke rod 1 374752 374752 374752 374752 374752 l 3 755 SEAL diaphragm 1 14009794 14009794 3 820 SEAL H I C valve 1 360968 360968 1 3 858 SEAL 0 ring I 1 704344 704344 704344 704344 704344 3 752 SHAFT 81 LEVER choke 1 14009780 14009780 14009780 14002313 14002313 I 3 752 SHAFT LEVER choke hsg 1 374792 374792 374792 374792 374792 3 440 SOLENOID lE A V 1 549244 549244 549244 10003463 10003463 I 3 755 SOLENOID 8 BRACKET idle 1 3 755 SPRING diaphragm 1 10000704 10000704 10000704 10000704 10000704 3 841 SPRING diaphragm return 1 345646 345646 345646 345646 345646 I 3 767 SPRING fast idle adj screw 1 374830 374830 374830 374830 374830 3 766 SPRING fast idle cam 1 14012905 14012905 14012905 549258 549258 I 3 740 SPRING fuel inlet filter 1 374740 374740 374740 374740 374740 I 3 766 SPRING idle adj needle 1 14012908 14012906 14012906 I 3 766 SPRING idle stop screw 1 2285797 2285797 3 766 SPRING pump return I 335130 335130 335130 335130 335130 3 761 SPRING throttle Ivr 1 A 14012944 14012944 14012944 3 763 SPRING throttle raL prim 1 I 2285797 2285797 I 3 750 THERMOSTAT CAP 1 14012911 14012911 14012911 10003440 10003440 I 3 786 TUBE main well prim 1 14009785 14009785 14009785 335104 335104 3 786 TUBE main well sec 1 14009784 14009784 14009784 335103 335103 I 3 859 VALVE main feedback 1 10005609 10005609 I 3 792 VALVE main fuel metering 1 10005288 10005288 3 858 VALVE power 1 335113 335113 335113 3 755 WASHER diaphragm I 3 755 WASHER diaphragm seal 1 I 3 768 WASHER fast idle adj Ivr 1 6259098 6259098 6259098 6259098 6259098 I 1 3 762 WASHER fast idle adj spring 1 335138 335138 I I 3 762 WASHER oper Ivr sec 1 360983 360983 1 I 3 762 WASHER shaft leveling 1 360982 360982 I 1 GM PARTs DIVISION GENERAL MOTORS CORPORATION CHEVROLET 1O I gEv g go wz c 3 000 GROUP