0 454 SEAI Valve Push Rod Cover Cork 37 49 ALL 50 53 ALL w 216 A 1 6 I D x 11 O D x 11 Q thick 3835246 6 07 0 459 TAPPET Valve or Lifter 29 39 ALL 838774 12 90 40 53 ALL w 216 w rod seat white paint spot 839263 12 1 25 41 55 ALL w 235 exc P G w rod seat yellow paint under rod seat 3660438 12 1 25 50 52 PASS w P G hydraulic lifter type 5230650 12 2 25 53 PASS w P G hydraulic lifter type 3 holes on side 5230850 12 2 25 54 55 PASS 6 cyl w P G 56 57 PASS 6 cyl hydraulic lifter type 1 hole 5231450 12 2 25 53 55 CORV 6 cyl mechanical type single groove around 54 55 UTIL w 261 J body 3836342 12 1 25 55 56 ALL CORV 8 cyl hydraulic type 5231430 16 2 25 55 56 PASS CORV 8 cyl mechanical type ZZQ O D x 2 long 5231315 16 1 25 56 57 COMM UTIL 6 cyl 2 pc body mechanical 5231445 12 1 25 57 ALL CORV 8 cyl exc H L Cam hydraulic type push rod seat and ret copper plated 5231475 16 2 25 57 PASS CORV w H L Cam mechanical type 2 holes in body 5231585 16 2 25 0 503 SPRING Valve Tappet 34 37 ALL 2 free length I D 11 coils 837321 12 20 0 519 CAMSHAFT 37 53 ALL w 216 forged 838733 w ring and key 3836491 1 20 00 41 53 ALL w 235 exc P G forged 3836023 2 grooves between 5 and 6 inlet cams 3836490 1 20 00 50 53 PASS w P G forged 3836023 1 groove between 5 and 6 inlet cams 3836485 1 20 00 54 55 ALL 6 cyl exc P G 261 includes distributor gear 3713919 1 20 00 54 55 PASS 6 cyl w P G 56 57 PASS 6 cyl cast 3836386 3836483 1 20 00 53 55 CORV 6 cyl 54 55 UTIL w 261 56 57 COMM UTIL 6 cyl assy cast 3836390 3836484 1 20 00 55 PASS 8 cyl w mech tappets cast 3836686 3836700 1 18 60 55 ALL 8 cyl w hyd tappets 56 57 ALL 8 cyl exc P G 4BC dual 4BC cast 3703906 3704212 1 18 60 56 PASS CORV w dual 4BC cast 3711355 3711354j 1 17 90 56 PASS B cyl w P G 56 PASS w 4BC cast 3728284 3728779 1 18 60 57 PASS CORV 283 exc H L Cam standard 3733431 1 18 60 57 PASS CORV w H L Cam special performance 3736097 l 26 50 NOTE When replacing Camshaft w o oil groove forge No 3701414 on 1953 models 3702367 Spring must be used TNOTE Also used ori 1955 Pass when High Lift Cam Shaft has been installed 0 533 BEARING Camshaft Thrust 37 57 ALL CORV 6 cyl with spacing ring flat on 2 sides 3707916 1 90 0 539 BEARING Camshaft Front or No 1 37 54 ALL w small journals 2 01 I D x 2 17 O D x 1 length 838846 1 86 53 55 CORV 6 cyl 54 57 ALL 6 cyl w large journals 2 14 I D x 2 28 O D stamped GM 1 3723580 1 1 15 55 57 ALL CORV 8 cyl stamped 1 precision type 3723584 1 1 15 0 543 BEARING Camshaft No 2 K 37 54 ALL w small journals No 2 1 95 I D x 2 10 O D x 1 length 838847 1 86 53 55 CORV 6 cyl 54 57 ALL 6 cyl w large journals 2 07 I D x 2 20 O D stamped GM 2 3723581 1 1 15 55 57 ALL CORV 8 cyl front inter stamped 2 precision type 3723585 1 1 15 0 454 0 543 142