285 AND 28 3 sENGlN E ASSEMBLIES A A if VA A 0 296 A VALVE Inlet it A A A A Refer to following Chart for Model Application l NOTE See Dealer Price Schedule P A 26 for applicable prices A A V VALVE CHART Inlet a A STD 003 0 S 015 0 S 030 O S S 55 87 All 265 283 A 3989083 3995684 A 3995685 A A 3995686 0 297 VALVE Exhaust 1 A A I A A U s A A Refer to following Chart for Model Application A NOTE See Dealer Price Schedule P A 26 for applicable prices A VALVE CHART Exhaust A STD 003 0 S 015 0 8 030 0 S 55 67 All 265 283 329275 A A 3995602 3995603 3995604 A A A 0 303 S PRING SHI M Valve A it A l A A NOTE A1 To be used in place of valve stem oil shield when removed at customers request 55 62 All 265 283 3836331 A R inlet and exhaust 2 n 0 L x l D It pink gray It green lavender brown A i med blue l 63 68 All 283 3735381 A R finlet and exhaust w damper 2 yellow A stripes plus maroon aluminum dk green A black blue and white or tan stripe 67 All 283 3911068 16 w damper L 1 55 67 All 265 283 3731058 16 SHIM l D x 1 1 0 D x 5 thick r A s Note1 A A 0 308 SEAL SHIELD Valve Spring Cap A A A v NOTE 1 Also used on 1941 47 models w two groove valve stem A 9 NOTE 2 This part can be installed on these models only when inlet valve guide boss has been machined to 570 580 dia and 44 height to accept it Used with in et valves when excessive oil consumption is attributed to valve stem leak U A 55 67 All 265 283 3835333 A R O ring inlet and exhaust Note 1 A 55 59 All 265 283 3764389 8 inlet valve stem to guide oil Note 2 A 55 67 All 265 283 3836755 A R SHIELD cup shape I D x 1 0 D A A 0 309 CAP Valve Spring 9 A A A A A NOTE 1 Used with necked down stems Full dia stem on somemodelsrequire cap 3776967 55 66 All 265 283 3729363 A R A A inlet and exhaust l ii 0 D stamped H Note 1 67 All 283 3896934 A R valve spring cap f A stamped on top of A the surface inlet 1 n 0 D Q 0 310 KEY Valve Stem A A A i 55 87 All 265 283 838029 A R U shape Q i 6 0 333 ARM Valve Rocker with Adjusting Screw and Nut 55 67 All 265 283 3974290 16 inlet andexhaust O stamped on inside A ofpadend A 0 386 COVER ASSY GROMMET Valve Rocker Arm A A i 59 87 All 283 3910298 2 right or left Q 64 67 All 283 3894337 1 A GROMMET cover to a cl i l D x A A 1 0 D A 0 413A BOLT REINFORCEMENT Valve Rocker Cover and Support Also See Group 0 366 A A NOTE 1 Use with Bolt 180016 55 87 All 265 283 Q 180018 1 20 x 8 900 55 67 All 265 283 3877670 A R REINFORCEMENT 1 l0 L Note 1 0 423 GASKET Valve Rocker Cover A A A 55 67 All 265 283 4 A 3933964 2 A GM PARTS DIVISION GENERAL MOTORS CORPORATIONA CHEVR0LET 72TL A A 0 296 0 423 A s 0 so A REV 5 79