C425 CHEVROLET MODEL REFERENCE 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 corresponding column number with same column number on charts PRODUCTION VIN N0 DIV CODE USAGE COL NO 17081670 1234 X 2 5 5 w A T Closed Loop NB1 Exc A C 1 17081671 1234 X 2 5 5 w ll l T Closed Loop NB1 Exc A C 2 17081672 1234 X 2 5 5 w A T Closed Loop NB1 A C 3 17081673 1234 X 2 5 5 w M T Closed Loop NB1 A C 4 17081194 1234 A35 231A w Calif 5 17081196 12 F 231A w A T 6 17081198 1234 B 231A w Calif 7 17081198 1234 A Exc 35 80 231A w Calif 7 17081130 1 5 A 229 w A T Fed Exc A C 1st Des 4 8 17081130 1 B 229 Exc A C 1st Des 8 17081130 1 F 229 wA T M31 Exc A C 1st Des 8 17081131 1 5 A 229 w A T lVl64 Exc A C 9 17081131 1 F 229 w A T M64 Exc A C 9 17081132 1 5 A 229 w A T Fed A C 1st Des 10 17081132 1 B 229 w A C 1st Des 10 17081132 1 F 229 w A T M31 A C 1st Des 10 17081133 1 5 A 229 vv A T M64 A C 11 17081133 1 F 229 w A T lVl64 A C 11 17081138 1 5 A B 26 7 w Fed Exc A C 12 17081138 1 F 267 w A T MV4 Closed Loop NB1 Exc A C 12 17081140 1 5 A B 267 w Fed A C 13 17081140 1 F 267 w A T MV4 Closed Loop NB1 A C 13 17081650 1234 X 2 8X wlA T Fed NB1 Exc A C 4 14 17081651 1234 X 2 8X w NI T NB1 Exc A C 15 17081652 1234 X 2 8X w A T A C Fed NB1 16 17081653 1234 X 2 8X w NI T A C NB1 17 17081656 1 X 2 82 w A T Exc A C 18 17081657 1 X 2 82 w M T 19 17081658 1 X 2 82 w A T A C 20 17081740 1234 X 2 8X w A T Calif NB1 Exc A C 21 17081742 1234 X 2 8X w A T A C Calif NB1 zz wAnEHouslMc AND D STRlBUTl0N olyisiow OF GENERAL morons CORPORATION CHEVROLET 10 REV 5 81 3 251 c 3 000 GROUP