IGM CHEVROLET GROUP 3 725 ORIGINAL CARBURETOR NUMBER 7012128 7011108 1958 CHEVROLET V 8 MODEL 4GC Continued 1958 YEAR 283 ENGINE 348 ENGINE APPLICATION 7012128 7011108 Carburetor No Illus Na GROUP 3 734 FLOAT BOWL PARTS 21 7008694 7008694 Spring Pump Return 22 7003838 7003838 Guide Pump Discharge Spring 23 7006059 7006C59 Spring Pump Discharge Ball 2n 7002117 7002117 Eall Pump Discharge 25 Ball Pump Inlet 26 Retainer Pump Screen 27 Screen Pump Inlet 28 7012327 7012073 Float Bowl Assembly 29 7012191 7012345 Venturi Cluster Primary 30 7012260 7012260 Venturi Cluster Secondary 31 451910 451 10 Screw Cluster Attaching 32 70086T4 7010918 Power Valve Assembly 33 7001613 7001613 Gasket Power Valve 34 7007803 7007803 Gasket Venturi Cluster 4 7002648 7002658 Jet Primary Standard 35 7002652 7008665 Jet Secondary 36 7008958 7012211 Auxiliary Throttle Valve Assembly 37 7002814 7002814 Plug Lead Ball Small 38 7010549 7010549 Plug Lead Ball Large GROUP 3 750 CHOKE PARTS 39 7007502 7007502 Gasket Choke Housing 40 E70131 7012239 Choke Housing Assembly 41 7004821 7004821 Screw Choke Housing 42 7006643 7006643 Baffle Plate 43 7002760 7002760 Gasket Stat Cover 44 F 7013105 7012309 Stat Cover Coil and Gasket Assembly 45 1875051 1875051 Screw Trip Lever 46 7000196 7000196 Trio Lever 47 7027897 7027897 Choke Lever and Collar Assembly 48 7000191 7000191 Choke Valve 49 7007627 7007627 Screw Choke Valve 5 7008185 7008185 Choke Shaft and Lever Assembly 5 7009691 7012392 Choke Piston 52 7004748 7004748 Pin Choke Piston 53 7006846 7006 846 Retainer Stat Cover Toothed 54 7000614 700 0 6 14 Retainer Stat Cover Plain 55 7010424 7010424 Screw Stot Cover 56 7007893 7007893 Expansion Plug 9 16 Dia 5 7006475 7006475 Ex ansion Plug 3 8 Dia GROUP 3 729 THROTTLE BODY PARTS 58 7009761 7009762 Ga5ket Throttle Body 59 7004324 7004324 Screw Throttle Body large 60 G 7015105 G 7015105 Screw Throttle Body Small 61 121744 121744 Lockwasher Small Screws 62 7009757 7012024 Cam fast Idle 63 7003561 7003561 Screw Cam Attaching 64 7009776 7009776 Choke Rod 65 H 836159 H 836159 Clip Choke Rod 66 7003137 7003137 Clip Pump Rod Upper 6 7009687 7009687 Pump Rod 68 H 836159 H 836159 Clip Pump Rod Lower 69 7011546 7011546 Screw Fast Idle 70 J 7009728 J 7009728 Spring Fast Idle crew 71 7000241 7000241 link Secondary Lever 72 H 836159 H8 36159 Clip Secondary Lever link 73 7012445 7012445 Secondary Lockout Spring Kit 74 7012037 7012074 Throttle Body Assembly 75 7009638 7009638 N edle Idle Adiustina 76 7011479 7011479 Spring Idle Needle 77 7006475 7006475 Plug Expansion 78 3751050 3743282 Flange Gasket E SUPERSEDES 7009689 F SUPERSEDES 7010191 G SUPERSEDES 7005188 H SUPERSEDES 7005032 J SUPERSEDES 7001690