1 CH EVR0 LET A MODEL REFERENCE l 1981 ROCHESTER 2BC 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 l corresponding column number with same column number on charts l V PRODUCTION VIN l N0 DIV CODE USAGE COL N0 17081670 1234 X 151 w A T Closed Loop NB1 Exc A C 1 17081671 1234 X 151 w M T Closed Loop NB1 Exc A C 2 17081672 1234 X 151 wIA T Closed Loop NB1 A C 3 17081673 1234 X 151 w M T Closed Loop NB1 A C 4 17081194 12345 A 231A wlCaIif 5 17081196 12 F 231A w A T Closed Loop NB1 Fed 6 17081198 1234 B 231A w Calif 7 17081170 1 5 7 A 229 wlNM6 Export Canada Exc A C 8 17081171 1 5 7 A 229 w A C NM6 Export Canada 9 17081172 1 7 F 267 wlA T M33 NM6 Export Canada Exc A C 10 l 17081173 1 7 F 267 wlA T M33 A C NM6 Export Canada 11 l 17081174 1 5 7 A B 267 wINM6 Export Canada Exc A C 12 l 17081175 1 5 7 A B 267 wlA C NM6 Export Canada 13 l I 17081130 1 5 AT AW 229 w A T MV9 M31 Fed Exc A C 14 l 17081130 1 AZ 229 w Fed Exc A C 14 17081130 1 B 229 Exc A C 14 5 17081130 1 F 229 wlA T MV9 M31 Exc A C 14 17081131 1 5 A 229 w A T M64 Exc A C 15 l 17081131 1 F 229 wlA T M64 Exc A C 15 17081132 1 5 AT AW 229 wlA T MV9 M31 Fed A C 16 17081132 1 AZ 229 wIFed A C 16 17081132 1 B 229 w A C 16 l l 17081132 1 F 229 wlA T MV9 M31 A C 16 17081133 1 5 A 229 wlA T M64 A C 17 17081133 1 F 229 wlA T M64 A C 17 l 17081138 1 5 A B 267 w Fed Exc A C 18 l 17081138 1 F 267 wlA T MV4 Closed Loop NB1 Exc A C 18 17081140 1 5 A B 267 wIFed A C 19 17081140 1 F 267 wlA T MV4 Closed Loop NB1 A C 19 l 17081160 1 4 A 4 35 20 17081492 1234 7 B 231A w A C NM6 Export Canada 21 17081493 1234 7 B 231A wINM6 Export Canada Exc A C 22 l eM PARTS mvlslon GENERAL MOTORS c0RPORAT 0N cHEvROLET 10 REV 9 80 241 c 3 000 GROUP t l