6 CYLINDER ENGINE 0 309 CAP ROTATOR Engine Valve Spring Cun t 80 81 ALL 231 1254900 12 99 CAP VLV SPR i I 80 X 2 8 i 14003974 6 66 CAP INL VLV SPR 81 X 2 8 14004099 6 CAP INL VLV SPR 78 79 ALL 200 6263794 6 4 70 ROTATOR EXH VLV 80 81 ALL 229 6263794 6 4 70 ROTATOR EXH VLV 80 81 X 2 8 6263794 6 4 70 ROTATOR EXH VLV 0 310 KEY Engine Valve Spring Cap 76 81 ALL 3947770 AR 27 KEY VLV STEM 0 333 ARM RETAINER Engine Valve Rocker 76 79 ALL 250 5723551 12 N L ARM W BALL NUT 78 79 ALL 196 231 1241850 6 N L ARM VLV RKR RH I 78 79 ALL 196 231 1241851 6 N L ARM VLV RKR LH 78 79 ALL 200 3974290 AR N L ARM W BALL NUT 80 81 ALL 229 3974290 AR N L ARM W BALL VLV RKR 80 81 ALL 231 1241850 6 N L ARM FIH VLV RKR 80 81 ALL 231 124 851 6 N L ARM LH VLV RKR 80 81 X 2 8 14002446 12 3 40 ARM W BALL VLV RKR 78 79 ALL 196 231 1254371 12 N L RETAINER RKR ARM 80 81 ALL 231 1 254371 12 N L RETAINER RKR ARM V 0 349 V BOLT Valve Rocker Arm Shaft 78 81 ALL 196 231 1254198 6 59 BOLT RKR ARM SHF TO HD 0 353 SHAFT Valve Rocker Arm I 78 81 ALL 196 231 1254201 2 11 05 SHAFT VLV RKR ARM 0 386 COVER Engine Valve Rocker Arm NOTE 1 Use on engine with the intake manifold and cylinder head cast as seperate units 1 I 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 of the grommet for fresh air connecting tube 76 ALL 250 360932 1 22 00 COVER W GROMMET NOTE 1 3 76 ALL 250 366957 1 16 80 COVER NOTE 2 77 ALL 250 EXC CALIF 460489 1 17 30 COVER 77 ALL 250 CALIF 14002458 1 18 40 COVER 78 79 ALL 196 231A 2 1257149 LH 12 65 COVER VLV RKR ARM 78 79 ALL 198 231A 2 1263016 RH 12 65 COVER VLV RKR ARM I 78 79 ALL 200 461389 LH 10 90 COVER VLV RKR 78 79 ALL 200 461390 RH 10 90 COVER VLV RKR 78 79 ALL 250 W INTREGAL HD 14002458 1 18 40 COVER VLV RKR 79 ALL 250 EXC INTREGAL HD 473333 2 20 15 COVER VLV RKR 80 ALL 229 461389 LH 10 90 COVER VLV RKR 1 80 ALL 229 461390 RH 10 90 COVER VLV RKR 80 81 ALL 231 3 1260628 RH COVER VLV RKR ARM 80 81 ALL 231 3 1260629 LH COVER VLV RKR ARM I 80 81 ALL 231A 1257149 LH 12 65 COVER VLV RKR ARM 80 81 ALL 231A 1263016 RH 12 65 COVER VLV RKR ARM 80 X 2 8 477213 LH 11 90 COVER VLV RKR I 80 X 2 8 477214 RH 13 20 COVER VLV RKR 81 ALL 229 14025549 LH 10 90 COVER VLV RKR 81 ALL 229 14025550 RH 10 90 COVER VLV RKR 0 413 BOLT REINFDRCEMENT SCREW STUD Engine Valve Rocker Arm Cover NOTE 1 Use cn engine w the intake manifold cast es an integral part of cylinder head NOTE 2 Use an engine w the intake manifold and cylinder head cast as separate units 76 81 ALL 388708 AR 16 BOLT FLANGE HEX 20 X W 78 ALL 200 469505 8 28 BOLT VLV RKR CVR 79 ALL 200 460578 8 27 BOLT VLV RKR CVR 79 ALL 250 460578 7 27 BOLT VLV RKR CVR 80 81 ALL 229 460578 8 27 BOLT VLV RKR CVR 80 B EXPORT L93 1255271 1 80 BOLT W PLATE VLV RKR CVR TO CYL HD 76 ALL 250 352172 11 25 REINFDRCEMENT NOTE 1 76 ALL 250 3877670 AR 19 REINFORCEMENT NOTE 2 78 81 ALL 195 231 1251242 AR 70 SCREW W PLATE VLV RKR CVR HEX HD W 1 UNTHREADED STUD 78 81 ALL 196 231 1381008 AR 40 SCREW W PLATE VLV RKR CVR HEX HD LESS UNTHREADED STUD 76 ALL 250 352173 AR 82 STUD NOTE 1 V 0 423 GASKET Engine Valve Rocker Arm Cover i NOTE Use HJTIA F0rm A Gasket in place of gaskets not listed 76 ALL 250 356846 1 4 95 GASKET I 78 81 ALL 195 231 1253936 2 4 40 GASKET VLV RKR ARM CVR GM PARTS D Vl l0N GENERAL MOTORS CORPORATION CHEVROLET 10 L1 9 80 0 27 0 309 0 423 r