ENGINE CLUTCH 0 308 SEAL SEAL KIT SHIELD Valve Spring Cap C0n t 81 Y 350 460483 AR 2 00 SEAL W RET INL VLV STEM STD 003 0 S 81 Y 350 3835333 AR N L SEAL VLV STEM OIL 81 Y 350 14025563 AR 46 SEAL VLV STEM OIL STD 0035 0155 O S 81 Y 350 14025567 AR 46 SEAL VLV STEM OIL 0305 0 S 81 Y 350 14037715 8 SEAL W RET INL VLV STEM OIL 015 O S 81 Y 350 14037716 8 SEAL W RET INL VLV STEM OIL 030 O S 81 Y 350 14033547 1 24 90 SEAL KIT VLV STEM 55 79 Y 8 CYL 3836755 AR 35 SHIELD VLV STEM OIL 80 81 Y 305 350 10007818 16 41 SHIELD VLV STEM OIL 0 309 CAP ROTATOR Valve Spring NOTE 1 For 2nd design application see 3964264 CAP ASM group 0 309 NOTE 2 1st design vehicle required a cap and seal while 2nd design vehicle requires 3964264 CAP ASM 55 62 Y 283 327 3729363 AR 68 CAP INT AND EXH 13 ls O D STAMPED H 63 66 Y EXC 396 427 3729363 AR 68 CAP INT AND EXH 13 Is O D STAMPED H 65 Y 396 W SP H PER 3864900 16 68 CAP STAMPED 0 65 69 Y 427 EXC H D IST DESIGN 3859909 16 68 CAP INT AND EXH I az 0 D STAMPED T NOTE 1 67 78 Y 327 350 3896934 AR 68 CAP VLV SPRING INT I gz 0 D STAM PED A 67 69 Y 427 W H D AL CYL AND CASE 3879613 16 3 35 CAP VLV SPRING 69 72 Y 427 454 EXC H D 2ND DESIGN 3964264 16 94 CAP W DEFLECTOR NOTE 2 71 72 Y 454 3999199 8 71 CAP INT VLV SPRING 41 HIGH 73 74 Y 454 3864900 16 68 CAP STAMPED O 75 81 Y 305 350 14003974 8 68 CAP INL VLV SPRING 73 81 Y 305 350 6263794 8 4 85 ROTATOR EXH VLV 73 74 Y 454 330848 8 5 35 ROTATOR EXH VLV 0 310 KEY Valve Stem 53 69 Y EXC 396 427 3947770 32 31 KEY PURPLE 65 74 Y 396 427 454 3947880 32 31 KEY GREEN 69 81 Y 350 3947770 32 31 KEY PURPLE 0 333 ARM ARM KIT Valve Rocker with Adjusting Screw and Nut 55 69 Y 8 CYL EXC 396 427 3974290 16 N L ARM W BALL 69 Y 427 W AL CYL AND CASE 3959182 16 6 10 ARM STAMPED H 69 70 Y 427 454 W H D 2ND DESIGN 3959182 16 6 10 ARM STAMPED H 70 81 Y 305 350 3974290 16 N L ARM W BALL 71 Y 454 W SP H PER 3959182 16 6 10 ARM STAMPED H 75 76 Y 8 CYL EXC 454 3974290 16 N L ARM W BALL 65 69 Y 396 427 W SP H PER 6258611 16 N L ARM KIT W BALL AND NUT 67 69 Y 427 W H D IST DESIGN 6258611 I6 N L ARM KIT W BALL AND NUT 68 69 Y 427 EXC SP H PER H D AL CYL AND CASE 6258611 16 N L ARM KIT W BALL AND NUT 70 Y 454 EXC H D 6258611 16 N L ARM KIT W BALL AND NUT 71 72 Y 454 W H PER 6258611 16 N L ARM KIT W BALL AND NUT 73 76 Y 454 6258611 16 N L ARM KIT W BALL AND NUT 0 349 SUPPORT Valve Rocker Arm Shaft 53 55 Y 6 CYL 3783230 6 14 05 SUPPORT IDENT N0 3783230 OR 38361 I4 0 353 SHAFT Valve Rocker Arm with Plug see group 1 531 for Fittings NOTE 1 When used on models prior to 1954 four 947 1925 Bolts and two 3835659 Studs are required 53 55 Y 6 CYL 3836138 2 7 05 SHAFT 2 GROOVES ON PLUG END NOTE 1 0 386 COVER COVER KIT EMBLEM GROMMET Valve Rocker Arm NOTE 1 May be used with or without closed vent NOTE 2 When using on closed vent equipped vehicles it will be necessary to remove center from grommet to permit assembling of fresh air connector into side of cover 56 59 Y W DUAL 4BC F I 3726086 2 18 15 COVER CAST ALUMINUM CORVETTE NA EMBOSSED 59 61 Y W 4BC 3910298 2 12 60 COVER RH OR LH WAREHOUSING AND DISTRIBUTION DIVISION 0F GENERAL MOTORS CORPORATION CHEVROLET 14 0 308 0 386 0 10 REV 5 81