1 COOLING GRILLE OIL SYSTEM 1 1 062 PULLEY REINFORCENIENT Fan and Coolant Pump Ccn t 1 66 68 Y 327 W SP H PER A I R 1 1 A C EXC P S 4 4 1 3883235 1 1 17150 PULLEY FRT DIA 5 7 8 4 4 1 66 68 Y 327 1W A1I R EXC A1C SP1 1 1 1 H PER 3900434 1 19 70 PULLEY j 1 1 V 1 66 68 Y 327 W SP H PER A1C 1 1 1 1 EXC P S 1 1 3995641 1 18 35 PULLEY DOUBLE 51890 O D1 1 1 1 66 68 Y 327 W SP H PER P S A1C 1 1 3995643 1 19 70 PULLEY 1 1 1 68 68 Y 327 427 W SF H PER1 1 1 A l R EXC A C 1 3765427 1 35 50 PULLEY FRT 7 1 B 0 0 1 1 1 66 67 Y 427 EXC1 A C 3906656 I 56 25 PULLEY 66 68 Y 427 W A C EXC 3 28C 3995644 1 24 45 PULLEY 3 GROOVE 1 1 67 Y 327 EXC A C A l R SP1 1 H PER 1 3883235 1 17 50 PULLEY FRT DIA 5 7 B 1 67 Y 327 EXC A C A R1 SP 1 H PER 1 1 3905995 1 25 50 PULLEY NOTE 1 68 Y EXC 427 2ND DESIGN 3883235 I 17 50 PULLEY FRT DIA 5 7 B 1 1 68 Y T H W H PER 427 EXC 3 2BC 1 1 3995644 1 24 45 PULLEY 3 GROOVE 1 68 Y 327 EXC SP H PER A C 3995643 1 19 70 PULLEY 1 1 1 68 Y 327 W SP H PER EXC 1 A1C 2ND DESIGN 1 3995641 1 18 35 PULLEY DOUBLE 5 890 0 0 J 1 1 1 1 68 1Y 427 EXC T H 1ST 1 1 1 1 1 DESIGN 1 1 3883235 1 17 50 PULLEY FRT DIA 5 7 8 1 68 Y 427 EXC T H A C 1ST 1 DESIGN 1 3995641 1 18 35 PULLEY DOUBLE 5 890 0 0 68 Y 427 W H D 1 3883235 1 17 50 PULLEY FRT DIA 5 7 8 68 69 Y 427 W H D 1 3995641 1 18 35 PULLEY DOUBLE 5 890 0 0 1 68 69 Y 427 W H PER SP I I PER 2N0 DES L 3995644 1 24 45 PULLEY 3 GROOVE 1 68 70 Y W C A C EXC 454 3995642 1 21 15 PULLEY DOUBLE 1 1 69 70 Y 350 EXC A C H PER SP 1 1 1 H PER 3995643 1 1 19 70 PULLEY 1 1 1 69 70 Y P50 W H PER SP H PER 1 1 1 1 EXC A C 3995641 1 18 35 PULLEY DOUBLE 5 890 0 0 69 74 Y 427 454 W A C EXC 1 3 2BC 1 3952332 1 116 00 PULLEY BELT IDLER 1 73 Y 350 EXC H r ER SP 1 1 H PER A CL 1 1 3995643 I 19 70 PULLEY 1 1 70 v 350 W SF H PER 3883235 1 17 50 PULLEY FRT DIA 5 7 8 70 Y 454 EXC H D 1 3995644 I 24 45 PULLEY 3 GROOVE Q 71 75 Y 350 140231581 1 17 50 PULLEY 1 GROOVE 5 3 4 DIA 71 80 Y 350 EXC A C 1 1 3991423 1 5 1 50 PULLEY W PUMP 2 GROOVE 5 13 16 1 1 DIA 1 1 71 74 Y 350 W A C 1 3991424 1 1 26 50 FULLEY 1 1 1 71 731 Y 454 3992071 1 34 75 PULLEY 1 1 74 Y 454 EXC A C 1 3992071 1 34 75 PULLEY 1 1 1 1 1 74 Y 454 W A C 336097 1 36 75 PULLEY 1 1 75 77 Y W A C 14023159 1 20 50 PULLEY 2 GROOVE 6 1 4 DIA 1 1 11 76 78 Y 350 W ALT CALIF 1 14023158 1 1 17 50 PULLEY FRT 1 GROOVE 5 3 4 DIA 1 1 78 79 Y W A C OR F44 EXC SP 1 1 1 1 1 H PER 1 1 14023159 1 20 50 PULLE1 2 GROOVE 6 1 4 DIA 1 1 78 Y W A T IV138 A C SP 1 1 1H PER 1 14023159 1 20 50 PULLEY 2 GROOVE 6 1 4 DIA 79 80 Y 350 W SP H PER 3991423 1 54 50 PULLEY W PUMP 2 GROOVE 5 13 161 1 1 1 DIA 79 Y 350 W CALIF EXC SP 1 1 1 1 1 1 1 H PER 14023158 I 17 50 PULLEY 1 GROOVE 5 3 4 DIA 1 1 80 82 Y Q 14023158 1 17 50 PULLEY 1 GROOVE 5 3 4 DIA 1 1 80 Y 305 350 EXC SP H PER 14023159 1 20 50 PULLEY 2 GROOVE 6 1 4 DIA 1 1 81 82 Y 1 1 14023159 1 20 50 PULLEY 2 GROOVE 6 1 4 DIA 1 1 58 61 Y 1 1 3720616 1 1 80 REINFORCEMENT CUP SHAPE 1 4 1 1 1 1 1 DEEP 31 2 O D X 5 8 I 0 W FOUR 1 1 1 1 11 32 HOLES 1 1 67 68 Y 327 EXC A C SP H PER 3720616 1 1 80 REINFORCEMENT CUP SHAPE 1 4 1 1 1 1 DEEP 31 2 0 0 X 5 8 I 01 W FOUR 1 1 1 1 11 32 HOLES 1 1 064 FAN SPACER Engine Cooling 1 1 1 1 NOTE 1 ORIGINAL EQUIPMENT FANS MAY BE REPLACED BY FANS WITH ADDITIONAL BLADES HIGHER 1 1 STRENGTH MATERIAL OR COMPOSITE BOLT CIRCLES 1 60 Y W FAN DRIVE EOUIP 3770529 1 1 28 50 FAN 17 5 BLADES 3 BOLT CIRCLE 2 HUB HOLE 1 1 61 67 Y EXC A C 396 427 3770529 1 128 50 FAN 17 5 BLADES 3 BOLT CIRCLE 2 1 11 HUB HOLE 11 1 WAI1EI IOUSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATION CHEVROLET 1 1A 1 062 1 064 1 2 REV 12 83 1 E 5 1