Pontiac tempest 1968 Service Manual page 470

T U R B O H Y D R A - M A T I C TRANSMISSION
7E-35
J 2 1 3 6 2
Fig. 7 E - 8 5 Installing Forward Clutch Piston
NOTE: The forward and direct clutch pistons have
identical inside and outside diameters. It is possi­
ble to reverse the pistons during reassembly,
therefore care should be exercised to make certain
the proper piston be installed in the clutch
assemblies.
As shown in Fig. 7E-99, the forward clutch pis­
ton can be identified by the blind hole in the clutch
apply face of the piston.
2. Place a new center seal on clutch housing, lip
faces up (Fig. 7E-83).
3. Place seal protector tool J 21362 over clutch
hub and install outer clutch piston seal protector
J 21409 into clutch drum and install piston, rotating
piston on drum until seated (Fig. 7E-85).
4. Install sixteen (16) clutch release springs
(green) into pockets in piston.
5. Place spring retainer and snap ring on springs.
6. Compress springs, using clutch compressor
tools J 4670, J 6129 and J 8765, and install snap
ring.
7. If removed, install turbine shaft in forward
clutch housing, using arbor press.
8. Install forward clutch hub washers on forward
clutch hub. Retain with petrolatum.
NOTE: The 1968 Forward Clutch Hub, identified
by a machined groove on the rear or hub side, is
NOT interchangeable with pre-1968 parts.
Due to a spline change, if replacement of either
forward clutch hub or the mainshaft is required,
ONLY 1968 parts must be used. The mainshaft to
Fig. 7 E - 8 6 Installing Forward Clutch Composition
and Steel Plates
be used for 1968 is identified by a "V" groove on
the rear or internal gear end of the shaft.
9. Place forward clutch hub into forward clutch
housing.
10. Oil and install five (5) radial grooved composi­
tion and four (4) flat steel and one (1) waved steel
F i g . 7 E - 8 7 Installing Forward Clutch Housing to Direct
Clutch Hub Snap Ring