68 69 All exc Diesel 3933188 A R 15 GROMMET cover to a cl D x Vu O D NOTE 5 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 NOTE 6 May be used with or without closed vent T 0 413 BOLT INSULATOR RElNFORCEMENT SCREW STUD Valve Rocker Arm Cover A 54 70 All 180016 1 V 20 x V2 8 900 38 53 All 839083 2 10 INSULATOR rubber Vz l D x O D 55 70 All 3877670A R 05 REINFORCEMENT W2 0 L Note 1 NOTE 1 Use with Bolt 180016 62 69 All 3 53 4 53 6V 53 5100104A R 14 SCREW clamping oval cr recess 18 x 38 53 All 3835659 2 20 STUD 16 24 x 5 z w support 0 423 GASKET Valve Rocker Cover 38 53 All 3694248 1 1 15 cork Vis thk 38 53 All 3696781 1 1 30 cork V thk 54 62 All 6 cyl 3708646 1 1 10 cork z thick 54 62 All 6 cyl 3708648 1 1 30 cork V4 thick 55 70 All 8 cyl exc 322 346 366 409 427 3933964 2 1 05 58 65 All 348 409 3795426 2 95 cork rubber composition z thk 62 69 Ser 50 60 4 53 5119458 1 1 17 23 V O L 6 holes 62 67 All 3 53 6V 53 5119457 A R 1 02 18Vz O L 4 holes 63 70 All 6 cyl exc Diesel 3930912 1 1 10 65 69 All D351 D DH478 2463688 2 1 15 66 70 All 366 427 3860315 2 95 21 V 2 O L x 6 V wide 6 tabs 0 426 ROD RETA NER SPR NG SEAT Valve Push 38 39 All 838409 12 80 12 4 long 40 53 All 216 3835776 12 1 00 10 long 41 55 All 6 cyl exc 216 3836261 12 1 00 10 long 55 62 All 6 cyl 3836260 12 1 00 11 2 long solid 56 59 All 322 1171345 16 1 05 8V4 long 55 70 All 265 283 307 327 350 3796243 16 1 65 7 O L b ue stripe 58 65 All 348 409 3755545 8 1 00 inlet 8 V O L green stripe 58 65 All 348 409 3755543 8 1 00 exhaust QVI O L yellow stripe A 62 69 All 3 53 4 53 6V 53 5128640 A R 98 5 V O L 63 70 All 292 3788494 12 1 30 1 Wu O L bIack stripe 63 66 Ser 50 230 250 67 70 Ser 40 250 3788495 12 95 9 O L 65 69 All D351 D DH478 2462491 12 1 20 valve push O L 66 70 All 366 427 3860087 8 1 15 inlet 8 O L ight green stripe 66 70 All 366 427 3860089 8 1 15 exhaust 9 O L white stripe 62 69 All 3 53 4 53 6V 53 5150303 A R 05 RETAINER snap ring Wu free 0 D 62 Diesel 5186858A R 89 SPRING exhaust 2 approx free lgth 62 65 All 4 53 6V 53 SPRING injector 2 orange stripes 63 69 All 3 53 4 53 6V 53 5108918A R 83 exhaust 62 69 All 3 53 4 53 6V 53 5123250A R 07 SEAT exhaust spring Iwr internal pilot serrated Wu dia neck x V4 thk 62 69 All 3 53 4 53 6V 53 5108919A R 05 SEAT injector spring upr external pilot and exhaust spring upper 0 429 STUD BALL NUT SCREW Valve Push Rod Adjusting 55 56 All 265 3713065 16 20 rocker arm ball 003 0 S 24 x 2 Vi 55 56 All 265 3719800 16 40 rocker arm ball 013 O S 24 x 2 Vi 57 62 All 8 cyl exc 322 63 70 All exc Diesel 366 427 3815892 A R 40 rocker arm ball 013 0 S 24 x 2 1 groove on shank orange paint 57 62 All 8 cyl exc 322 63 70 All exc Diesel 366 427 3814692 A R 40 rocker arm ball 003 O S 24 x 2Vz 2 grooves on shank It blue paint 66 70 All 366 427 3921912 16 50 valve rocker arm ball 55 69 All 8 cyl exc 322 348 366 409 427 3744340 A R 20 BALL dia 58 65 All 348 409 63 70 All 6 cyl exc Diesel 3732893 A R 20 BALL Wu dia 66 70 All 366 427 3899622 16 30 BALL dia valve rocker arm 70 All 350 3959142 16 25 BALL dia 55 62 All 8 cyl exc 322 63 70 All exc Diesel 366 427 3744341 A R 15 NUT valve rocker arm 24 across the flats X V1 thk 62 69 All 3 53 4 53 6V 53 5151601 A R 05 NUT lock 24 66 70 All 366 427 3896648 16 15 NUT valve rocker arm hex lk V 20 cad 55 62 All 6 cyl 837385 12 15 SCREW V 2O x 1 65 69 All D351 D DH478 2379943 12 20 SCREW TY 1971 CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORATION P A 315 Tt REV 6 71 0 21 0 386 0 429