454 ENGINE ASSEMBLY GMC GROUP 0 629 PIS1QON ASSEMBLY With Pin Refer to Piston Chart for model application GMC 8 19208 NOTE Individual piston assemblies are available for warranty purposes and for replacement of pistons damaged when making repairs ro engine assemblies When ordering such pans it is nacessary that you Q specify on your order the reason the parts are required and also that the following note appears on your ordeL D0 not ship unit package quantity 73 All M H C 75 C I Cab w H D Chassis 75 78 C I 2 Sub 76 78 C I Cab 353058 A R 65 75 PISTON ASM std 8 I9508 73 All M H C 75 C I Cab w H D Chassis 75 78 C 1 2 Sub 76 78 C 1 Cab 353059 A R 65 75 PISTON ASM 001 0 S 4 8 I9508 73 All M H C 75 C I Cab w H D Chassis 75 78 C 1 2 Sub 76 78 C 1 Cab 353081 A R 65 75 PISTON ASM 030 0 5 8 I950R 74 C I 74 C 2 Sub 75 C l Cab exc H D Chassis 340206 A R 65 75 PISTON ASM std 8 19508 74 C 1 74 C 2 Sub 75 C I Cab exc H D Chassis 340208 A R 65 75 PISTON ASM 030 O 8 19508 74 78 C 2 Cab 74 78 CF 3 M H C 340209 A R 65 75 PISTON ASM std 8 I9208 74 78 C 2 Cab 74 78 CP 3 M H C 340210 A R 65 75 PISTON ASM 001 0 S 8 19208 74 78 C 2 Cab 74 78 CP 3 M H C 3402I1A R 65 75 PISTDN ASM 030 0 S 8 I9208 0 643 RING UNIT Piston Seniice Sets GMC 8 19508 Original Equipment Type Complete set for one cylinder per container 73 77 All M H C 475987 A R N L RING UNIT std 8 19508 78 All M H C 475989 A R 14 40 RING UNIT 030 0 5 8 19508 0 646 CRANKSHAFT 73 74 C 1 73 74 C 2 Sub 73 74 C 2 3 Cab exc A 73 74 P 3 M H C 75 78 All M H C 336782 1 373 00 CRANKSHAFT 8 1450A 0 649 BEARING Crankshaft Clutch Pilot 73 78 All M H C 3752487 1 N L HEARING bush type 0 D x I 5 0200 0 659 BALANCER PULLEY ASM Crankshaft 73 78 All M H C 330849 1 53 00 RALANCER 8 1450A 73 78 All M H C 3937787 1 26 00 PULLEY ASM 3 grooves 8 I650A 0 662 WASHER Harmonic Balancar and Crankshaft Pulley 73 78 All M H C 3864814 1 I 25 WASHER 8 1480 0 666 FLYWHEEL With Ring Gear 73 M H C w T H 343738 I 81 00 FLVWHEEL 8 1980A 73 78 All M H C w A T 338717 I 81 00 FLVWHEEL 8 1980A 73 78 All exc A T 3993827 1 118 00 FLVWHEEL 8 1980A 0 669 BOLT DOWEL Flywheel to Crankshaft 73 78 All exc A T 839756 6 3l BOLT 20 x 1 0 L 290M steel 8 2000A 73 78 All M H C w A T 3727207 6 74 BOLT I Z0 x 290M I steel 8 2000A 73 78 All M H C 3701679 1 35 DOWEL flywheel n dia x I long e z0e0n WAREHOUSING AND DISTRIBUTIONDIVISION OF GENERAL MOTORS CORPORAT 0N LT TRUCK 5l 0 629 0 669 0 76 REV 2 83