GM04 131 1980 81 THM250C A T CONTROL VALVE M31 1 SEAL Inter Servo Rod 4 228 2 ROD Inter Servo App y 4 228 3 RETAINER Inter Servo Piston 4 228 4 SPRING Inter Servo Cush 4 233 5 PISTON W Seal Inter Servo Cush 4 228 6 SEAL Inter Servo Cush Piston 4 229 7 PILOT Inter Servo Apply Piston 4 228 8 RING Retainers Inter Servo Apply Rod 8 934 9 SPRING Inter Sewo Piston Apply 4 233 IIO PISTON W Seal Inter Servo Apply 4 228 1 1 SEAL Inter Servo Apply Piston 4 229 lI2 SPRING Inter Servo Apply Piston Waved 4 233 1 3 WASHER Inter Servo Apply Rod 4 233 1I4 GASKET KIT Vlv Body Spcr Plt 4 265 1I 5 PLATE Vlv Body Spacer 4 265 lI 6 SUPPORT Vlv Body Spacer Plate 4 265 1I7 BOLT Spacer Plate Support to Case 5 16x18x3 4 8 900 1I8 GASKET Part of 14 N S 1 9 VALVE Detent Regulator Part of 56 N S 20 SEAL Detent Regulator Vlv Spring Part of 56 N S 21 SPRING Detent Regulator 4 275 22 PIN Vlv Retainer Part of 56 8 939 23 VALVE Manual Low Control Part of 56 N S 24 SPRING Manual Low Control Part of 56 N S 25 PLUG Manual Low Vlv 4 265 26 VALVE 1 2 Shift Part of 56 N S 27 VALVE 1 2 Shift Control Part of 56 N S 28 SPRING 1 2 Shift Control Vlv Part of 56 I N S 29 SLEEVE 1 2 Shift Control Vlv Part of 56 N S 3I0 VALVE 1 2 Shift Part of 56 N S 3I1 SPRING 1 2 Shift Valve Part of 56 N S 3I2 VALVE 2 3 Shift Control See Olds Parts Cata og 1969 73 4 265 3 3 SPRING 2 3 Shift Control Vlv Part of 56 N S 3 4 SLEEVE 2 3 Shift Control Vlv N S 3 5 VALVE Pressure lRegulator Part of 56 N S 3 6 SPRING Pressure Regulator Vlv Part of 56 N S 3 7 VALVE Modulator Reverse Boost Part of 56 N S 3 8 VALVE Inter Boost Vlv Part of 56 N S 3 9 SLEEVE Modulator Reverse Boost Vlv Part of 56 N S 4 0 BOLT Vlv Body to Case 5 16x18x1 3 4 8 900 41 BOLT Oil Pump Filter 1 4x20x3 8 8 900 42 SCREEN KIT Oil Pump 4 197 4 3 GASKET Oil Pump 4 197 4 4 VALVE Manual 4 265 45 LINK Manual Vlv Cont 4 275 46 RETAINER Detect Vlv Spring N S 47 BOLT Detent Lvr Bracket 1 4x20x7 16 8 900 48 WIRE Detent Vlv Control 4 275 49 PIN Detent Vlv Actuating Lvr 4 275 50 LEVER Detent Vlv 4 279 51 BRACKET Detent Vlv Actuating Lever 4 050 52 STOP Detent Vlv N S 53 SEAT Detent Vlv Spring Part of 56 N S 54 SPRING Detent Vlv Part of 56 N S 55 VALVE Detent Part of 56 N S 56 VALVE Cont 4 265 57 BALL Ck Vlv I 8 899 58 VALVE Aux Cont 4 265 59 VALVE Conv Clu Apply N S 60 SPRING Conv Clu Apply N S 61 PLUG Retainer N S 62 PIN Vlv Aux 8 934 63 SWITCH Gov Press 4 265 CONNECTOR Elect W Seals 4 115 64 SOLENOID Convr Clu 4 122 r 65 BOLT Hex 5 16x18x1 1 8 8 900 1 1987 GENERAL MOTORS SERVICE PARTS OPERATIONS 0LDSMOBlLE 31A 1 7 87 4 55 4 000 GROUP