CADILLAC 1979 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 number with same column number on clharts VIN PRODUCTION DIV CODE USAGE COL NO 17059230 6 C 425 w Fed 1 17059232 6 C 425 w Alt 2 17059530 6 C 425 w Calif 3 17059532 6 D Z 425 4 eM mms oivision GENERAL morons CORPORAT ON CAD LLAC 61 REV 9 79 3 19 c 3 000 GROUP