1983 ROCHESTER 2 BC FOLLOW PROCEDURE OUTLINED BELOW T0 DETERMINE CARBURETOR AND OR PART NUMBER 1 DETERMINE VEHICLE MODEL CHECK VIN DIVISIONAL 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 N0 17082130 1 5 G 229 W CLOSED LOOP EXC A C 1 17082130 1 B 229 W CLOSED LOOP EXC A C 1 17082132 1 5 G 229 W CLOSED LOOP A C 2 17082132 1 B 229 W CLOSED LOOP A C 2 17082184 1 34 B 231A W CALIF 3 17083454 1234 X 2 8Z W A T A I R EXC A C 4 17083453 1234 X 2 8X W M T A C A I R 5 17083455 1234 X 2 8Z W M T A I R 6 17083451 1234 X 2 8X W M T A I R EXC A C A 7 17083450 1234 X 2 8X W A T A I R EXC A C 8 17083456 1234 X 2 8Z W A T A I R A C 1 T DES 9 17083452 1234 X 2 8X W A T A C A I R 10 17083650 1234 X 2 8Z W A T A I R A C 2ND DES 11 17082182 1 5 G 231A W CLOSED LOOP 12 1 1991 GENERAL MOTORS SERVICE PARTS OPERAT 0NS CHEVROLET 17W 6 91 3 169 3 725