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2 1 - 1 2
MANUAL TRANSMISSION
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(3) I n s t a l l first set of 19 bearing rollers on each end
of countershaft (Fig. 3). Then i n s t a l l a bearing spacer
on each end o f shaft. Seat spacers against bearing
rollers.
(4) I n s t a l l second set o f 19 bearing rollers on each
end o f countershaft. T h e n i n s t a l l r e m a i n i n g bearing
spacers on each end o f shaft ( F i g . 3).
(5) I n s t a l l t h r u s t washers o n ends o f countershaft
(Fig.
3). E x t r a petroleum j e l l y applied to t h r u s t
washers w i l l hold t h e m i n place d u r i n g i n s t a l l a t i o n .
(6) Position countershaft gear assembly
i n case
(Fig. 15). A l l o w gear assembly t o rest a t bottom o f
case. B e s u r e t h r u s t w a s h e r s s t a y i n p o s i t i o n .
(7) Verify gear a l i g n m e n t (Fig. 16). Be sure reverse
idler gear w i l l not interfere w i t h movement of coun-
tershaft gear. Also be sure countershaft gear t h r u s t
washers are s t i l l i n place.
Fig. 15 Positioning Countershaft Gear In Case
REVERSE IDLER
REVERSE IDLER
BACKUP LAMP
Fig. 16 Gear, Shaft And Lever Placement
(8) I n s t a l l outer snap r i n g on drive p i n i o n bearing.
Then press bearing onto drive p i n i o n . Be sure snap
r i n g groove i n bearing is facing t o w a r d front (Fig.
17). Seat bearing f u l l y against shoulder on pinion.
(9) Secure b e a r i n g o n p i n i o n shaft w i t h new i n n e r
snap r i n g . B e sure snap r i n g is f u l l y seated. T h i s
snap r i n g i s a select f i t for m i n i m u m e n d play.
(10) L u b r i c a t e m a i n s h a f t p i l o t roller bearings w i t h
generous q u a n t i t y o f petroleum j e l l y a n d i n s t a l l r o l l -
ers i n drive p i n i o n ( F i g . 17).
(11) Secure p i l o t r o l l e r bearings i n drive p i n i o n
w i t h new snap r i n g ( F i g . 17).
BEARING
DRIVE PINION
SNAP RING
Fig. 18 Installing Bearing Retainer Oil Seal
EXTENSION
HOUSING
BUSHING
REPLACEMENT
(1) Remove extension housing yoke seal.
(2) D r i v e o l d b u s h i n g out of housing w i t h tool C-
3974 (Fig. 19).
(3) Slide new b u s h i n g on i n s t a l l i n g end of tool C-
3974.
(4) A l i g n o i l hole i n bushing w i t h o i l slot i n exten-
sion housing a n d d r i v e new b u s h i n g i n t o place (Fig.
19).
(5) Position n e w seal i n extension housing a n d
drive seal i n t o housing w i t h tool C-3972.
SYNCHRONIZER
ASSEMBLY
(1) Assemble 1-2 a n d 3rd-0/D synchronizer parts i n
order shown (Figs. 20 and 21):
(2) Place a stop r i n g flat o n bench. Then place
clutch gear o n r i n g a n d i n s t a l l sleeve over clutch
gear.
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