B4 90 TURBO HYDRA MATIC 350 375B CONVERTER PUMP INTERMEDIATE AND DIRECT CLUTCH PARTS Key Part Name Group No I CONVERTER ASM Trans 4 ll5 2 SEAL Oil Pump to Conv Hub 4 226 3 BUSHING Oil Pump Body A 4 226 4 BODY Oil Pump A N S 5 SPRING Oil Pump Cooler By Pass Valve A N S V 6 BALI Oil Pump Cooler By Pass Valve A N S I 7 SEAT Oil Pump Cooler By Pass Valve A N S 8 VALVE Oil Pump Priming 4 226 l 9 SEAL Oil Pump to Case 4 226 I0 BUSHING Oil Pump Stator Shaft Front 4 226 II COVER ASM Oil Pump A 4 226 I2 PUMP ASM Oil 4 224 I3 RING Direct Clutch Drum Oil Seal 4 l69 I4 BUSHING Direct Clutch Drum 4 I69 l I5 GASKET Pump Cover to Case 4 226 i I6 SEAL Intermediate Clutch Inner Part of l8 N S l I7 SEAL Intermediate Clutch Outer Part of I8 N S l I8 SEAL PKG Intermediate Clutch 4 203 I9 BOLT Oil Pump to Case 4 226 I 20 SPRING Oil Pump Priming Valve 4 226 l 2I GEAR Oil Pump Drive A N S 22 GEAR Oil Pump Driven A N S 23 RING Forward Clutch Housing Oil Seal s 4 I69 l 24 BUSHING Oil Pump Stator Shaft Rear 4 I6l 1 25 PISTON Intermediate Clutch 4 l66 r 26 SPRING Intermediate Clutch Piston Return 4 I64 1 27 SEAT Intermediate Clutch Piston Return Spring 4 I64 l 28 WASHER Direct Clutch Drum Thrust Selective 4 l69 29 PLATE Intermediate Clutch Reaction 4 I63 3 30 PLATE Intermediate Clultch Pressure 4 I63 3I RETAINER Intermediate Overrun Clutch 4 l67 32 RACE Intermediate Overrun Clutch Outer 4 l68 1 33 CLUTCH Intermediate Overrun 4 I64 34 CAM Intermediate Overrun Clutch 4 l67 l 35 BAND Intermediate Overmn Clutch Brake 4 25l 3 36 DRUM Direct Clutch 4 I69 37 BOLT Pump Cover to Body 5 I6 IB x I I 2 Hex Lock N S I 38 SPRING Intermediate Clutch Cushion 4 I64 39 PLATE Intermediate Clutch Drive 4 l63 40 RING Intermediate Clutch Overrun Retainer Front 4 l68 4I SEAL Direct Clutch Piston Outer Part of 44 N S I 42 SEAL Direct Clutch Piston Center Part of 44 N S 43 SEAL Direct Clutch Piston Inner Pairt of 44 N S 44 SEAL PKG Direct Clutch Piston 4 l66 4 45 SPRING Direct Clutch Piston Return 4 I64 46 SEAT Direct Clutch Piston Return Spring 4 I64 47 RING Direct Clutch Piston Return Spring Seat Q 4 I64 48 SPRING Direct Clutch Piston Cushion 4 I64 49 PLATE Direct Clutch Driven Steel 4 I63 50 PLATE Direct Clutch Pressure 4 l 63 5I BEARING Direct Clutch Drum to Forward Clutch Housing Thrust 4 I64 52 PISTON Direct Clutch 4 l66 r 53 PLATE Direct Clutch Drive Faced 4 I63 54 RING Direct Clutch Pressure Plate Retainer 4 I67 V 55 SPACER Converter to Crankshaft 4 I I5 fe 56 BOLT Converter to Flywheel 4 I I5 I L A NOTE INCLUDED IN PUMP ASM 4 224 O NOTE INCLUDED IN VALVE PKG 4 2 I6 i GM PARTS DIVISION GENERAL MOTORS CORPORATlON BUlCK 40A 1 4 31 4 000 GROUP l rr