CHEVROLET cm MODEL REFERENCE 1979 ROCHESTER 4BC Follow procedure outlined below to determine carburetor andlor part number 1 Determine vehicle model check VIN DIVISION CODE 2 Determine engine and carburetor type 3 Part number can be determined by cross referencing corresponding column number with same column number on charts VIN PRODUCTION DIV CODE USAGE COL NO 17059207 1 5 All 305H wI lVI T 1 17059203 1 F 350L w M T 2 17059216 1 5 A 35 80 305H w A T A C 3 17059216 1 3 A exc 35 80 305H w A T A C Fed 2 73R 3 17059216 1 A B F 350L wIA T A C Fed 3 17059217 1 5 A 305H wIA T exc A C 4 4 17059217 1 3 A exc 35 305H wIA T Fed 2 73R exc A C 4 17059217 1 A B F 305L w A T Fed exc A C 4 17059064 1 5 A 305H wIA T A C Stamped 17059064 5 17059502 1 All 350L wI A T Calif exc A C Stamped 17059502 6 17059502 1 5 A 35 80 305H wIA T M38 exc A C Stamped 17059502 6 17059502 1 A exc A35 80 305H wIA T Calif exc A C Stamped 17059502 4 6 17059504 1 All 350L wIA T A C Calif Stamped 17059504 4 7 17059504 1 5 A 35 80 305H wIA T lV 38 A C Stamped 17059504 7 17059504 1 A exc A35 80 305H wI A T A C Calif Stamped 17059504 7 17059504 1 A 305H wIA C Calif SEO QC1 9C6 Stamped 17059504 7 17059218 1 3 5 A 305H wIA T Fed 2 29R exc A C 8 17059222 1 5 A 305H wIA T IV 29 A C Fed 2 29 Ratio Stamped 17059222 4 9 17059582 1 5 All 350L wIA T Alt exc A C 10 17059582 1 5 A 305H wIA T Alt exc A C 10 17059584 1 5 All 350L wIA C Alt 11 17059584 1 5 A 305H wIA T A C Alt 11 17059062 1 A 305H wIA T IVIV9 exc A C 4 12 17059505 1 5 A B F 305H 350L wIA T Calif exc A C Stamped 17059505 4 13 17059505 1234 X 350L w Calif exc AC Stamped 17059505 13 17059507 1 5 A B F Y 305H 350L wIA T Calif A C Stamped 17059507 14 17059507 1234 X 350L wICaIif A C Stamped 17059507 4 14 LWAREHOUSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATIONWCHEI ROLETYIO77 REV 5 81 was c 3 000 GROUP