FUEL EXHAUST CARBURETION CHEVROLET MODEL REFERENCE 1987 ROCHESTER 4 BC EXPORT CANADA FOLLOW PROCEDURE OUTLINED BELOW TO 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 NO 17087118 12 7 F 305H W M T NM5 EXPORT CANADA EXC A C 1 17087119 12 7 F 305H W A T A C NM5 EXPORT CANADA 2 17087120 12 7 F 305H W M T A C NM5 EXPORT CANADA 3 17087117 12 7 F 305H W A T NM5 EXPORT CANADA EXC A C A 0 1988 GENERAL MOTORS SERVICE PARTS OPERATIONS CHEVROLET 17F REV 6 88 CARB 4BBL ROCH 37 3 725 GROUP