55 65 ALL 8 cyl exc 322 hydraulic type HL 20 t piece body reduced dia unmachined sur f face at top of body w o e groove at upper end 3799644 A R 2 61 63 66 ALL 6 cyl hydraulic type 5232450 A R 2 712 56 62 ALL 6 cyl mechanical type two piec body 5231880 12 1 46 56 59 ALL 322 hydraulic type 5232245 16 3 19 65 66 ALL 351 478 24624930 12 1 70 66 ALL 8 cyl hydraulic type 3869997 16 2 611 0 480 FOLLOWER ASSY ROLLER GUIDE Camshaft 62 66 ALL 159 212 318 5115087l A R 5 03 62 66 ALL 159 212 318 ROLLER w pin 5195220l A R 2 09 62 66 ALL 159 212 318 GUIDE follower approx 3 O L between 2 holes 5116125l A R 1 76 0 519 CAMSHAFT 55 ALL 235 59 62 ALL 235 Ident N0 3836127 3836482 1 25 15 55 62 ALL 261 56 58 ALL 235 Ident No 3836390 3836484 1 25 15 55 61 ALL 8 cyl exc 322 348 62 ALL 283 Ident N0 3703906 3704212 1 23 20 56 S9 ALL 322 Ident No 1171343 or 117 480 1171344 1 29 50 58 65 ALL 348 409 Ident No 3744430 3744901 1 31 15 62 ALL 327 63 66 ALL 283 327 standard Ident No 37327 8 3733431 1 23 20 62 66 Ser 60 212 Ident No 5126748 5126932l 1 80 47 62 66 Ser 80 318 left bank 5126933l 1 76 70 62 66 Ser 80 318 right bank 5126934l 1 76 70 63 65 Ser 50 230 Ident No 3864897 3864918 1 23 20 63 Ser 50 60 292 Ident No 3789545 3789544 1 25 65 64 66 ALL 292 Ident No 3848000 3847998 1 25 65 65 66 ALL 351 478 24668890 1 44 50 65 66 ALL 159 5126929l 1 72 80 66 ALL 366 Ident No 3856350 3856349 1 26 65 66 Ser 50 250 Ident No 3864896 or 385 958 3864497 1 24 60 NOTE Engine camshaft break in oil part number 1050004 group 1 50 should be used when installing new camshafts 0 529 RING WEIGHT SPACER PLUG WASHER Camshaft 56 59 ALL 322 spacing IM I D x 1 O x 6 thk 1343122 1 35 62 66 Ser 60 212 WEIGHT frt balancer cast 109504 5109504l 1 6 40 62 Ser 60 212 WEIGHT rear bal inner cam gear 5126197 1 0 662 62 66 ALL 159 212 WEIGHT rear bal outer cam ear 5109874 1 0 662 63 66 Ser 60 212 WEIGHT rear bal inner cam gear 5119278 1 0 662 65 66 Ser 50 159 WEIGHT front balancer 5162737 I 1 4 90 62 64 Ser 60 212 65 66 ALL 159 212 318 SPACER gear rear 5121077l 1 64 62 66 ALL 159 212 318 PLUG 5151277l 2 13 65 66 ALL 351 478 WASHER camshaft gear 2 O x FZ LD 23770330 1 50 65 66 ALL 351 478 WASHER camshaft gear 24489680 1 1 05 0 533 BEARING UNIT PLATE WASHER Camshaft Thrust 55 62 ALL 6 cyl w spacing ring 1 I D lat on 65 ALL 351 478 2 sides 3707916 1 1 03 63 66 ALL exc DIESEL 8 cyl w spacing ring 1 O D x 1 l D 3790531 1 1 10 66 ALL 366 3887871 1 56 59 ALL 322 PLATE 3 attach holes w l dia hole in center 1343405 1 90 65 66 ALL 351 478 PLATE idler gear thrust 23784700 1 0 738 65 66 ALL 351 478 PLATE gear thrust 24540080 1 1 50 62 66 ALL 159 212 318 WASHER cam and balancer t ust 51161980 A R 47 62 63 ALL 159 212 318 WASHER idler timing gear th ust bearing 5121059l 2 30 64 66 ALL 159 212 318 WASHER idler gear thrust 5132504l 2 1 02 1966 Chevrolet Motor Division 95 0 459 0533 General Motors Corporation HDT REVISED MAY I 1966