LIGHT TRUCK MODEL REFERENCE V 1981 ROCHESTER 4BC 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 DN CODE USAGE COL N0 17081205 CT C1 03 105 1 w1A T MV4 Exe A c 1 17081206 CT C1 03 305H w A T MV4 A C 2 17081227 CT G1 2 305H wIA T MV4 Exc A C 3 17081227 CT c2 K1 305H wIA T MV4 Exc A c 3 17081227 CT C1 06 16 305H w A T MV4 Exc A C 3 17081226 CT G1 2 2051 1 wIA T MV4 A c 4 17081226 CT C1 06 16 305H w AT MV4 A C 4 17081226 CT C2 K1 305H wlA T MV4 A C 4 17081220 CT C1 06 K1 305H wIM T M20 5 17081220 CT K1 C2 03 305H wIM T MC1 M20 5 17081220 CT G1 2 20511 w Mir Mc1 M62 5 1 17081506 CT C2 03 K1 03 16 350L wIA T Exc A C 6 L 17081506 CT G1 2 350L wIA T MV4 Calif Exc A C 6 17081506 CT CK1 06 K2 03 350L w A T Calif Exc A C 6 17081508 CT C2 03 K1 03 16 350L wIA T A C 7 17081508 CT G1 2 350L w A T MV4 Calif A C 7 17081508 CT CK1 06 K2 03 350L wIA T A C Calif 7 17081290 CT CK1 06 K2 350L w A T MV4 Fed Exc A C 8 17081290 CT G1 2 350L w A T MV4 Fed Exc A C 8 17081292 CT CK1 06 K2 350L w A T MV4 Fed A C 9 17081292 CT G1 2 350L w A T MV4 Fed A C 9 17081291 CT cK1 061 K2 350L w M T M20 MC1 10 17081291 CT G1 2 350L w M T MC1 M62 Fed 10 17081201 CT C1 03 305L w M T M20 M62 11 17081524 CT C1 03 16 305F Exc A C 12 17081524 CT G1 2 305F w A T MV4 Exc A C 12 17081526 CT C1 03 16 305F wIA C 13 17081526 CT G1 2 305F w A T MV4 A C 13 17081200 CT C1 03 305L wIM T MY6 14 kr W AREHOUSING AND DISTRIBUTION DIVISION 01 aznznkn MOTORS c0nP0nA1 10n L1 muck 52A REV 1 84 s me c 3 000 GROUP