Pontiac tempest 1968 Service Manual page 520

T W O SPEED A U T O M A T I C TRANSMISSION
7F-19
J 8 0 9 2
J 2 1 4 2 4 - 5
Fig. 7F-51 Removing Low Sun G e a r Bushing
F i g . 7 F - 4 9 Removing C l u t c h Drum Bushing
6* Check piston for cracks or distortion.
CLUTCH DRUM BUSHING REPLACEMENT
1. Remove old bushing, using chisel J 8400-1 or
tool J 21424-5 (Fig. 7F-49). Avoid damaging bushing
bore.
2. Install new bushing, using tool J 24124-5 (Fig
e
7F-50). Press bushing in until tool touches front
face of d r u m .
J8092
J21424-5
LOW SUN GEAR BUSHING REPLACEMENT
1. Remove old bushing, using bushing chisel
J 8400-1 or tool J 21424-4 (Fig. 7F-51). Avoid dam­
aging bushing bore.
2. Install new bushing, using tool J 21424-4 (Fig.
7F-52). Press i n bushing until tool Is flush with face
of sun gear.
ASSEMBLY
1. Lubricate a new piston inner seal with trans­
mission o i l and Install i n clutch hub groove with seal
lip down (Fig. 7F-53). A satisfactory tool for this
operation can be made by crimping a loop of .020"
music wire i n a short length of copper tubing.
NOTE: Run fingers around seal after it is in­
stalled to verify that seal is fully in groove.
J8092
J21424-4
F i g . 7 F - 5 2 Installing Low Sun G e a r Bushing