I I I I 153 ENGINE ASSENIIBILY I I II I I V 0 546 BEARING Camshaft Center and Rear Intermediate See Group 0 539 for I I I Model Application I I I I I I I V 0 549 BEARING Camshaft Rear See Group 0 539 for Model Application 0 553 PLUG Camshaft BearingIHole rCup Type ln Cylinder Block I I I I I 83 85 All 153 3704168 1 I V 2 dia I I I I 0 603 ROD ASSEMBLY Connecting Less Dipper I I 63 85 All 153 I 3977110 A R I cap forged 3788437 0 616 BEARING UNIT Connecting Rod 1I Upper and 1 Lower I I I I I Refer to Chart for Model Application I I NOTE See Dealer PriceVScheduIe P A I 26 for applicable prices V I I I CONNECTING ROD BEARIINGIUNIT CHART I V I I MODEL USAGE STD 001 U S I 002 U S I 010 U S I 020 U S I 63 65 All 153 I 463259 463319 3716046 3715048 3715047 I I 0 623 I BOLT Connecting Rod Bearing Cap I I I I V 83 86 All 153 IQ I 480405 A R I I I I I V 0 626 NUT Connecting Rod Bearing Cap Bolt I I I NOTE 1 Also used with bolts not requiring cotter pins I 83 85 All 153 V I 3815280 16 24 type EA phosphate coated I I I I and soaped Y I 63 85 All 153 I 3868766 A R I 24 x thick hex nut bothIendsI I I flat Note 1 I 0 829 PISTON ASSEMBLY with Pin I I I I I V I NOTE Individual piston assemblies are available forwarranty purposes and for replacement of pistons I damaged when making repairs to engine assemblies I When ordering such parts it is necessary that you I specify on your order the reason the Iparts are required and also thatthe following note appears onI I I your order Do not ship unit package quantity I I I V I I NOTE See Dealer Price ScheduIeI P A 26 for applicable prices I V I I I I PISTON CHART V I I I STD 001 O S 010 0 S I 020 0 S I 030 0 8 040 0 S 63 66 All 153 3860407 3860413 I I I I 3860426 I I I 0 643 RING UNIT Piston Service Sets P I I I I NOTE See Dealer Price Schedule P A 26 for applicable prices I I I Original Equipment Type complete set for oneengine percontainer I I I I I STD I 020 0 8 I 030 O S I I I I I 83 85 All 153 3264000 I II I I I 328603 I NOTE 1 These are Molybdenum premium rings I I I I I NOTE 2 Only half of the components in this unit are required for 4 cyl models three quarters are I I I V I required for 6 cyl models V I I 0 646 CRANKSHAFT I I II I NOTE 1 When used on A T it will be necessary to remove the pilot bearing I V 63 66 All 153 6743124 1I Note 1 I 0 649 BEARING Crankshaft Clutch Pilot I I I 63 66 All 153 3752487 1 I bush type 2 IID x 1 OID x I I V 0 659 I PULLEY HUB KEY Crankshaft I I I NOTE 1 Used with pulleys and hubs having a shallow V deep keyway only All full depth slots I I take standard Woodruff key 10675 1 two short or 144542 one long in group 8 960 I V NOTE Cranlrshaft harmonic balancer isalso referred Ito as torsional damper I I GM PARTS DlvlSlON IGENERAL MOTORS CORPORATION l llEVROI ET 7I2TL E I I 0 646 0 869 V I I V I 0 4 6 I I I REV 5 79