6 CYLINDER ENGINE 0 646 CRANKSHAFT Engine NOTE When crankshafts with ith 16 tapped holes for harmonic balancer are substituted for crenkshafts with 5 18 tapped holes use 271629 bolt and 1199944 washers 76 ALL 250 3876840 1 252 00 CRANKSHAFT 77 79 ALL 250 460406 1 252 00 CRANKSHAFT 78 79 ALL 196 231 1260877 1 252 00 CRANKSHAFT NOTE 1 78 79 ALL 200 461353 1 252 00 CRANKSHAFT B0 81 ALL 229 14006726 I 250 00 CRANKSHAFT USED WTTH 3752487 PILOT BEARING FOR M T APPLICATIONS 80 81 ALL 231 3 1260873 1 265 00 CRANKSHAFT 80 81 ALL 231A 1260877 1 252 00 CRANKSHAFT 80 X 2 8 476504 1 248 00 CRANKSHAFT 81 X 2 8X 476504 1 248 00 CRANKSHAFT 81 X 2 82 476504 1 248 00 CRANKSHAFT 0 648 SLINGER Engine Crankshaft 78 81 ALL 196 231 1193967 1 44 SLINGER CRMSHF OIL 0 649 BEARING Engine Crankshaft Clutch Pilot 76 81 ALL W M T EXC 2 8 3752487 1 N L BEARING 0 659 BOLT DAMPER PULLEY Engine Crankshaft NOTE 1 1st design is two piece bonded together 2nd design is one piece cast iron 80 81 ALL 2 8 14001828 1 94 BOLT TORSIONAL DAMPER 76 ALL 250 352153 1 48 75 DAMPER TORSIONAL 77 79 B 250 EXC A C 458149 1 48 75 DAMPER TORSIONAL 77 79 B 250 W A C 461326 1 48 75 DAMPER TORSIONAL 77 79 F X 250 458149 1 48 75 DAMPER TORSIONAL 78 ALL 196 1258589 1 31 25 DAMPER TORSIONAL 78 79 ALL 200 461337 1 30 25 DAMPER TORSIONAL 78 ALL 231 1257126 1 30 50 DAMPER TORSIONAL 79 ALL 196 25501702 1 3125 DAMPER TORSIONAL 79 ALL 231A 2 25501700 1 31 25 DAMPER TORSIONAL 80 A B F 231A 25503832 1 31 25 DAMPER TORSIONAL 80 81 ALL 229 461337 1 30 25 DAMPER TORSIONAL 80 ALL 231 3 25501860 1 31 25 DAMPER TORSIONAL 80 H 231 1ST DES 25503832 1 3125 DAMPER TORSIONAL NOTE 1 80 H 231 2ND DES 25506570 1 31 25 DAMPER TORSIONAL NOTE 1 80 X 2 8 477234 1 31 25 DAMPER TORSIONAL 81 ALL 231 3 25506571 1 31 25 DAMPER TORSIONAI 81 ALL 231A 25506570 1 31 25 DAMPER TORSIONAL 81 X 2 8 14024247 1 3125 DAMPER TORSIONAL 76 ALL 250 WTAC 3883263 1 12 90 PULLEY 1 GROOVE 6 i DIA 76 77 H X 231 1249742 1 17 85 PULLEY 3 GROOVE 6 lr DIA 77 A 250 W A C 3883263 1 12 90 PULLEY 1 GROOVE 6 DIA 77 78 A B 200 W 55 63 80 AMP 3972180 I 26 50 PULLEY 3 GROOVE 7 DIA 77 79 B F 250 WiA C 3883263 1 12 90 PULLEY 1 GROOVE 63 DIA 77 79 X 250 W A C CALIF OR P S 3883263 1 12 90 PULLEY 1 GROOVE 6 i DIA 78 79 A 200 EXC 55 63 80 AMP GEN 3956666 1 15 20 PULLEY 2 GROOVE 6 w DIA 78 A 231 EXC A C H D C P S 1235798 1 9 85 PULLEY 2 GROOVE 5 E DIA X 2 78 A 231A Wi A C P S 1235821 I 19 50 PULLEY 3 GROOVE 6 i DIA 78 AZ 231 WlP EXC A C CALIF 1256531 1 15 20 PULLEY 2 GROOVE 5 DIA X 3 78 79 H 196 231 W A C 1249742 1 17 85 PULLEY 3 GROOVE 6 DIA 78 79 H 196 231 EXC A C 1256531 1 15 20 PULLEY 2 GROOVE 5 B DIA X 3 79 A 200 W1 55 63 80 AMP 3972180 1 25 50 PULLEY 3 GROOVE 7 DlA 79 A 231A EXC A C 1249742 1 17 85 PULLEY 2 GROOVES 170 72 MM 79 A 231A 2 W A C 1235821 1 19 50 PULLEY 3 GROOVE 6 i B DIA 79 B 231A 2 1235821 1 19 50 PULLEY 3 GROOVE 65 DIA 80 A 229 EXC 63 70 AMP GEN 3956666 1 15 20 PULLEY CRMSHF 2 GROOVE 6 i DIA 80 81 A 229 WJ63 70 AMP EXC A C 3972180 1 26 50 PULLEY CRiSHF 3 GROOVE 7 DIA 80 81 A B 231A 1235821 1 19 50 PULLEY CR SHF 3 GROOVE 6 7 DlA 80 81 AZ 231 3 1235821 1 19 50 PULLEY CR SHF 3 GROOVE 65w DTA 80 B 229 EXC AC 70 63 AMP 3956666 1 15 20 PULLEY CR SHF 2 GROOVE 6 Q DlA 80 81 B 229 W 63 70 AMP A T 3972180 1 26 50 PULLEY CR SHE 3 GROOVE 7 DIA 80 81 F 229 EXC A C 3956666 1 15 20 PULLEY CR SHF 2 GROOVE 6 DTA 80 81 F 229 W A C 3972180 1 26 50 PULLEY CR SHF 3 GROOVE 7 DIA 80 81 F 231A 546924 1 29 00 PULLEY CR SHE 4 GROOVE 5 2 DIA 80 H 231A EXC A C 1256531 1 15 20 PULLEY CRi SHF 3 GROOVE 65 DIA 80 H 231A W A C 1249742 1 17 85 PULLEY CR SHF 3 GROOVE 6 DIA 80 81 X 2 8 EXC P S 14001809 1 14 80 PULLEY CR SHF 1 GROOVE 172 32 lIM 80 81 X 2 8 WiA C P S 14001827 1 22 05 PULLEY CRmSHF 3 GROOVES 17232MM WAREHOUSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATION CHEVROLET 10 REV 5 81 0 31 0 646 0 659