r 1946 70 ENGINEE ASSFEMBLIES 0 549 BEARING Camshaft Balancer shaft Rear 55 63 All 8 cyl exc 322 348 409 3723587 1 stamped 5 63 66 Ser 50 60 6 cyl V 67 70 All 6 cyl exc Diesel 3750882 1 stamped 2 0 543 We 64 70 Ser 50 60 283 307 327 i 250 67 69 All 6 cyl exc Diesel 3723585 1 stamped 2 0 543 65 All D351 D DH478 2441942 1 camshaft No 4 65 69 All D351 D DH478 2470541 1 balancer shaft No 4 66 69 All D351 D DH478 2467965 1 camshaft No 4 66 All 366 3876863 1 precision type stamped 5 67 70 All 366 427 3967810 2 precision type stamped 3 4 0 543 0 553 PLUG Camshaft Bearing Hole in cylinder block 54 All w large journals 55 57 All 6 cyl A 57 All 8 cyl 2nd design 67 70 All 2nd design exc 322 366 427 Diesel 3704158 1 steel cup shape 2 dia x thick V 65 69 All D351 D DH478 2326195 1 rear brg cup l M 66 70 All 366 427 3859926 1 steel 2 R dia x 4 thick 0 603 ROD ASSEMBLY Connecting lless hearing NOTE 1 Reconditioned rod assy 54 62 All 235 3836669 6 insert brg type forged 3836410 55 61 All 265 283 3703525 8 insert bearing type forged 3703527 62 65 All 409 3814126 8 62 67 All 283 327 3864881 8 62 69 All 3 53 4 53 5121262 4 62 66 Ser 80 6V 53 5133109 1 63 66 Ser 50 230 250 67 70 Ser 40 250 3977110 6 63 70 All 292 I 3 31108 6 cap forged 3789422 65 69 All D351 D DH478 2484085 6 66 70 All 366 427 3933174 8 orange 68 70 All 307 327 350 3916396 8 0 609 BOLT Connecting Rod Clamp l 38 62 All 6 cyl si 427562 6 0 613 BUSHING Connecting Rod 62 69 All 3 53 4 53 6V 53 5116181 A R bronze 1 O D x 0 633 l 65 69 All D351 D DH478 2448950 6 0 616 BEARING UNIT Connecting Rod Aluminum M 400 Aluminum M 500 Aluminum M 420 CONNECTING ROD BEARING UNIT CHART STD 001 U S 0012 U S 010 U S 020 U S 030 U S 53 62 All 6 cyl 3704856 3704857 3704858 3704859 3704860 55 56 All 265 59 Ser 4 6 w L D 283 60 66 Ser 40 50 283 63 66 Ser 50 230 250 67 70 Ser 40 250 283 347118 347119 3715046 3715048 3715047 60 61 Ser 60 283 3711828 3715045 371EiO46 3715048 3715047 60 61 Ser 60 283 3711828 3715045 371Ei042 3715048 3715047 58 65 All 348 3750704 3750705 3750706 62 65 All 409 3797718 3797721 62 64 Ser 60 327 3711828 3715045 371Ei046 3715048 3857705 62 69 All 3 53 4 53 5195929 5196664 5196665 5196666 5196667 62 66 Ser 80 6V 53 5197975 5197976 5197977 5197978 5197979 65 67 All 327 3711828 3715045 3715i046 3857704 3857705 65 69 All D351 D DH478 2464914 2464916 2464917 66 70 All 366 427 347002 347003 347004 347005 347006 68 70 All 307 327 350 63 70 All 292 3910555 39105560 3910557 3910558 3910559 0 623 BOLT Connecting Rod Bearing Cap 4 NOTE 1 Used with connecting rods with recessed shou der for wing type bolt head GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 72TM REV 5 79 0 21 0 549 0 623