POWERGLIDE AND TORCIUE DRIVE TRANSMISSION 4 197 SCREEN ASSY GASKET Oil Pen Pump Suction 71 73 H 6283005 1 1 75 trans oil pump 4 71 72 H 3798990 1 12 GASKEB trans oil pump screen 4 200 PUMP ASSY Oil Supply 71 73 H 3828788 1 58 40 trans oil less cover 4 203 COVER ASSY BUSHING GASKET SEAL VALVE UNIT Oil Pump 71 73 H 3988907 1 38 95 trans oil pump stator w shaft 71 73 H 3789977 1 35 BUSHING trans governor support body 71 73 H 3789022 1 48 GQSKET trans oil pump body 7 i LD x 15tnk 71 72 H J 3789013 1 23 SEAL trans oil pump rubber 71 73 H 3789088 1 29 ISAL trans extenseon oil 71 73 H 3886384 1 78 SEAL UNIT trans oil pump consists ol 7 bolt seals and 1 oil pump seal 71 73 H 3871500 1 29 VALVE UNIT trans oil pump primmg 4 205 MODULATOR ASSY GASKET PLUNGER SPRING VALVE Vacuum 71 72 H 5839208 1 6 50 trans absolute pressure 73 H 8638208 1 4 59 trans vacuum 71 73 H vv P G 6257218 1 20 GASKET vac mod 71 73 H 38309II 1 1 1 PLUNGER trans vac mod 71 73 H 3939599 1 13 SPRING trans vac mod valve damping 71 H 3890276 1 1 47 VALVE trans vac mod 2 OL 72 73 H 3847870 1 1 47 VALVE vac mod 71 72 H w Torque Drive 3986000 1 2 29 VALVE UNIT trans hyd mod vv sleeve 73 H vr P G 8258870 1 1 97 VALVE UNIT w sleeve trans hyd moo 4 21 2 COVER GASKET SEAL Servo 71 73 H 3789095 I 2 77 trans low servo 71 73 H 3789088 1 12 BASKET trans low servo cover 71 73 H 3789087 1 18 SEAL trans low servo cover 4 21 5 PLATE ASSY Transmission 71 72 H w Torque Drive 3981740 1 4 75 wv gasket transfer 71 72 H RG w 1 BC exc NB 2 3993084 1 4 84 w gasket transfer 72 H P G w 1BC w NB Z 72 H P G w 2BC 6273278 1 4 64 iv gasket transler 78 H 336392 1 4 64 vr gasket transfer 4 21 8 BODY ASSY Transmission Main Valve COMPLETE 71 72 H RG w IBC exc NB 3993088 1 48 50 complete 71 H P G w ZBC 3993088 1 48 25 71 72 H v4 Torque Drive 3993077 I 46 95 72 H P G w 18C vv NB 2 328531 1 48 50 72 H P G w 2BC 3993097 1 46 65 73 H vv 28C 338393 1 48 50 complete 73 H w 1BC I 338391 1 48 50 complete UPPER 71 73 H PG w 1BC 3974408 1 24 60 71 72 H F G w 280 3993055 1 24 80 78 H RG va 280 338903 1 24 80 71 72 H w Torque Drive 3980334 1 22 98 LOWER 71 72 H RG w IBC exc NB 2 3979797 1 34 95 73 H P G w ZBC 338904 1 34 95 71 72 H w Torque Drive 3993075 I 29 90 72 H P G w 1BC w NB 2 72 H P G w 280 73 H vv 1BC 6273277 1 34 95 4 21 GA RING SPRING STUD TUBE VALVE Transmission Mein Valve 71 73 H 3744352 1 06 trans pressure reg valve snap 71 72 H w Torque Drive 73 H 3814088 1 18 IPRING trans press reg 71 73 H 3977818 1 58 SPRING UNIT trans low and drive valve 71 73 H 6258829 1 11 STUD trans detent valve and spring retaining 71 73 H w RG 3795896 1 34 TUBE trans servo apply pressure 71 72 H w Torque Drive 1 3948728 1 94 VALVE trans down shift timing orange 1974 GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET PQA BOX V REV 9 74 4 21 4 1 97 4 21 8