CH EVRO LET I MODEL REFERENCE I 1981 ROCHESTER 4BC I Follow prucedure outlined below to determine carburetor and or part number 1 Determine vehicle model check VIN DIVISIONAL CODE l 2 Determine engine and carburetor type 3 Part number can be determined by cross referencing corresponding column number with same column number on charts I VIN PRODUCTION DIV CODE USAGE COL NO 17081277 12 7 F 4 9T wlNM4 Export Canada 1 17081282 1 5 7 A35 80 B 305H Exc A C wINM6 Export Canada 2 17081283 1 5 7 A35 80 B 305H wIA C NM6 Export Canada 3 17081284 1 7 F 305H wIA T M33 Exc A C NM6 Export Canada 4 17081285 12 7 F 305H wIA T M33 A C NM6 Export Canada 5 17081274 12 F 4 9T wICIosed Loop NB1 6 17081243 1 4 A 231 3 wIA T Closed Loop NB1 7 17081202 1 5 A35 80 F 305H w A T MV4 Closed Loop NB1 Exc A C 8 17081202 1 5 A35 8 305H wIAT MV9 M31 Exc A C 8 I 17081202 1 B 305H wIClosed Loop NB1 Exc A C 8 I 17081202 1 A27 69 37 305H wIA T Exc A C l 8 I 17081203 1 F 305I I w M T M24 Exc A C l 9 I 17081204 1 5 A35 80 F 305H w A T MV4 A C Closed Loop NB1 10 17081204 1 5 A35 80 305H wIA T MV9 M31 A C 10 I 17081204 1 B 305H wIA C Closed Loop NB1 10 17081204 1 A27 69 37 305H wIA T A C l 10 17081207 1 5 A 305H wIM T M67 A C 11 I 17081207 12 F 305H wlM T M24 A C 11 17081216 1 A B 350L Exc A C 12 17081216 1 F 350L wIClosed Loop NB1 Exc A C 7 12 17081218 1 A B 350L w A C 13 17081218 1 F 350L w A C Closed Loop NB1 13 17081218 1 Y w A T MX3 13 I I I I vm I PRODUCTION DIV CODE USAGE COL N0 17080202 1 F 350L w A T Exc A C NM4 For breakdown see Export Canada 1980 chart pg 3 236C col 1 17080204 1 F 350L w A T A C NM4 For breakdown see Export Canada 1980 chart pg 3 236C col 2 17080207 1 F 350L wlM T NM4 For breakdown see Export Canada 1980 chart pg 3 2360 I col 3 I oM mars mvnsnou eznzim morons COHPORAT 0N CHEVROLET 10 Z REV 9 80 use c 3 000 GROUP I I