V V V 307 AND 327 E NGI l I E ASSEMBLIES I V Vi V 0 296 VALVVE Inlet I I V V V VV Refer to following Chart for Model Application r NOTE See Dealer Price Schedule P A 26 for applicable prices V VALVE CHART lnlet V STD 003 O S 015 0 8 I 030 0 S 68 72 All Blazer 307 3989083 3995684 3995685 3995686 65 68 All 327 3989088 3997749 3997750 I 3997751 0 297 VALVE Exhaust V V V Refer to following Chart for Model Application I V NOTE See Dealer Price ScheduIe P A 26 for applicable prices V VALVE CHART Exhaust I r Q STD 003 O S 015 0 S 030 0 S 65 68 All 327 3989089 3997726 3997727 3997725 68 72 All Blazer 307 329275 3995602 3995603 3995604 0 303 SPRING SHIM Valve 4 V V NOTE 1 Tolbe used in place of valve stem oil shield when removed at customers request 65 66 All 327 T 3735381 A R V inlet and exhaust vv damper 2 yellow T V l stripes plus maroon aluminum dl green I black blue and white ortan stripe I 67 72 All Blazer 307 327 3911068 1 6 w damper 65 70 AII Blazer 307 327 3731058 16 SHIM l D x 1 0 D x thick I Note 1 I 0 308 SEAL SHIELD Valve Spring Cap V a 65 72 AII Blazer 307 327 3835333 A R V V 0 ring inlet and exhaust 65 72 All Blazer 307 327 3836755 A R SHIELD cup shape l D x 1 0 D 0 309 CAP ROTATOR ASSY Valve Spring V I NOTE 1 Used with necked down stems Full dia stem on some models require cap 3776967 65 66 All 327 3729363 A R inlet and exhaust 1 It 0 D stamped H Note 1 67 72 All Blazer 307 327 3896934 A R valve spring cap A stamped on top of V V the surface inlet l u 0 D 65 68 All 327 6263794 A FI ROTATOR ASSY exhaust valve 1 0 D x thk stamped RCI I 0 310 KEY Valve Stem 65 72 All Blazer 307 327 Q 838029 A R V U shape 0 333 ARM Valve Rocker with Adjusting Screwand Nut 65 72 All Blazer 307 327 3974290 16 inlet and exhaust O stamped on inside I I I of pad end 2 0 386 COVER ASSY GROMMET Valve Rocker Arm I A 65 67 All 327 3910298 2 y left 88 72 All Blazer 307 327 6272227 2 R H or L H 65 67 All 327 70 72 All Blazer 307 I 3894337 1 GROMMET cover t0 a cl I D x a s I 1 0 0 0 413 BOLT REINFORCEMENT Valve Rocker Cover and Support Also see Group 0 366 NOTE 1 Use with Balt 180016 65 72 All Blazer 307 327 180016 1 4 20 x J 8 900 65 72 All Blazer 307 327 3877670 A R REINFORCEMENT I 0 L Note 1 0 423 GASKET Valve Rocker Cover V I V 65 72 All Blazer 307 327 3933964 2 I V I B 0 426 ROD Valve Push V Y NOTE 1 May have one black stripe at each end GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 72TL 0 296 0 426 o az I REV 5 79 I