W I 6 CYLINDER ENGINE I 0 646 CRANKSHAFT Engine I NOTE When crankshafts with 76 tapped holes far harmonic balancer are substituted for crankshafts I I with A 78 tapped holes use 271629 bal and 1 199944 washers I 76 ALL 250 3876840 1 243 00 CRANKSHAFT 77 79 ALL 250 460406 1 243 00 CRANKSHAFT I 78 79 ALL 196 231 1260877 I 243 00 CRANKSHAFT USED WITH HARM I I BAL BOLT NOTE 1 I I 78 79 ALL 200 461353 1 243 00 CRANKSHAFT I 80 81 ALL 229 14006726 1 241 00 CRANKSHAFT USED WITH 3752487 I I PILOT BEARING FOR M T APPLICATIONS I 80 81 ALL 231 3 1260873 1 256 00 CRANKSHAFT I 60 81 ALL 231A 1260877 1 243 00 CRANKSHAFT I I 80 X 2 8 476504 1 239 00 CRANKSHAFT 4 I I 81 X 2 8X 476504 1 239 00 CRANKSHAFT I 61 X 2 82 14031377 1 243 00 CRANKSHAFT I 0 648 SLINGER Engine Crankshaft I I 78 B1 ALL 196 Z3I 1193967 I 42 SLINGER CR SHF OIL I 0 649 BEARING Engine Crankshaft Clutch Pilot I 76 81 ALL W M T EXC 2 8 3752487 1 1 95 BEARING 0 669 BOLT DAMPER PULLEY Engine Crankshaft I NOTE 1 Is design is two piece banded tagethsr 2nd design is one piece cast iran I B0 81 ALL 2 8 14001828 1 91 BOLT TORSIONAL DAMPER 76 ALL 250 352153 1 47 00 DAMPER TORSIONAL 77 79 B 250 EXC A C 458149 1 47 00 DAMPER TORSIONAL 77 79 B 250 W A C 461326 1 47 00 DAMPER TORSIONAL 77 79 F X 250 458149 1 47 00 DAMPER TORSIONAL 76 ALL 196 1258589 1 30 25 DAMPER TORSIONAL 78 79 ALL 200 461337 1 29 25 DAMPER TORSIONAL I 78 ALL 231 1257126 1 29 50 DAMPER TORSIONAL I 79 ALL 196 25501702 I 30 25 DAMPER TORSIONAL I 79 ALL 231A 2 25501700 1 30 25 DAMPER TORSIONAL I 80 A B F 231A 25503832 1 30 25 DAMPER TORSICINAL I 80 81 ALL 228 461337 1 28 25 DAMPER TORSIONAL I 80 ALL 231 3 25501860 1 30 25 DAMPER TORSIONAL I 80 B EXPORT L93 25503832 1 30 25 DAMPER TORSIONAL I I I 80 B EXPORT L91 25503832 1 30 25 DAMPER TORSIONAL I 80 H 231 1ST DES 25503832 1 30 25 DAMPER TORSIONAL NOTE 1 80 H 231 2ND DES 25506570 1 30 25 DAMPER TORSIONAL NOTE 1 80 X 2 8 477234 1 30 25 DAMPER TORSIONAL B ALL 231 3 25506571 1 30 25 DAMPER TORSIONAL I I 8I ALL 231A 25505570 1 30 25 DAMPER TORSIONAL I 81 X 2 8 14024247 1 DAMPER TORSIONAL I 76 ALL 250 W A C 3883263 1 12 45 PULLEY 1 GROOVE 6 DIA I 76 77 H X 231 1249742 1 17 20 PULLEV 3 GROOVE 6 4 DIA I 77 A 250 W A C L 3883283 1 I2 45 PULLEV I GROOVE 6 I DIA 1 77 78 A B 200 W 55 63 80 AMP 3972180 1 25 50 PULLEV 3 GROOVE 7 DIA 77 79 B F 250 W A C 3883263 1 12 45 PULLEY 1 GROOVE 6 4 DIA 77 79 X 250 W A C CALIF OR P S 3883263 I 12 45 PULLEV 1 GROOVE 6 4 DIA 76 79 A 200 EXC 55 63 80 AMP GEN 3956666 1 14 65 PULLEY 2 GROOVE 6 DIA 78 A 231 EXC A C H D C P 5 1235798 1 9 50 PULLEY 2 GROOVE 5 DIA X 2 78 A 231A W A C P 5 1235821 1 18 80 PULLEV 3 GROOVE 6 DIA 78 AZ 231 W P S EXC A C CALIF 1256531 1 14 65 PULLEY 2 GROOVE 5 DIA X 3 I 78 79 H 196 231 W A C 1249742 1 17 20 PULLEY 3 GROOVE 6 DIA 76 79 H 196 231 EXC A C 1258531 1 14 65 PULLEV 2 GROOVE 57 DIA X 3 I 79 A 200 W 55 63 80 AMP 3972180 I 25 50 PULLEY 3 GROOVE 7 4 DIA I 79 A 231A EXC A C 1249742 I 17 20 PULLEY 2 GROOVES 170 72 MM 79 A 231A 2 W A C 1235821 I 18 80 PULLEV 3 GROOVE 65 DIA I 79 B 231A 2 1235821 1 18 80 PULLEY 3 GROOVE 6 A DIA I 80 A 229 EXC 63 70 AMP GEN 3956666 1 14 65 PULLEY CR SHE 2 GROOVE 6 4 DIA I 80 81 A 229 W 63 70 AMP EXC I A C 3972180 1 25 50 PULLEY CR SHF 3 GROOVE 7 I DIA 80 81 A 9 231A 1235821 I 18 80 PULLEY CR SHP 3 GROOVE 6 DIA I 80 81 AZ 231 3 1235821I 1 18 80 PULLEY CR SHF 3 GROOVE 6 DIA I 80 6 229 EXC A C 70 63 AMP 3956666 1 14 65 PULLEY CR SHF 2 GROOVE 6 I DIA I 60 81 B 229 W 63 70 AMP A T 3972180 1 25 50 PULLEY CR SHF 3 GROOVE 7 DIA I I 80 81 F 229 EXC A C 3956866 I 14 65 PULLEY CR SHP 2 GROOVE 6 DIA I I 80 81 F 229 W A C 3972180 I 25 50 PULLEY CR SHF 3 GROOVE 7 A DIA I 80 81 F 231A 546924 I 26 00 PULLEY CR SHF 4 GROOVE 5 DIA 80 H 231A EXC A C 1256531 1 14 65 PULLEY CR SHF 3 GROOVE 5 DIA I 80 H 231A W A C 1249742 1 17 20 PULLEY CFI SHF 3 GROOVE 6 DIA t GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 10 I 9 80 0 21 0 6460 659 I 1 I I I I I