I I CHEVROLET I MODEL REFERENCE 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 charts VIN PRODUCTION DIV CODE USAGE COL NO 17059202 1 A 35 80 305H w A T M29 exc A C 1 17059202 1 A exc A35 80 305H w A T Fed exc A C 1 17059203 1 A 305H w M T 2 17059204 1 A 35 80 v 305H w A T M29 A C 3 17059204 1 A exc A35 80 305H w A T A C Fed 3 17059582 1 A35 80 350Ll exc A C 6 17059582 1 A exc A35 80 305H w A T Alt exc A C 6 17059584 1 A35 80 350L w A C 7 17059584 1 A exc A35 80 305H w A T A C Alt 7 17059502 1 A 35 80 305H w A T M38 exc A C 9 17059502 1 A exc A35 80 305H w A T Calif exc A C 9 2 17059504 1 A 35 80 305H w A T M38l A C 1 0 17059504 1 A exc A35 80 305H w A T A C Calif 10 17059202 1 B F 350L w A T Fed exc A C 1 17059204 1 B F 350L w A T A C Fed 3 17059582 1 B F 350L w A T Alt exc A C 6 17059584 1 B F 350L w A T A C Alt 7 17059502 1 B F 350L w A T Calif exc A C 9 4 17059504 1 B F 350L w A T A C Calif 10 17059203 1 F 305L w M T 2 17059582 1 X 305L w A T Alt exc A C 6 17059584 1 X 350L w A T A C Alt 7 17059502 1 X 350L w A T Calif exc A C 9 17059504 1 X 350L w A T A C Calif 10 17059202 1 Y w A T Fed exc A C SP H Per 1 17059203 1 Y wIM T exc SP H per 2 17059204 1 Y w A T A C Fed exc SP H Per x 3 17059210 1 Y w SP H Per A T exc A C V 4 17059211 1 Y wISP H Per M T 5 17059582 1 Y w Alt exc A C SP HIPer 6 17059584 1 Y w A C Alt exc SP H Per 7 17059228 1 Y w SP H Per A T A C 8 4 17059502 1 V w A T Calif exc A C 9 1 17059504 1 Y w A T A C CALIF 10 E GM PARTS DIVISION GENERAL MOTORS CORPORAT ON CHEVROLET 1O REV 9 78 was c 3 000 GROUP