1946 70 ENGINIE ASSEMBLIES I Position Std 001 U S 002 U S 009 U S 010 U S 020 U S 57 59 All 283 60 61 Ser 60 283 K 62 66 Ser 60 327 I 67 Ser 50 60 327 All exc Rear 3876070 57 59 All 283 60 61 Ser 60 283 62 65 Ser 60 327 Rear 3876071 63 66 Ser 50 230 250 67 70 Ser 40 250 All exc Rear 3876072 I 63 66 Ser 50 230 250 67 70 Ser 40 250 Rear 3876073 63 70 All 292 Rear 3890979 68 70 All 307 327 350 All exc Rear 3912037 68 70 All 307 327 350 Rear 3912034 Aluminum M 400 Aluminum M 420 0 098 CAP Crankshaft Front Intermediate Bearing 55 67 All 8 cyl exc 322 348 409 A li 63 70 All 6 cyl exc Diesel It blue No 2 3 T 63 67 All 283 327 3970194A R No 2 0 095 62 69 All 3 53 4 53 5195935 1 0 095 62 66 Ser 80 6V 53 5199506 1 0 095 66 70 All 366 427 3877470 4 No 1 2 3 4 0 095 0 100 CAP Crankshaft Center Bearing 55 62 All 8 cyl exc 322 3 48 409 63 66 All 6 cyl exc Diesel lt blue No 4 63 66 All 283 327 3970194 1 No 3 0 095 66 69 All 366 427 3877470 4 0 095 0 101 BEARING UNIT Crankshaft Center See chart following Group 0 096 for Model Application 0 102 CAP Crankshaft Rear Intermediate Bearing 55 62 All 8 cyl exc 322 348 409 63 65 All 6 cyl exc Diesel It blue No 5 6 63 67 All 283 327 3970194A R No 4 0 095 62 66 All 3 53 4 53 5195935 1 0 095 62 66 Ser 80 6V 53 5199506 1 0 095 I 66 69 All 366 427 3877470 4 0 095 66 All 366 3877472 1 7 0 L x 2 u wide four u holes 0 105 CAP Crankshaft Rear Bearing T NOTE 1 When using in place of 3759260 it is necessary to discard Oil Pump atch Bolt 3754998 and use Bolt 3892678 NOTE 2 Use 3928975 on 1967 engines with date stamp F06 19 thru end of production NOTE 3 3791428 will fit some 1968 6 cyl engines which have a date stamp of FO623 and also have an R stamped under the date 59 67 All 283 327 3911052 1 Note 1 62 66 Ser 60 4 53 66 66 Ser 50 3 53 V 67 69 All 3 53 4 53 5195935 1 62 66 Ser 80 6V 53 5199506 1 0 095 66 70 All 366 427 3877472 1 7 m O L x 2 u wide four az holes 68 69 All 307 327 350 3911007 1 68 69 All 6 cyl 3928975 1 Note 3 0 107 DOWEL Crankshaft Bearing Cap 55 69 All 8 cyl exc 322 3836903 1 t dia x 0 L 0 738 0 137 SEAL SLEEVE Crankshaft and Rear Bearing Cap Oil NOTE 1 Use with 5 19685 1 sleeve when crankshaft becomes grooved at oil seal area NOTE 2 Use 3958001 on 1967 engines with date stamp FO619 thru end of production NOTE 3 Use with 5 196852 Seal when crankshaft becomes grooved at o i seal area NOTE 4 Unit consists of 1 upper and 1 lower crankshaft rear oil seal 55 62 All 6 cyl exc Diesel 3835774 2 graphite impregnated 6 la 0 L red thread tracer in center 55 58 All 8 cyl exc 322 348 9772826 2 asbestos yarn 4 O L GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 72TM REV 5 79 0 9 0 096 0 1 37