I I 292 ENGINE ASSEMBLY 0 308 SEAL SHIELD Valve Spring Cap 71 72 All 3835333A R A valve stem oil 71 72 All 3836755A R SHIELD cup I D x 1 O D T 0 309 CAP ROTATOR ASSY Valve Spring f 71 72 All 3729363A R I i O D stamped H 71 72 All exc L P Gas 6263794A R ROTATOR ASSY exhaust 0 310 KEY Valve Stem 71 72 All 838029A R gz O D x long 0 333 ARM Valve Rocker 71 72 All 5723551 12 I 0 386 COVER ASSY GROMMET Valve Rocker Arm 71 All 3994204 1 w cap 72 All 6259798 1 w grommet 71 72 All 3894337A R GROMMET 1 I D x 1 a O D 1 745 0 413 BOLT REINFORCEMENT Valve Rocker Cover NOTE 1 Use with 180016 Bolt 71 72 All 180016 1 I 20 x z I 71 72 All 3877670A R REINFORCEMENT 1 z 0 L Note 1 0 423 GASKET Valve Rocker Cover 71 72 All 3930912 1 A I 0 426 ROD ASSY 71 72 All 3788494 12 1 1 O L black stripe 0 429 STUD BALL NUT Valve Pnush Riod Adjusting 71 72 All 3814692 A R rocker arm ball 003 O S 24 x 2 blue paint 71 72 All 3815892A R rocker arm ball 013 0 5 24 x 2 orange paint a 71 72 All 3992 294 12 BALL dia 71 72 All 3744341 A R NUT arm adj 24 0 439 COVER Valve Push Rod and Cylincler Block 71 72 All 465810A R 0 443 GASKET Valve Push Rod and Cylinder Block Cover I 71 72 All 3858936 2 0 446 BOLT Valve Push Rod Cover 71 72 All 3814350 6 w seal l 18 x 0 459 TAPPE I Valve I 71 72 All I 5232450 12 hydraulic type 7 I I 0 519 CAMSHTAFT 71 72 All 3847998 1 ident 3848000 0 533 BEARING UNIT Camshaft Thrust 5 71 72 All 3790531 1 w spacing ring 1 I O D x 1 aa D 0 539 BEARING Camshaft No 1 Front 71 72 All 3750884 1 stamped 3750884 0 543 0 543 BEARING Camshaft No 2 Front Intermediate 4 71 12 All 3750884 1 stamped 3750884 0 546 BEARING Camshaft Center or Rear Intermediate 71 72 All 3750884 2 stamped 3750884 0 543 0 549 BEARING Camshaft Rear 71 72 All 3750884 1 stamped 3750884 0 543 0 553 PLUG Camshaft Bearing Hole in cylinder block 71 72 All 3704158 1 rear steel 2 dia x 4 thk V A I 0 603 ROD ASSEMBLY Connecting 71 72 All 331108 6 I GM PARTS D V SlON GENERAL MOTORS CORPORATION CHEVROLET 72TM REV 5 79 0 57 0 308 0 603 X A 2 I 7 JW i