6 CYLINDER ENGINE 0 310 KEY Engine Valve Spring Cap 76 81 ALL i 3947770 AR 31 KEY VLV STEM 0 333 ARM RETAINER Engine Valve Rocker 76 79 ALL 250 5723551 12 N L ARM WI BALL NUT 78 79 ALL 196 231 1241850 6 N L ARM VLV RKR RH 78 79 ALL 196 231 1241851 6 N L ARM VLV RKR LH 78 79 ALL 200 3974290 AR N L ARM WFBALL NUT 80 81 ALL 229 3974290 AR N L ARM WHBALL VLV RKR 80 81 ALL 231 1241850 6 N L ARM RH VLV RKR 80 81 ALL 231 1241851 6 N L ARM LH VLV RI R 80 81 X 2 8 14002446 12 3 55 ARM W BALL VLV RKR 78 79 ALL 196 231 1254371 12 N L RETAINER RKR ARM 80 81 ALL 231 1254371 12 N L RETAINER RKR ARM 0 349 BOLT Valve Rocker Arm Shaft 78 81 ALL 196 231 1254198 6 61 BOLT RKR ARM SHF T0 HD 0 353 SHAFT Valve Rocker Arm 78 81 ALL 196 231 1254201 2 11 45 SHAFT VLV RKR ARM 0 386 COVER Engine Valve Rocker Arm NOTE I Use on engine with the intake manifold and cylinder head cast as separate units NOTE 2 Use on engine with the intake manifold cast as an integral part of cylinder head NOTE 3 May be necessary to remove the thin web cf the grommet for fresh air connecting tube 76 ALL 250 360932 1 22 80 COVER VLV RKR NOTE 1 3 76 ALL 250 366857 1 17 40 COVER VLV RKR NOTE 2 77 ALL 250 EXC CALIF 460489 1 17 95 COVER VLV RKR 77 ALL 250 CALIF 14002458 1 19 10 COVER VLV RKR 78 79 ALL 196 231A 2 1257149 LH 13 10 COVER VLV RKR 78 79 ALL 196 231A 2 1263016 RH 1310 COVER VLV RKR 78 79 ALL 200 461390 RH 11 30 COVER VLV RKR 78 79 ALL 200 14025549 LH 11 30 COVER VLV RKR 78 79 ALL 250 W I NTREGAL HD 14002458 1 19 10 COVER VLV RKR 79 ALL 250 EXC INTREGAL HD 473333 2 20 90 COVER VLV RKR 80 ALL 229 461390 RH 11 30 COVER VLV RKR 80 ALL 229 14025549 LH 11 30 COVER VLV RKR 80 81 ALL 231 3 1257418 RH 11 25 COVER VLV RKR 80 81 ALL 231 3 1257427 LH 16 55 COVER VLV RKR 80 81 ALL 231A 1257149 LH 1310 COVER VLV RKR 80 81 ALL 231A 1263016 RH 13 10 COVER VLV RKR 80 X 2 8 477213 LH 12 35 COVER VLV RKR 80 X 2 8 477214 RH 13 70 COVER VLV RKR 81 ALL 229 14025549 LH 1130 COVER VLV RKR 81 ALL 229 14025550 RH 11 30 COVER VLV RKR 0 413 BOLT RElNFORCEMENT SCREW STUD Engine Valve Rocker Arm Cover NOTE 1 Use an engine w the intake manifold cast as an integral part of cylinder head NOTE 2 Use on engine w the intake manifold and cylinder head cast as separate units 76 81 ALL 388708 AR 20 BOLT FLANGE HEX i 20 X IG 78 ALL 200 469505 8 32 BOLT VLV RKR CVR 79 ALL 200 460578 8 28 BOLT VLV RKR CVR 79 ALL 250 460578 7 28 BOLT VLV RKR CVR 80 81 ALL 229 460578 8 28 BOLT VLV RKR CVR 76 ALL 250 352172 11 26 REINFORCEMENT NOTE 1 76 ALL 250 3877670 AR 19 REINFORCEMENT NOTE 2 78 81 ALL 196 231 1251242 AR 73 SCREW W PLATE VLV RKR CVR HEX HD W 1 UNTHREADED STUD 78 81 ALL 196 231 1381008 AR 41 SCREW W PLATE VLV RKR CVR HEX HD LESS UNTHREADED STUD 76 ALL 250 352173 AR 85 STUD NOTE 1 0 423 GASKET Engine Valve Rocker Arm Cover NOTE Use H T V Form A Gasket in place of gaskets not listed 76 ALL 250 356846 1 5 15 GASKET 78 81 ALL 196 231 1253936 2 4 55 GASKET VLV RKR ARM CVR 0 426 ROD Engine Valve Push 76 79 ALL 250 3788495 12 2 15 ROD 78 81 ALL 196 231 1249139 12 2 85 ROD 78 79 ALL 200 3796243 12 N L ROD 80 81 ALL 229 3796243 12 N L ROD 80 81 X 2 8 476525 12 3 75 ROD 0 429 BALL NUT STUD Engine Valve Adjusting 76 79 ALL 250 3992294 12 53 BALL WAREHOUSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATION CHEVROLET IO 4 REV 5 81 0 27 0 310 0 429