I 427 ENGINE ASSEMBLY I S 0 616 BEARING UNIT Connecting Rod NOTE See Dea er Price Schedule P A 26 for applicable prices CONNECTING ROD BEARING UNIT CHART STD 001 U S 002 U S 010 U S 020 U S 71 72 All 347002 347003 347004 347005 347006 l 0 623 BOLT Connecting Rod Bearing Cap 71 72 All 1 3862720 16 24 x 2 lknurled shank 0 626 NUT Connecting Rod Bearing Cap Bolt 71 72 All 3866766 A R 7 24 x thick hex head 0 629 PlSTON ASSEMBLY with Pin Refer to Piston Chart for model application NOTE Individual piston assemblies are available for warranty purposes and for replacement of pistons damaged when making repairs to engine assemblies When ordering such parts it is necessary that you specify on your order the reason the parts are required and also that the following Note appear on your order Do not ship unit package quantity NOTE See Dealer Price Schedule P A 26 for applicable prices PISTON CHART STD 001 0 S 020 0 S 030 0 S 71 72 AII 3893251 3893252 3940955 3893253 0 643 RING UNIT Piston Service Sets NOTE Individual cylinder piston ring units std size only for warranty replacement in a single engine cylinder may be ordered thru the local G M P D warehouse refer to ACNC6 7 75 Identify by engine model and year Each of these std size piston ring units include the necessary components ring spacers segments expanders required for replacement in a Single Engine Original Equipment Type Complete set for one engine per container I STD 020 0 S 030 0 S J 71 72 All 3892349 3892350 0 646 CRANKSHAFT 71 72 All 330570 1 0 649 BEARING Crankshaft Clutch Pilot 71 72 All 904983 1 ball type I D x 2 0 D x M 0 659 BALANCER Crankshaft NOTE ln some cases double groove pulleys may be used in place of single groove pulleys 71 72 All 364722 1 w pulley 0 662 WASHER Harmonic Balancer and Crankshaft Pulley 71 72 All 3864814 1 A balancer 0 666 FLYWHEEL with Ring Gear 71 72 All 3986185 1 y 0 669 BOLT DOWEL FIywheeI to Crankshaft 71 72 All 839756 6 I 20 x 1 u O L 29OM steel 71 72 All I 3701679 1 DOWEL flywheel dia x O L 0 673 GEAR Flywheel Ring 71 72 All exc A T 3991409 1 0 679 EXTENSION Flywheel 71 72 All 3824657 1 clutch housing 0 683 HOUSING BOLT SHIM Flywheel and Clutch NOTE 1 Unit consists of 1 flywheel housing and 2 clutch housing mounting shims I 71 72 All Aux 4 Spd w Spicer 5 Spd 7 94258 1 clutch trans half GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 72TM 0 61 6 0 683 0 ez REV 5 79