C70 CHEVROLET CH EVROLET MODEL REFERENCE 1976 ROCHESTER 1BC Follow procedure outlined below to determine carburetor and or part number 1 Determine vehicle model 2 Determine engine and carburetor type 3 Part number can be determined by cross referencing corrseponding column with same column number on chan PRODUCTION USAGE COL NO 17056012 A w A T 250 exc Calif 17 17056314 A 250 Calif 23 17056015 A w M T w 3 08 ratio 250 21 17056018 A w C60 250 19 17056013 A X w M T wl2 73 ratio 250 20 17056013 F w M T 250 20 17056012 F X w A T 250 exc C60 Calif 17 17056314 F X w A T 250 Calif 23 17056014 F X w A T w C60 250 exc Calif 18 17056015 F X w M T w 3 08 ratio 250 exc Calif 21 17056022 H w A T w l R 140 exc C60 13 17056023 H w M T w A R 140 exc C60 15 17056026 H w A T w C60 w A I R 140 14 17056027 H w M T w C60 w A l R 140 16 17056030 T w A T 1 4 exc C60 Calif 4 17056034 T w A T 1 6 exc C60 Calif 8 17056031 T w M T 1 4 exc Calif 1 17056035 T w M T 1 6 exc C60 Calif 6 17056032 T w A T w C60 1 6 exc Calif 9 17056330 T w A T 1 4 Calif 3 17056036 T w A T w C60 1 4 exc Calif 5 17056331 T w M T 1 4 exc C60 Calif 2 17056332 T w A T w C60 1 6 Calif 10 17056334 T w M T 1 6 exc C60 Calif 11 17056335 T w M T 1 6 Calif 1st design 7 17056339 T will l T 1 6 Calif 2nd design 12 17056016 X w A T w non integral head 250 22 WAREHOU lNG Amo oisrnlsuriow DIVISION or GENERAL morons conr 0nATioN cHEvnotEr loY REV 5 81 3 1 c 3 000 GROUP