I 7 TRANSMISSION 4 233 RETAINER SNAP RING SEAT SPR NG TRANSMISSION FRONT SERVO 8i ACCUMULATOR PISTON Con t 70 455 Eng 4BC T H 400 8623654 1 1 57 SPRING frt accum piston Model OB OG I 0l OL QM OW 4 I 71 3287 3677 87 4257 57 455 I Eng T H 400 4 8623676 1 2 62 SPRING frt accum piston Model OD 71 4400 T H 400 8623676 1 2 62 SPRING lrt accum piston Model OW I 71 4800 350 Eng T H 400 8623674 1 1 88 SPRING frt ecoum piston Model OA OB I 71 455 Eng 4 BC T H 400 8624358 1 2 83 SPRING frt accum piston Model OK 71 T H 425 8623674 1 1 88 SPRING lrt accum piston Model DJ 72 T H 400 8623654 1 1 67 SPRING irt accum piston Model OW I 72 T H 400 8623674 I 1 88 SPRING frt accum piston Model OR OD I 72 T H 425 8623654 I 1 67 SPRING fri accum piston Model 0 l I 72 74 T H 375 8623654 I 1 57 SPRING fn accum piston Model OA I I 72 73 T H 425 8623676 1 2 52 SPRING frt accum piston Model OJ I I 73 T H 400 8623654 1 I 67 SPRING frt accum piston Model OD OK OR I 73 All A T H 400 8623674 1 1 88 SPRING frt accum piston I I 73 AJ35 BO EFI T H 400 455 I Eng 8623676 1 2 62 SPRING frt accum piston I 74 T H 400 8623654 1 1 57 SPRING lrt accum piston Model OA OC I OD OK I 74 T H 400 8623674 1 1 88 SPRING frt eccum piston Model OE OR I I OW I I 74 75 T H 400 8625426 1 3 36 SPRING frt accum piston Model OL I 74 T l l 425 8623674 1 1 88 SPRING rt accum piston Model OJ OM I 75 T H 375 8623654 I 1 67 SPRING frt accurn piston Model OA 08 I 75 T H 400 8623654 I 1 67 SPRING Irt accum piston Model OD OK 75 T H 400 8623674 1 1 88 SPRING Irt accum piston Model OC OE I OJ OM OR DW I 75 All B C T H 400 455 Eng 8625426 1 3 36 SPRING lrt aocum piston I 74 75 T H 350 260 Eng 6261231 1 1 65 SPRING inter clutch accurn piston I I 4 234 VALVE TRANSMISSION COAST DOWNSHIFT TIMING I I 64 69 J l 1366164 1 1 15 VALVE trans coast downshift timing I I 4 235 SNAP RING TRANSMISSION STATOR CONTROL I I 61 64 H T exc F85 8 934 9416713 1 15 SNAP RING limit valve 4 241 COVER GASKET PIN PISTON RETAINER WASHER TRANSMISSION I REAR SERVO ACCUMULATOR I I 1 1955 lst type used up thru the following transmission serial numbers OA 75442 OB 54757 OC I 25856 OD 26856 OD 78554 OE 3958 I I 2 1965 2nd type used after the abave serial numbers I I 3 NOTE When installing 8624943 pkg on 1955 1st type jobs the 2nd type selective fir piston pins I listed above mus be used V 65 75 T H 400 2 8624136 1 6 60 COVER servo I 69 75 T H 350 4 228 1243476 1 1 65 COVER inter clutch accumulator piston 72 75 T l l 375 8624136 1 6 60 COVER servo 65 75 T l l 400 8623174 1 42 GASKET servo cover 72 75 T H 375 8623174 1 42 GASKET servo cover 65 75 T H 400 2 8624139 AR 4 31 PIN servo piston select 1 groove 65 75 T H 400 2 8624140 AR 4 31 PIN sen o piston select 2 grooves 65 75 T H 400 2 8624141 AR 4 31 PIN servo piston select 3 grooves I 66 75 Tor T H 425 8625101 AR 4 29 PIN servo piston select 1 groove I 66 75 Tor T H 425 8625102 AR 4 29 PIN servo piston select 2 grooves 66 75 Tor T H 425 8625103 AR 4 02 PIN servo piston select 3 grooves I 72 75 T H 375 8624I39 AR 4 31 PIN servo piston select 1 groove I 72 75 T H 375 8624140 AR 4 31 PIN servo piston select 2 grooves I I 72 75 T H 375 8624141 AR 4 31 PIN servo piston select 3 grooves I 65 75 T I 1 400 425 1 8624138 1 10 75 PISTON servo 72 75 T l l 375 8624138 1 10 75 PISTON servo 65 75 T l l 400 425 8626902 1 12 55 PISTON accumulator incl rings 72 75 T H 375 8626902 1 12 55 PISTON accumulator incl rings 75 T H 375 400 425 8624138 1 10 75 PISTON servo 69 71 T H 350 4 228 6260138 I 31 RETAINER inter clutch accumulator I r piston cover 73 All X A Opt M38 4 228 6260138 1 31 RETAINER inter clutch accum cover 65 75 T H 400 425 8623744 1 45 WASHER servo piston 72 75 T H 375 8623744 1 45 WASHER servo piston 1 GM PARTS DIVISION GENERAL MOTORS CORPORATION 0LDSMOEILE 30 t REV 5 80 Ms 4 233 4 241