CADILLAC 1980 ROCHESTER 4BC Follow procedure outlined below to determine carburetor and or 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 numlber with same column number on charts VIN PRODUCTION DIV CODE USAGE COL NO 17080230 6 C 368 6 w Fed I 17080530 6 C 368 6 Exc Fed 2 j envi PARTS Division GENERAL MOTORS COFIPORAT ON CADlLl AC 6I REV 9 79 3 zs c 3 000 GROUP