ENGINE CLUT CH 0 206 BOLT COVER Crankcase Front End 62 Y 283 327 A 3817006 10 18 BOLT I 4 20 x 7 Is EXT LW 0 679 55 61 Y 8 CYL 361926 1 13 10 COVER W OIL SEAL 62 65 Y EXC F I SP H PER 3619215 1 13 10 COVER W OIL SEAL 62 68 Y 327 W SP H PER F 361925 1 12 20 COVER 65 69 Y 396 427 330850 1 12 40 COVER 66 67 Y 327 EXC SP H PER 3619215 1 13 10 COVER W OIL SEAL DOUBLE TIMING MARK BRKT 68 Y 327 EXC SP H PER 36192 7 1 12 20 COVER 69 81 Y 305 350 3991433 1 10 95 COVER W POINTER 70 74 Y 454 330850 1 12 40 COVER 0 207 GASKET Crankcase Front End Cover 53 55 Y 6 CYL 8382015 1 27 GASKET 55 81 Y 305 350 3799620 1 44 GASKET 65 68 Y 396 427 3860096 1 59 GASKET 69 74 Y 427 454 3935449 1 68 GASKET 0 213 SEAL Craankcase Front End Cover 53 74 Y EXC 396 427 454 3980267 1 3 50 SEAL 65 74 Y 396 427 454 3860095 1 3 75 SEAL 75 79 Y 3980267 1 3 50 SEAL 80 81 Y 14033199 1 3 95 SEAL 0 219 POINTER Timing 65 69 Y 396 427 3992073 1 75 POINTER 69 78 Y 350 EXC SP H PER 3991435 1 89 POINTER 69 78 Y 350 W SP H PER 3991436 1 89 POINTER 71 76 Y 454 3992073 1 75 POINTER 0 269 HEAD Cylinder NOTE 1 838539 Seat must be used on jobs w 0 hydraulic va ve lifters NOTE 2 When used on 7953 Corvette valve rocker cover 3836242 and gasket 3708646 or 3708648 must be used Install 2 94 7 7925 valve rocker cover shaft support bolts NOTE 3 Part No 838539 is not required if replaced head has spring seats which can be transferred NOTE 4 When using 3817680 on 1957 7958 models it will also be necessary to use cyl head gasket 3830711 NOTE 5 When using on models prior to 1968 use pipe pl ug 444667 or 444746 to plug water temp switch hole NOTE 6 367125 and 6260856 ldent by 2 half round scallops at lower edge 464036 and 464045 ldent by entire lower edge scalloped around cyl hd bolts NOTE 7 When using 464045 in plc of 369 725 measure from top of guide to valve spring seat lf dimension is 75 use 6263796 valve spring damper if dimension is 84 use 3971068 valve spring damper NOTE 8 When using 464036 in plc of 6260856 measure from top of guide to va ve spring seat lf dimension is 75 use 6263796 vlv spring damper if dimension is 84 use 391 1068 vlv spring damper 53 55 Y 235 3836954 1 184 00 HEAD W VLV GDE IDENT NO 3836848 NOTE 1 2 3 56 60 Y 3817680 2 170 00 HEAD RH AND LH IDENT NO 3795896 NOTE 4 61 Y EXC F I 3817680 2 170 00 HEAD RH AND LH IDENT NO 3795896 NOTE 4 61 Y W F I 3958603 2 161 00 HEAD W STUDS 62 64 Y 327 EXC H PER F I SP H PER 3817680 2 170 00 HEAD RH AND LH IDENT NO 3795896 NOTE 4 62 63 Y 327 W H PER SP H PER F 3958603 2 161 00 HEAD W STUDS 64 Y 327 W H PER 3958603 2 161 00 HEAD W STU DS 64 68 Y 327 W SP H PER FQI 3987376 2 179 00 HEAD W GDE AND STUDS 65 68 Y 327 EXC SP H PEFI F I 3958603 2 161 00 HEAD W STUDS 65 69 Y 396 427 W SP H PER 3919839 2 212 00 HEAD W VLV GDE CAST IRON HEAD NOTE 5 65 69 Y 396 427 EXC SP I I PER H D AL CYL AND CASE 3931062 2 189 00 HEAD W VLV GDE NOTE 5 69 70 Y 350 EXC H PER SIP H PER 3958603 2 161 00 HEAD W STUDS 69 Y 350 W H PER 3987376 2 179 00 HEAD W GDE AND STUDS 69 Y 427 W H D AL CYL AND CASE 3946072 2 540 00 HEAD W VLV GDE 70 Y 350 W H PER SP H PER 3987376 2 179 00 HEAD W GDE AND STUDS 70 Y 454 EXC H D 3964286 2 218 00 HEAD W GDE AND CYL VLV 70 71 Y 454 W H D SP H PER 3981070 2 585 00 HEAD W VLV GDE ALUM HEAD 71 80 Y 350 EXC SP H PER 464036 2 186 00 HEAD NOTE 6 8 71 79 Y 350 W SP H PER 464045 2 189 00 HEAD W STUDS AND GDE NOTE 6 7 WAREHOUSING AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATION CHEVROLET 14 REV 5 81 0 5 0 206 0 269