0 643 RING UNIT Piston Service Sets 4 A NOTE Individual piston ring sets std size only for warranty replacement in a single cylinder may be ordered thru the local G M P D warehouse Identify by engine model and year Each of these std size piston ring sets include the necessary components ring spacers segments expanders required for replacement in a SINGLE cylinder Original Equipment Type Complete set for one engine per container STD 0050 S 0200 S 0300 S 0400 S 55 56 ALL 265 3748230 3748231 3748232 1 26 90 55 62 ALL 235 3748591 3748592 3748593 1 22 25 55 62 ALL 261 3748595 3748597 3748598 1 24 90 56 59 ALL 322 1389176 1389177 1 30 55 56 59 ALL 322 1389178 1 29 10 V 57 66 ALL 283 63 65 Ser 50 230 3738901 3738902 3738903 1 29 45 58 65 ALL 348 3750538 3750539 3750541 1 29 45 62 66 Ser 60 327 3839510 3839511 3839512 1 29 45 62 63 ALL 409 lst design 3839227 3839228 3839230 3798885 1 32 90 62 66 ALL 159 212 318 5196833 Tl A R 10 26 TNOTE This Ring set contains 1 ring piston compression top 3 ring piston compression 4 ring piston oil control half 2 expander oil control ring 63 66 Ser 50 60 292 3794473 3892373 3794479 3794484 1 24 90 63 65 Ser 80 409 2nd design 3857048 3857049 3857050 3839232 1 33 10 65 66 ALL 351 24649350 24719440 24649360 24649370 A R 12 50 65 66 ALL 478 24649320 24719390 24649330 24649340 A R 14 70 66 Ser 50 250 3886009 3886010 3886011 1 27 90 66 ALL 366 3886140 3886142 3886155 1 Special Replacement Type Complete set for one engine per container Cromflex type STD 0200 5 0300 5 0400 S 55 56 ALL 265 3724998 3724999 3725000 3725001 I 1 26 90 55 62 ALL 235 3713002 3713003 3713004 3713005 1 22 25 55 62 ALL 261 3731676 3731681 3731685 3731689 1 24 15 57 66 ALL 283 3 63 65 Ser 50 230 3747539 3747549 3747558 3747567 1 29 45 58 65 ALL 348 3755462 3755463 3755464 3755465 1 31 40 62 66 ALL 327 3799438 3799448 3799458 A 1 29 75 63 66 Ser 50 60 292 3846206 3846207 3846208 3846209 1 24 90 NOTE This part is eligible for wholesale compensation NOTE 040 0 S Pistons are not serviced for this engine NOTE Only three quarters of the components in these units are required for 6 cyl models 0 646 CRANKSHAFT WEIGHT UNIT 55 56 ALL 265 Ident No 3836266 3704840 1 80 95 55 59 ALL 6 cyl L 60 62 ALL 6 cyl exc Air Equip TILT Ident No 3701488 J 3701486 1 76 95 56 59 ALL 322 Ident No 1342999 1165373 1 84 50 57 ALL w P T 283 Ident No 3735236 3727449 1 80 95 57 ALL 283 exc P T V l 57 59 Ser 4 8 cyl 58 61 ALL 283 exc L D 59 Ser 6 w L D 283 60 61 Ser 40 283 60 65 Ser 50 283 Ident No 3735236 3815827 1 80 95 58 65 ALL 348 Ident No 3824553 3828475 1 96 50 60 62 Ser 60 w Air Equip 6 cyl exc TILT 60 62 TILT 6 cyl Ident No 3770327 3770326 1 81 50 62 65 ALL 327 Ident No 3782690 3794083 l 89 25 62 66 Ser 60 212 Ident No 5116029 5116448l 1 341 74 62 66 Ser 80 318 Ident No 5116030 5116449l 1 385 46 63 65 Ser 50 60 292 Cast No 3855914 3862135 1 81 50 NOTE When using 3862135 it is necessary that 3857352 harmonic balancer is added in place of original equipment 19 0 643 0 646 Chevrolet Motor Divisi HDT General Motors Corporation REVISED MAY I 1966