TURBO HYDRAMATIC TRANSMISSION It 4 003 TRANSMISSION ASSEMBLY Less Hand Brake I TURBO HYDRAMATIC 400 TRANSMISSION I I 66 70 Ser 10 20 exc 396 8627009 1 I I TURBO HYDRAMATIC 350 TRANSMISSION I 69 72 Ser 10 20 Blazer 4 WD 350 347491 1 a 69 Ser 10 exc 4 WD I 70 71 Ser 10 Conv 307 70 71 Ser 10 20 Blazer C w T H I 350 350 exc 4 WD 70 71 Ser 20 250 exc 4 WD 378100 1 I I 70 Ser 10 Conv 292 I I 70 Ser 20 292 exc 4 WD 6261854 1 70 72 Ser 10 20 4 WD 292 6261853 1 I l 70 G 10 thru 30 exc 350 70 Ser 10 250 exc 4 WD 70 Ser 20 307 exc 4 WD I I 71 72 G 10 thru 30 w T H 350 250 I 307 l 71 72 Ser 10 w T H 350 250 exc 4 4 WD I Q 71 72 Ser 20 vv T H 350 307 exc 4 WD 347492 1 l 72I Ser 10 20 Blazer C w T H I I 350 350 exc 4 WD 4 72 G 20 30 w T H 350 8 cyl 376762 1 4 005 GASKET UNIT RING UNIT SEAL UNIT Transmission NOTE 1 Consists of 1 front servo piston oil seal ring 2 pump oil seal rings 4 center support oil seal A rings 3 intermediate clutch drive plate assemblies 5 forward clutch drive plate assemblies 1 front pump seal 1 extension housing seal I2 forward and direct clutch piston seal kits 1 intermediate clutch piston seal kit 1 overhaul gasket and seal kit NOTE 3 Consists of 6 center support and pump cover seals 1 front servo piston seal 1 front accumulator piston seal 1 accumulator piston seal 1 rear accumulator piston seal 4 2 NOTE 4 Consists of 1 ring pump to case seal 8 O ringpump body bo tseals 8 pump body bolt washers 1 pump cover to case gasket 1 O ring output shaft seal 1 reverse servo piston seal 1 rear I servo cover gasket 1 governor cover gasket 1 O ring parking pawl shaft seal 2 manual shaft O rings 1 manual shaft seal assy 2 vacuum modulator and connector seals 1 valve body to spacer gasket 1 case to spacer gasket 1 solenoid valve gasket 1 0 ring strainer seal 1 trans oil pan gasket 1 case extension to case gasket 1 dia parking shaft plug 1 filler tube O ring seal NOTE 5 Consists of 1 each seal assy park lock and range sel shaft oil 2 each oil pump body inner 1 I each seal inten clutch accum piston cover extension to case governor cover low and reverse clutch t piston inner outer center inter clutch piston inner and outer direct clutch piston outer and center If I forward clutch piston outer output shaft yoke oil pump outer 2 each seal direct clutch piston inner 1 i each seal filler tube detent cable 1 each gasket valve body to spacer plate oil pan to trans case oil pump screen oil pump to case valve body spacer plate 7 each gasket pump bolt 66 72 All w T H 400 8626984 A 1 overhaul Note 1 65 70 All w T H 3928594 1 RING UNIT trans oil seal all steel rings I I Note3 I I 69 72 All w T H 350 338202 1 I RING UNIT trans oil seal 66 Ser 20 w T H I I 67 72 AII w T H 400 8625905 1 SEAL UNIT w gaskets Note 4 68 72 All w T H 350 347126 1 SEAL UNIT w gaskets Note 5 4 006 LEVER KNOB Gearshift Control Hand 66 67 Ser 20 D D exc 4 Spd I I 67 Ser 30 D D w T H 3716517 1 10 u 0 L I 66 Ser 20 exc D D I 3818227 1 I 9 0 L 69 70 G 10 20 3920436 1 control I I I 66 Ser 30 D D w T H 3903679 1 8 0 L 67 66 Ser 30 w T H exc D D 1 67 68 Ser 10 20 exc D D 3902560 1 8 O L I 69 70 Ser 10 thru 30 exc D D T W 3945084 1 control l 69 70 Ser 10 thru 30 D D 3947394 1 control 70 Ser 10 thru 30 Blazer Conv 4 WD W T W I 1 71 72 All Blazer w T W 3986234 1 trans control 71 72 All Blazer exc D D T W 3990301 1 I i 71 72 D D 3990302 1 1 I f 67 Ser 30 D D w T H 3718171 1 KNOB 1 O D x 1 O L black 66 Ser 20 exc D D 3771840 1 KNOB 2 u O L black I I 67 70 Ser 30 w T H 400 69 70 G 10 thru 30 67 70 Ser 10 20 exc D D GM PARTS DIVISION GENERAL MOTORS CORPORATION CHEVROLET 72TL REV 5 79 4 131 4 003 4 006 I