307 ENGINE ASSEMBLY GMC GROUP 0 546 BEARING Camshaft Center or Rear Intermediate 73 All Blazer Jimmy 474007 2 14 90 BEARING stamped 3723586 8 1210A 0 549 BEARING Camshaft Rear 73 All Blazer Jimmy 474008 1 14 85 BEARING stamped 3723585 J 0 543 8 1210A 0 553 PLUG Camshaft Bearing Hole in cyl block 73 All Blazer Jimmy 3997752 1 33 PLUG rear 8 1360A 0 603 ROD ASM Connecting 73 All Blazer Jimmy 14031310 8 34 75 ROD ASM 8 1840A 0 616 BEARING UNIT Connecting Rod GMC 8 18603 NOTE Unit consists ol one upper and one lower bearing 73 All Blazer Jimmy 3910555 A FI N L BEARING UNIT std 8 18608 73 All Blazer Jimmy 3910556 A FI 6 95 BEARING UNIT 001 U 8 18608 73 All Blazer Jimmy 3910557 A Fl 7 00 BEARING UNIT 002 U 8 18603 73 All Blazer Jimmy 3910558 A R 8 40 BEARING UNIT 010 U 8 I860B 73 All Blazer Jimmy 3910559 A R 8 40 BEARING UNIT 020 U 8 18605 0 623 BOLT Connecting Rod Bearing Cap 73 All Blazer Jimmy 461372 16 1 25 BOLT 8 1870A 0 626 NUT Connecting Rod Bearing Cap Bolt 73 All Blazer Jimmy 3866766 A R 33 NUT 24 u J thick hex head 8 1900A 0 629 PIS 0N ASSEMBLY with Pin Refer to Piston Chart for model application GMC 8 1920B NOTE Individual piston assemblies are available for warranty purposes and far replacement of pistons damaged when making repairs to engine assemblies When ordering such parts il is necessary that you specify on your order the reason the parts are required and also that the following Nota appear on your order Do no ship unit package quantity 1 i C2 sua 73 CKGI Blezer Jimmy 3923294 A FI 37 00 PISTON ASM std 8 1920B 73 C2 Sub 73 CKGI Blazer Jimmy 3923297 A R 35 75 PISTON ASM 030 0 8 8 1920B 0 643 RING UNIT Piston Service Sets 8 19503 Original Equipment Type Complete set for one cylinder per container 73 All Blazer Jimmy 32B400A R N L RING UNIT std 8 1850B 73 All Blazer Jimmy 328503 A R 13 30 RING UNIT 030 U S 8 1950B 0 646 CRANKSHAFT NOTE I When using on models with AI remove clulch pilot bearing 73 All Blazer Jimmy 3941172 1 322 00 CRANKSHAFT Note I 8 1450A 0 649 BEARING Crankshaft Clutch Pilot 73 All Blazer Jimmy 3752487 1 N L BEARING I ush type u 0 D x H 5 0200 0 659 BALANCER PULLEY PULLEY ASM Crankshaft 73 All Blazer Jimmy 6272223 I 53 00 BALANCER 8 1450A 73 CK 2 w C A C exc A T 73 CI l Blazer Jimmy w C A C 329273 1 19 45 PULLEY 3 groove 8 1650A 73 G I 2 3 w C A C 73 CK 2 A T w C A C 14023148 1 32 25 PULLEY 3 groove 8 1650A 73 G l 2 3 w P S exc A C 73 CK I 2 Blazer Jimmy exc C A C 73 P 2 3 3956666 I 18 50 PULLEY ASM 2 groove 8 1650A 0 662 WASHER Harmonic Belancer and Crankshaft Pulley 73 All Blazer Jimmy 14001829 1 1 00 WASHER balancer D x I 0 D x n thk 8 1460 WAREHOUSING AND DISTRIBUTIONDIVISION OF GENERAL MOTORS CORFORATION LT TRIJCK 51 0 546 0 662 0 36 REV 2 83