409 ENGINE ASSEMBLY 0 297 VALVE Exhaust Refer to following Chart for Model Application N0 TE See Dealer Price Schedule for applicable prices VALVE CHART Exhaust STD 003 0 8 1 66 All 409 3817821 3817822 0 303 SPRING Valve 65 All Pass 409 exc H Per 3836331A R 1 20 outer 2 0 L x I D lt pink grey lt green lavender brown med blue Nate 1 NOTE 7 Used with valves having full dia stems only 65 All 409 exc H Per dual 4EC 3767744 16 1 20 inner 1 u free length L H coil 66 All w H Per dual 480 409 3858367 16 2 30 inlet and exhaust w damper strlpe of yellow plus aluminum 0 308 SEAL SHIELD Valve Sprlng Cap 65 All 409 3766314 15 19 O ring inlet and exhaust 65 All 409 exc H Per dual 4BC 3636755A R 20 SHIELD cup shepe I D x 1 H 0 0 65 All w H Per dual 4BC 409 3795664 16 20 SHIELD 0 x 1 0 0 0 309 CAP Valve Spring 65 All 409 exc dual 4BC H Per 3776967A R 42 inlet end exhaust 1 J 0 D 65 All w H Per dual 4BC 409 3815520 16 42 Inlet and exhaust I 0 0 0 310 KEY Valve Stem 65 All 409 3947880 32 14 green 0 333 ARM Valve Rocker with Adjusting Screw and Nut 65 All 409 5723552 16 2 20 inlet and exhaust 0 386 GROMMET Valve Rucker Arm S6 All 409 4 3894337 1 13 cover to a cl I D x 1 u 0 0 1 745 Note 1 2 NOTE l May be used with or without closed vent NOTE 2 When using an closed vent equipped vehicles lt will be necessary ta remove center from grvmmet to permit eeeembllng af lresh alr ccnnecror Into side of coven 0 413 BOLT REINFORCEMENT Valve Rocker Cover and Support 65 All 409 180016 1 08 20 x 8 900 65 All 409 3877670A R 14 REINFORCEMENT l 0 L Note I NOTE I Use with Bolt 180076 0 423 GASKET Valve Rocker Cover 65 All 409 3795426 2 2 00 cork rubber composition thick 0 426 ROD Valve Push 65 All 409 exc H Per dual 4BC 3755545 8 1 40 inlet 8 I O L green stripe Note 1 65 All 409 exc H Per dual 4BC 3755643 B 1 40 exhaust 9 N 0 L yellow stripe Note I 65 All w H Per dual 4BC 409 3795627 8 2 40 inlet 8 O L black stripe Note 1 65 All w H Per dual 4BC 409 3822934 8 2 50 exhaust 9 0 L pink stripe Note 1 NOTE I Color marked and tp be at valve rocker arm 0 429 BALL Velve Push Rad Adjusting 65 All 409 3992294A R 31 I dia valve rocker arm 0 459 TAPPET Valve or Lifter 65 All 409 5232450 16 N L hydraulic type 65 All w H Per dual 4BC 409 5232695 16 N L mechanical type 2 O L x zz 0 D 0 519 CAMSHAFI Engine NOTE Engine Camshaft Break in Oil IUSOBOIZ Group 1 55tL should be used when insta ing new cams rafts 65 All 409 exc I I Per dual 480 3744901 1 64 75 Ident No 374430 65 All w H Per dual 480 409 3837735 1 93 00 ident No 7736 0 539 BEARING Camshaft Front or No 1 65 All 409 3750880 1 2 15 precision type stamped 1 0 543 BEARING Camshaft No 2 Front Intermediate 65 All 409 3723585 1 2 65 precision type stamped 2 GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 11 REV 4 77 0 l27 0 297 0 643