59 61 Pass w A T 348 exc H L Cam H Per Sp H Per 3774976 1 cast 3755011 or 3798962 Note 7 NOTE 7 It will be necessary to drill through the partially drilled V4 holes in the case to provide for spark plug cooling I 62 64 Pass 327 3937293 1 Note 2 62 Pass 409 63 64 Pass w H Per dual 4BC 409 1st design exc RPO Z11 3839753 1 cast 3844422 Note 8 NOTE 8 Contains 1st design camshaft 3830690 63 64 Pass 230 3930966 1 Note 9 NOTE 9 When using on some models it may be desirable to replace camshaft gear with 3788508 to eliminate possible objectionable noise level 63 64 Pass 409 exc H Per dual 4BC RPO Z11 3839755 1 cast 3830814 Note 2 64 Pass w H Per dual 4BC 409 2nd design 3865807 1 cast 3844422 NOTE 1 On 1957 models it is mandatory to use two 3830711 Gaskets to seal water holes and prevent coolant leakage NOTE 2 Remove pilot bearing from crankshaft when using w A T NOTE 3 1955 model initial installation requires conversion kit 3765002 or 3765004 as shown early 1955 3 Spd models w mechanical tappets require hydraulic tappets part No 3799644 or transfer camshaft from replaced engine FITTED CYLINDER BLOCK Includes Pistons Pins Rings and Bearings 41 49 Pass 235 3722341 1 cast 3693374 Note 10 NOTE 10 On all models prior to 1948 the Suction Pipe Unit must be replaced by 3712747 50 52 Pass 235 3722342 1 cast 3835692 55 56 Pass 8 cyl 3734136 1 cast 3720991 Note 11 NOTE 11 1955 model initial installation requires conversion kit 3765002 or 3765004 as shown 57 Pass 8 cyl 58 61 Pass 283 exc F I w H L Cam 62 64 Pass 283 3937908 1 cast 3737739 62 64 Pass w H Per dual 4BC 409 3839752 1 cast 3844422 62 64 Pass 327 exc H Per 3937288 1 64 Pass w H Per 327 3937287 1 63 64 Pass 230 3930967 1 63 64 Pass 409 exc H Per dual 4BC 3839754 1 cast 3830814 0 034 EXPANSION PLUGS Cylinder Block Also see 8 970 38 64 Pass 838538 A R water jacket balance shaft hole cup type 1 38 59 Pass 6 cyl 3835121 A R frt and rr in block 2 in 38 59 Pass 6 cyl 3835577 A R oil press pipe in block 2 O D cup shape 38 53 Pass 838127 1 2 dia O 553 54 57 Pass 6 cyl 3704158 1 1V dia O 553 55 60 Pass 8 cyl exc 348 3701638 6 oil pressure and tappet cup shape V2 1 531 55 57 Pass 8 cyl 3704794 1 cup type 2Vs4 dia O 553 55 64 Pass 8 cyl exc 396 427 3738306 A R square socket water jacket hole IW 58 64 Pass 348 409 3743389 11 water jacket hole cup type 1 O D 58 64 Pass 348 409 3736407 4 oil holes cup type Via O D 1 531 63 64 Pass 194 230 3789860 1 water jacket rear 2 O D cup type 0 056 BOLT STUD Crankshaft Bearing Cap 40 62 Pass 6 cyl 839126 4 rear yzl 13 x 2 48 62 Pass 6 cyl 3835867 2 frt and rear inter s 1 2 x 3 55 61 Pass 265 283 3836341 A R V 6 14 x 2 300 M steel plain finish 58 64 Pass 348 409 3828570 6 V2 13 x 3Va 62 Pass 283 327 exc Sp H Per F I 63 64 Pass exc 235 409 3872781 A R V 6 14 x 3 z 61 Pass w Sp H Per 348 61 64 Pass 409 3815534 4 STUD Vz 13 16 x Suyazu 0 093 PLASTIGAGE Crankshaft Bearing 38 64 Pass 390274 A R green package type P G 1 12 pieces 0 095 CAP Crankshaft Front Bearing 55 62 Pass 6 cyl 3731073 1 w tang type brgs painted yellow stripe 55 62 Pass 8 cyl exc 348 409 63 64 Pass exc 235 409 3829309 1 light blue stripe 58 64 Pass 348 409 3828599 1 yellow stripe 1970 CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORATION P A 30 0 3 0 033 0 095