FUEL EXHAUST CARBURETION C227 CHEVROLET 1980 HOLLEY 2BC Continued See Model Reference for Application GROUP DESCRIPTION OTY 1 2 3 4 5 3790 RESTRICTION high speed bleed prim 1 6259093 6259093 6259093 6259093 6259093 3 790 RESTRICTION high speed bleed lsecl 1 14009789 14009789 14009789 14009789 14009789 3 752 RETAINER choke shaft lvr 2 14012903 14012903 14012903 14012903 14012903 3766 RETAINER choke sprlng 1 6259044 6259044 6259044 6259044 6259044 3 755 RETAINER diaphragm ring 1 14012902 14012902 14012902 14012902 14012902 3 752 RETAINER fast Idle ad1 rod 1 W W W W W 3 752 ROD choke 1 14022270 14022270 14022270 14022270 14022270 3 768 ROD fast Idle ad1 1 14012909 14012909 14012909 14012909 14012909 3752 RING thermo hsg ret 1 14022275 14022275 14022275 14022275 14022275 3 751 SCREW choke plate 4 335088 335088 335088 335088 335088 3841 SCREW diaphragm ad1 1 335070 335070 335070 335070 335070 3 858 SCREW duty cycle solenoid 1 W W W W W 3 766 SCREW fast idle ad 1 374812 374812 374812 374812 374812 3 766 SCREW idle ad lsec 1 1 335089 335089 335089 335089 335089 3 766 SCREW idle stop 1 335097 335097 335097 335097 335097 3825 SCREW pump discharge 1 14009783 14009783 14009783 14009783 14009783 3 752 SCREW thermo hsg ret ring 3 W W W W 3 761 SCREW throttle Ivr 1 335087 W 335087 W 335087 3 730 SCREW 8r Llvv air horn 5 335094 335094 335094 335094 335094 3 751 SCREW 81 Llvv choke hsg 2 335092 335092 335092 335092 335092 3 751 SCREW 81 Llvv choke hsg 1 335098 335098 335098 335098 335098 3 758 SCREW 81 Llvv diaphragm cover 3 335091 335091 335091 335091 335091 3 858 SCREW 8 Llvv economizer 3 2285812 2285812 2285812 2285812 2285812 3 767 SCREW 81 Llvv fast idle ad 1vr 1 14022243 14022243 14022243 14022243 14022243 3 842 SCREW Llvv pump cover 4 335098 335098 335098 335098 335098 3 842 SCREW 81 Llvv solenoid 3 335098 335098 335098 335098 335098 3 750 SEAL choke 11sg O r1ng 1 W W W 3 752 SEAL choke rod 1 335115 335115 335115 335115 335115 3 755 SEAL diaphragm 1 14009794 14009794 14009794 14009794 14009794 3 820 SEAL H 1 C valve 1 W W W W 3 858 SEAL O ring 1 704344 704344 704344 704344 704344 3 764 SENSOR throttle 1 W W W W 3 752 SHAFT 8 LEVER choke 1 14022242 14022242 14022242 14022242 14022242 3 752 SHAFT 81 LEVER choke hsg 1 374792 374792 374792 374792 374792 3 440 SOLENOID anti dlesel 14012913 W 14012913 W 14012913 3858 SOLENOID mixture control 1 W W W 3 440 SOLENOID lE A V 1 1 549244 549244 549244 549244 549244 3 755 SOLENOID 8 BRACKET Idle 1 W WW W WW WW 3755 SPRING diaphragm I 10000704 10000704 10000704 10000704 10000704 3 841 SPRING diaphragm return 1 346646 346646 345646 345646 345646 3757 SPRINQ rm 1515 851 5151 1 1 14022269 14022269 14022269 14022269 14022269 3 755 5P1 1 N 3 1aS1 11119 55111 1 1 14012905 14012905 14012905 14012905 14012905 3 740 SPRING luel inlet filter 1 374740 374740 374740 374740 374740 3 766 SPRING idle ad1 needle 1 14012906 14012906 14012906 14012906 14012906 3 766 SPRING Idle stop screvv 1 2285797 2285797 2285797 2285797 2285797 3 766 SPRING pui11p return 1 335130 335130 335130 335130 335130 3 761 SPRING throttle Ivr 1 14012944 W 14012944 14012944 3 763 SPRING throttle ret lpr1rn1 1 W W W 3 750 THERMOSTAT CAP 1 14022274 14022274 14022274 14022274 14022274 3 786 TUBE main well lprim 1 1 14022249 14022249 14022249 14022249 14022249 3 786 TUBE main vvell lsec 1 1 14022248 14022248 14022248 14022248 14022248 3858 VALVE povver 1 335113 335113 335113 335113 335113 3755 WASHER diaphragm W W 3 755 WASHER diaphragm seal 1 W W W W 3 768 WASHER fast ldle ad1 lvr 1 6259098 6259098 6259098 6259098 6259098 3 762 WASHER fast Idle ad1 spring 1 W W W W 3762 WASHER oper 81 Ivr lsec 1 1 W WW W W W 3 764 WASHER pump cam 81 sensor lever 1 W W W WW 3 762 WASHER shaft leveling 1 W WW W WWWWAREROIJSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATIONWLZI 1EvI t0LETW10 WW REV 5 81 3 177 c 3 000 GROUP