58 62 Ser 4 w 2BC 58 59 Ser 5 6 w 7012457 3013 58 59 Ser 10F w 7011155 59 Ser 7 8 w 2BC 348 55 69 All w 2BC 7000293 2 09 SCREW venturi at outer holes No 8 32 x 1 66 67 All w 2BC 366 69 70 All w Roch 2BC 7009077 1 19 SCREW fuel outlet center w 7026113 7029122 23 24 7040123 24 7023 24 66 67 All w 2BC 366 69 70 All w Roch 2BC 7008502 2 09 SCREW fuel outlet otr w 7026113 7029122 23 24 7040123 24 7023 24 3 792 JET Carburetor Metering Rod 38 49 Util w 7002539 40 4600 50 51 Util 216 w 7004039 53 Util 216 7002651 1 91 1 step lean 60 degree approach w 7004600 38 53 Util 1 step rich 56 57 Ser 5 7 8 exc 4BC 56 57 Ser 6 w distr cont gov exc 4BC 58 59 Ser 5 exc 4BC standard 58 Ser 6 8 cyl exc 4BC 62 Ser 40 8 cyl 7002652 2 91 secondary 60 approach stamped 52 w 7011143 2457 3025 38 53 Util 216 1 step rich 59 Ser 9 10 exc 10F 60 62 TDM 60 62 Ser 80 exc 409 62 66 Ser 60 327 67 68 Ser 40 thru 60 w Roch 2BC 283 307 7002653 2 91 primary and secondary 60n approach orifice w 7013025 5025 7020109 0025 7105 6 8106 07 227 38 51 Util w 7002540 4600 52 Util 2 step rich w 7002540 4600 58 Ser 9 10 exc 10F main primary 60 approach 62 65 Ser 80 409 62 65 Ser 80 409 main secondary w 7012145 7020029 63 66 Ser 50 8 cyl 7002654 2 91 w 7012145 7020029 3009 3010 41 49 All w Roch Carb 50 51 Util 216 7002650 1 91 1 step lean w 7002539 4039 50 51 Util 235 1 step lean w 7002051 3060 3684 63 65 Ser 50 230 7002657 2 91 standard 60n approach stamped 57 w 7023017 50 51 Util 235 standard w 7002051 3060 3864 52 Util 235 1 step lean w 7004476 66 Ser 50 250 exc D D main metering 60u approach stamped 58 w 7026011 67 Ser 40 250 exc gov A I R 7002658 1 91 w 7027011 50 51 Util 235 standard w 7004476 7023003 3105 52 Util 235 7002659 1 91 primary w 7022660 5121 2 stamped 59 52 Util 235 7002660 1 91 w 7004476 stamped 60 53 59 Ser 4 Util 7002957 1 91 one step lean w 7004468 53 59 Ser 4 Util 7002958 1 91 main standard w 7004468 53 54 Util 1st Ser exc D D C O E 55 56 Ser 4 6 235 57 59 Ser 4 235 7002959 1 91 main 1 step rich Q 54 55 2 Ton 261 lst Ser exc C O E 55 59 Ser 6 261 1 step lean 60 61 Ser 60 6 cyl 62 Ser 50 60 6 cyl 62 Ser 40 261 7002964 1 96 main square approach stamped 64 54 55 2 Ton 261 1st Ser exc C O E 55 59 Ser 6 261 7002966 1 85 1 step rich stamped 66 55 Ser 4 5 6 8 cyl 1 step rich 63 Ser 60 SBC w 348 64 Ser 60 348 std w 7 O15019 stamped 54 60 61 Ser 60 70 8 cyl exc 4BC TDM 7002954 2 91 main square approach w 7015017 5019 55 56 Ser 5 55 59 Ser 4 6 8 cyl exc distr cont gov 4BC standard V 56 Ser 7 8 7002953 2 91 1 step rich square approach stamped 53 55 56 Ser 5 1971 CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORAT ON P A 31SY REV 6 71 3 ss 3 790 3 792