I FUEL EXHAUST CARBURETION I CHEVROLET 1979 HOLLEV 2BC Continued See Model Reference for Application GROUP DESCRIPTION QTY 16 17 18 19 20 3 755 RETAINER diaphragm ring 4 1 14012902 14012902 14012902 14012902 14012902 3 752 RETAINER fast idle adj rod 1 3 752 ROD choke 1 14012910 l40l2910 14012910 14012910 l40129l0 3 768 ROD fast idle adj 1 14012909 14012909 l4012909 1401Z909 14012909 3 752 RING thermo hsg ret 1 549264 549264 549264 549264 549264 3 751 SCREW choke plate 4 335088 335088 335088 335088 335088 3 841 SCREW diaphragm adj 1 3 766 SCREW fast idle adj 1 374812 374812 374812 374812 374812 3 766 SCREW idle adj sec 1 335089 335089 335089 335089 335089 3 766 SCREW idle stop 1 335097 335097 335097 335097 335097 3 825 SCREW pump discharge 1 I4009783 14009783 14009783 14009783 14009783 3 752 SCREW thermo hsg ret ring 3 549265 549265 549265 549265 549265 3 761 SCREW throttle lvr 1 335087 335087 335087 3 730 SCREW 84 L w air horn 5 335094 335094 335094 335094 335094 3 751 SCREW L w choke hsg 2 335092 335092 335092 335092 335092 3 751 SCREW L w choke hsg 1 335098 335098 335098 335098 335098 3 758 SCREW L w diaphragm cover 3 335091 335091 335091 335091 335091 3 858 SCREW L w econumizer 3 2285812 2285812 2285812 2285812 2285812 3 767 SCREW L w fast idle adj lvr 1 3 842 SCREW L w pump cover 4 335098 335098 335098 335098 335098 3 842 SCREW L w solenoid 3 335098 335098 335098 335098 335098 I 3 750 SEAL choke hsg O ring 1 374833 374833 374833 374833 374833 I 3 752 SEAL choke rod 1 335115 335115 335115 335115 335115 3 755 SEAL diaphragm 1 3 820 SEAL H C valve 1 1 3 858 SEAL O ring 1 704344 704344 704344 704344 704344 3 752 SHAFT LEVER choke 1 14009780 l4009780 14009780 14009780 14009780 3 752 SHAFT LEVER choke hsg 1 374792 374792 374792 374792 374792 3 440 SOLENOID E A V 1 549244 549244 549244 549244 549244 3 755 SOLENDID BRACKET idle I 3 755 SPRING diaphragm 1 10000704 10000704 10000704 10000704 10000704 3 841 SPRING diaphragm return 1 345646 345646 345646 345646 345646 3 767 SPRING fast idle adj screw 1 374830 374830 374830 374830 374830 3 766 SPRING fast idle cam 1 14012905 14012905 14012905 14012905 14012905 3 740 SPRING fuel inlet filter 1 374740 374740 374740 374740 374740 3 766 SPRING idle adj needle 1 14012906 14012906 14012906 14012906 14012906 3 766 SPRING idle stop screw 1 I 3 766 SPRING pump return 1 335130 335130 335130 335130 335130 I 3 761 SPRING throttle lvr 1 347087 347087 3 763 SPRING throttle ret prim 1 I 3 750 THERMOSTAT CAP 1 1401291l 1401291l 1401291l 1401291l 14012911 I 3 786 TUBE main well prim 1 14009785 14009785 14009785 14009785 14009785 I 3 786 TUBE main well sec 1 14009784 14009784 14009784 14009784 14009784 3 858 VALVE power 1 335113 335113 335113 335113 335113 I 3 755 WASHER diaphragm I 3 755 WASHER diaphragm seal 1 3 768 WASHER fast idle adj lvr 1 6259098 6259098 6259098 6259098 6259098 3 762 WASHER fast idle ad spring 1 3 762 WASHER oper Ivr sec 1 3 762 WASHER shaft leveling 1 I J I I Grv PARTS DIVISION GENERAL MOTORS CORPORATION GREVROLET 10 I REV 9 78 3 12l c 3 000 GROUP I