69 70 Pass 427 454 exc H Per Sp H Per P0 V lice 3904376 8 1 00 inlet 87 u Ol Note 4 NOTE 3 Color marked end to be at valve rocker arm NOTE 4 1st design engines will be built prior to 9 1 66 and will be identified on the englne stamp pad by T08 plus the day built 0 429 BALL NUT STUD Valve Push Rod Adjusting 62 70 All exc 8 cyl 65 Pass 409 3732893 A R 20 dia valve rocker arm 64 69 All 8 cyl exc 396 409 427 3744340 A R 20 dia 65 Pass Chevelle 396 3860306 16 20 WSJ 66 70 All 396 400 w 4BC 427 454 3899622 16 30 Wu dia valve rocker arm 70 All 39591 42 A R 25 1 i dia 62 70 All exc 396 400 w 4BC 427 454 3744341 16 15 NUT valve rocker arm 24 across the flats X ya 65 70 All 396 400 w 4BC 427 454 3896648 16 15 NUT valve rocker arm hex lk 7 20 cad 62 69 All exc 396 427 70 All 153 230 250 307 70 All 350 exc Sp H Per 70 All w 2BC 400 3814692 16 40 STUD valve rocker arm ball 003 Q lighz blue paint 62 69 All exc 396 400 w 4BC 427 454 3815892 16 40 STUD valve rocker arm ball 013 0 3 24 2 Vi 1 groove on shank light blue paint 65 69 All 396 400 w 4BCZ 427 454 3921912 16 50 STUD valve rocker arm ball l Nc1e 1 70 All w Sp H Per 350 3973416 16 40 STUD ball NOTE 1 When using 3921912 in place of 3904396 on aluminum head it is mandatory Us install 452716 helicoil 0 439 COVER GUIDE Valve Push Rod 62 70 Chevy 4 cyl 3788548 1 1 60 push rod 4 holes on top 62 70 All 194230 250 3788496 2 1 25 4 z x 121 J 65 66 Pass 396 427 67 All 396 427 2nd design exc Sp H Pen 67 Pass w Sp H Per 427 68 69 Pass 427 68 70 Chevy Chevelle Camaro 396 400 w 4BC 454 68 70 Police 396 454 70 Pass w H Per 454 3860038 8 55 GUIDE 2 holes and 2 U slots Nate 1 67 All 396 427 lst design exc Sp H Pen 68 69 Pass 396 exc Police 69 70 Pass 427 454 exc Police H Per Sp l l Per 23904378 8 50 GUIDE push rod slot thick Note 1 NOTE 1 1st design engines will be built prior to 9 1 66 and will be identified on the engine stamp pad by T08 plus the day built 70 All w Sp H Per 350 13973418 8 55 GUIDE push rod 0 443 GASKET Valve Push Rod Cover l 62 70 Chevy 4 cyl 3923469 1 6l5 push rod cover 62 70 All 194 230 250 3920938 2 1 10 0 446 BOLT Valve Push Rod Cover 62 I0 All exc 8 cyl 3814350 A R 10 w lockwasher and seal 5 Q 18 re Veg 0 459 TAPPET Valve or Lifter 62 70 All exc 8 cyl 5232450 A R 3 20 hydraulic type 62 69 All 8 cyl exc 302 396 427 65 66 Pass Chevelle 396 427 exc Sp H Per 70 All 307 350 exc Sp H Penh 70 All w 2BC 400 3799644 16 3 20 hydraulic type 65 Pass w H Per dual 4BC 409 1971 Cl lEVFlOLEET MOTOR DIVISION GENERAL MOTORS CORPORATl0N F A 30 4 REV 2 71 owls 0 426 0 459