FUEL EXHAUST CARBURETION 0134 I 1978 I HOLLEY 2BC Continued I I See Model Reference for Application I I GROUP DESCRIPTION OTV 6 7 8 I 3 752 RETAINER fast idle adj rod 1 464091 464091 I 3 752 ROD choke 1 14002317 335134 335134 3 768 ROD fast idle adj 1 549260 549260 549260 3 752 RING thermo hsg ret I 549264 549264 549264 I 3 751 SCREW choke plate 4 335088 335088 335088 I 3 841 SCREW diaphragm adj 1 335070 335070 335070 3 766 SCREW fast idle adj I 10003081 10003081 10003081 I I 3 766 SCREW idle adj sec 1 360960 360960 360960 3 766 SCREW idle stop I 335097 335097 335097 I 3 825 SCREW pump discharge 1 335096 335096 335096 I 3 752 SCREW thermo hsg ret ring 3 549265 549265 549265 I 3 761 SCREW throttle Ivr I 335087 335087 335087 I 3 730 SCREW L w air horn 5 335094 335094 335094 I 3 751 SCREW Llw choke hsg 3 335092 335092 335092 I 3 758 SCREW L w diaphragm cover 3 335091 335091 335091 I 3 858 SCREW Llw economizer 1 NS NS 3 767 SCREW L w fast idle adj Ivr 1 335095 335095 335095 I 3 842 SCREW L w pump cover 4 335098 335098 335098 I 3 842 SCREW L w solenoid 3 335098 335098 335098 I 3 822 SEAL adj needle 1 10005289 10005289 10005289 I 3 752 SEAL choke rod 1 374752 335115 335115 3 755 SEAL diaphragm 1 374750 374750 374750 I 3 820 SEAL H l C valve 1 360968 360968 360968 I 3 752 SHAFT LEVER choke I 14002313 464060 464060 I If I 3 752 SHAFT LEVER choke hsg I 374792 374792 I374792 I 3 440 SOLENOID E A V 1 NS NS I 3 440 SOLENO D BRACKET idle I 10003443 10003443 10003443 I 3 755 SPRING diaphragm I 10000704 10000704 10000704 I 3 841 SPRING diaphragm return I 345646 345645 345345 I 3 767 SPRING fast idle adj screw 1 374830 374830 374830 I 3 766 SPRING fast idle cam I 549258 549258 549258 I 3 740 SPRING fuel inlet filter I 374740 374740 374740 I I 3 766 SPRING idle adj needle 1 2295797 NS NS 3 766 SPRING idle stop screw I 2285797 2285797 2285797 3 766 SPRING pump return I 335130 335130 335130 3 761 SPRING throttle Ivr 1 347087 347087 347087 3 763 SPRING throttle ret prim I NS NS 3 750 THERMOSTAT CAP I 10003441 10003441 10003441 3 786 TUBE main well prim I 3351 I4 3351114 3351114 I 3 786 TUBE main well sec 1 335103 335103 33511 I 3 858 VALVE mein feedback I 10005609 10005609 10005609 I 3 792 VALVE main metering 1 10005288 10005288 10005288 I 3 858 VALVE power 1 NS NS I 3 755 WASHER diaphragm NS NS 3 755 WASHER diaphragm seal 1 360985 360985 360985 3 768 WASHER fast idle adj Ivr 1 6259098 6259098 6259098 3 762 WASHER fast idle adj spring 1 335138 335138 335138 I 3 762 WASHER oper Ivr sec 1 360983 360983 360983 3 762 WASHER shaft leveling I 360982 360982 360982 I I I I GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 10 I REV 9 80 1 ra c 3 000 GROUP 2 I