265 AN 2aa ENGINE Asssmauss 1 S i 1 S S 0 629 I PISTON ASSEMBLY with Pin S Q V NOTE Individual piston assemblies are available for warranty purposes and for replacement of pistons V S damaged when making repairs to engine assemblies When ordering such parts it is necessary that you 1 specify on your order the reason the parts are required and also that the following note appears on V S S your order Do not ship unit package quantity S NOTE See Dealer Price Schedule P A 26 forapplicable prices 3 V S PISTON CHART S S STD 001 O S 010 0 S S 020 0 S A 030 0 S 040 0 S 55 56 All 265 3732021 A S 1 56 67 All 283 i 3860407 3860413 1 S 3860426 S 0 643 RING UNIT Piston Service Sets S V S NOTE See Dealer Price Schedule P A 26 for applicable prices S S A Original Equipment Type complete set for one engine per container r V STD 020 0 S 030 0 8 S V 57 67 All 283 326400 3892388 S 328503 S NOTE 1 These are Molybdenum premium rings Q NOTE 2 On IyS half of the components in this unit are required for 4 cyl models three quarters are S i required for 6 cyl models S 0 646 CRANKSHAFT V V r NOTE 1 When used on AT it will Sbe necessary to remove the pilot bearing S V 57 67 All 283 3889303 1 Note 1 S 0 649 BEARING Crankshaft Clutch Pilot S 55 67 All 265 V283 3752487 1 V V bush type u LU x 1 u 0 0 x 1 V 0 659 BALANCER PULLEY HUB KEY Crankshaft NOTE 1 Used with pulleys and hubs having a shallow Vu deep keyway only All full depth slots take standard Woodruff key 10675 1 two short or 1 44542 one long in group 8 960 NOTE Crankshaft harmonic balancer is also referred to as torsional damper 4 NOTE ln some cases double groove pulleys may be used in place of single groove pulleys 55 67 All 265 283 S 3896904 1 w 0 pulley hub 4 O D 55 61 All 265 283 t S S 62 All 283 exc 62 amp S S 63 4 WD 283 lst Ser exc 62 S amp 3742991 1 PULLEY stamped 3742991 1 groove S S 6 0 D x thk 12 holes 62 All w 62 amp 283 V 63S 4 WD 283 1st Series w 62 S S amp S 3858533 V 1 PULLEY stamped 3858533 2 groove a I 6 0 D x l thk 9 holes 4 63 67 All 283 exc 62 amp Air S S S Cond H D Cooling A I R 375582 0 1 PULLEY stamped 3 755820 1 groove V S V V 6u 1 X 3g thk s 12 110185 63 4 Wl 2nd Series w 62 amp I 283 I S 63 All w 62 amp 283 exc S 4 WD S 64 67 All w 62 amp Air Cond H D S S i V Cooling A I Fl 283 3744043 1 PULLEY stamped 3744043 2 groove 6 0 D x 1 thk 9 holes 67 All w 62 amp Air Cond A l R J 283 exc P S 3751232 1 r PULLEY front stamped 3751232 1 S A groove 6 0 D x 1 thk 9 holes 63 66 All w forged crankshaft 283 67 S 4 WD G 10 20 w forged crankshaft 283 3795272 1 S HUB pulley or balance 4 dia 63 65 All 283 L 5743323 1 HUB pulley 65 66 All w key long x i wide Sx high 3883206 A R S KEY crank shaft pulley hub Note 1 65 66 All w key 1 long x wide x u high 3885092 1 KEY crankshaft pulley hub Note 1 0 666 FLYWHEEL with Ring Gear V S 55 67 All 265 283 exc A T Q 3998281 1 solid type 63 67 All w P G 283 Q 3789821 1 spoke type GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 72TL VV V 0 629 0 666 e 0 sz l REV 5 79