1979 DATSUN 210 Transmission

Manual
Transmission

S

R

o

o

D
l

@

@

l

@

l

25
Control
lever
boot

26
Control

pin
bushing

27
Control
arm

pin

28
Control
lever

29
Control
lever
knob
1

2nd
3rd
fork
rod
9
4th

5th
shift
fork
17

Shift
arm
bracket

2

Retaining

pin
10
2nd
3rd
shift
fork
18
Arm
bracket
O

ring

3

Checking
ball

plug
11
Ist
reverse
shift

fork
19
Arm
bracket

plain
washer

4
Check
ball

spring
12

Striking
rod
20
O

ring

5
Check
ball
13
Striking
lever
21

S

lriking
guide

6
ht
reverse
fork
rod
14
Lock

pin
22

Striking
guide
oil
seal

7
Interlock

plunger
15
Striking
pin
23

Expansion
plug

8

4th
5th
fork
rod
16
Shift
arm
24
Control
lever

bushing
Tightening
torque
kg
m

fHb

@
0

9
to
1
2
6
5

to
8
7

@
8
2
to
to
O
59

to
72

TM229A

Fig
MT
68
FS5W60L
Transmission

Shift
Control

Components

REMOVAL
4

Jack

up
the

car
and

supporl
its

weight
on

safety
slands
Use
a

hy

draul

c
hoist
or

open

pit
if
available

Make

sure
that

safety
is

insured

S
Disconnect
front

exhaust
tube

and

remove
bolt

securing
exhaust

mounting
bracket
from
exhaust
front

tube
side

6
Disconnect
wires

from
reverse

back

up
lamp
switch

7

Disconnect

speedometer
cable

from
rear
extension
At
the
same
time

remove

top
detecting
switch
if

so

equipped

8
Remove

propeller
shaft

Refer
to

Removal
Section
PD
To

dismount
transmission

from
the

car

proceed
as
follows

Disconnect

battery

ground
cable

2
Remove
console
box
and

detach

rubber
boots
if
so

equipped

3
Place

transmission
control
lever

in

neutral

position
and

remove
it

CJi
J

TM781
Note

Plug
up
the

opening
in
the
rear

extension
to

prevent
oil
from

flow

ing
out

Fig
MT
69

Removing
Control
Lever

MT
17
9
Remove

clutch

operating

cylinder

from
transmission
case

10

Support
engine
by
placing
a

jack

under
oil

pan
with

a
wooden

block

used
between

oil

pan
and

jack

CAUTION

Do
not

place
the

jack
under
the
oil

pan
drain

plug

II

Support
transmission
with
a

transmission

jack

12
Loosen
rear

engine
mount
se

curing
bolts

CD

temporarily
and
re

move
crossmember

mounting
bolts

CV

o

Fig
MT
70
R

movi7l
lB
ar

Ensi

Mounting
Croum
mber
Manual
Transmission

3
Remove

starting
motor

14
Remove
bolts

securing
transmis

sJon
to

engine
and

gusset

Then

support
the

engine
and

trans

mission
with

jacks
and
slide
transmis

sion
rearward

away
from

engine
and

remove
from
the
car

CAUTION

Take
cate
in

dismounting
transmission

not
to
strike

any
adjacenl
parts
and

main
drive

gear

INSTALLATION

Install
the
transmission
in
the

re

verse
order
of
removal

paying
atten

tion

to
the

following
points

MT18
t
Before

installing
Clean

mating

surfaces
of

engine
rear

plate
and
trans

mission
case

2
Before

installing
lightly
apply

grease
to

spline

parts
of

clutch
disc

and
main
drive

gear
And

also

apply

grease
to

moving
surfaces
of
control

lever
and

striking
rod

3
Remove
filler

plug
and

fill

trans

mission
with
recommended

gear
oil
to

the

level
of
the

plug
hole

Oil

capacity

t
2
liters

2

US

pt
2

Imp
ptl

4

Apply
sealant
to
thread
of
filler

plug
and
install
filler

plug
totransmis

sian

case

l
l
Tightening
torque

Filler

plug

2
5
to
4
0

kg
m

t8

to
29
ft
bl

DISASSEMBLY

TRANSMISSION
CASE

DISASSEMBLY

1
Prior
to

disassembling
transmis

sion

thoroughly
wipe
off
dirt
and

grease
from
it

2

Drain
oil

thoroughly

3
Remove

dust
cover
from
trans

mission
case

Remove
release

bearing
and

with

drawallever

4
Remove
reverse

lamp
switch

and

top
detecting
switch

if
so

equipped

5
Remove

speedometer
pinion
as

sembly

6
Remove

nut
and
stopper

pin
bolt

from
rear

end
of
rear
extension

Fig
MT
71

Removing
Nut
and

Stopper
Pin
Bolt

7
Remove

return

spring
plug
return

spring
and

plunger
from
rear
exten

sion

@

@
Q

@

j

TM784

Fig
MT
72
Removing
Return

Spring
Plug

8
Remove

front
cover
Detach
0

ring
and

front
cover

adjusting
shim

1l
l

TM785

Fig
MT
73

Removing
Front
Cover

D

Ring
and

Adju
ting
Shim
Manual
Transmission

9
Remove
main
drive

bearing
snap

ring
with

snap
ring
pliers

Fig
MT
74

Removing
Main
Drive

Bearing
Snap
Ring

10
Remove
rear
extension

securing

bolts
and
turn

striking
rod
counter

clockwise

Drive
out
rear

extension
backward

using
a

standard

puller

TM548

Fig
MT
75

Removing
R
ar

Extension

11

Separate
transmission
case
from

adapter
plate
by
evenly

tapping

around
it

with
a
soft
hammer

CAUTION

00
not

pry
transmission
case
or
rear

extension
from

adapter
plate
with

screwdriver

TM262A

Fig
MT
76
Removing
Tran

miuion

Ca
e

MT19
12

Set

up
Adapter
Setting
Plate

KV32100300
on

adapter
plate

Place
the
above

assembly
in

a
vise

TM230A

Fig
MT
77
A

ttaching
Gear

Assembly
to

Special

Tool

13

Detach
counter

gear
thrust

washer

DISASSEMBLY
OF

GEAR
ASSEMBLY

Shift
forks

and
fork
rods

1

Drive
out

retaining
pins
from

each

fork
rod
with

Fork
Rod
Pin

Punch
ST23540000

TM231
A

Fig
MT
78

Driving
Out

Retaining

Pim

2

Remove
three
3

check
ball

plugs

TM232A

Fig
MT
79

Removing
Check
Ball

Plug

3

Drive
out
fork
rods
from

adapter

plate
by
lightly

tapping
on
the

front

end

Detach
shift
forks

Note

a
Be
careful

not
to
lose
three
3

check
balls
and
two
2
interlock

plungers

b
Each

gear
and
shaft
can
be
de

tached
from

ar1apter
plate
without

removing
each
fork
rod

CD

@

1

Check
ball

p1
8

2
Fork
rod
Reverse

Ist

3
Interlock

plu
er

4

Fork
rod
2nd

3rd

5
Fork
rod
4Ih
5th

6

Check
ball

TM793

Fig
MT
BO

Check
Ball

nd
Interlock

Plunger

Gear

a

embl

Note
It
is

necessary
to

measure
end

play
before

disassembling
main

shaft
and
after

reassembling
main

shaft
Refer
to

Inspection
for
Gears

and
Shafts

1
Remove

snap
ring
of
rnainshaft

end

bearing
Draw
out

b
aring
using

Bearing
Puller
KV32
10
1330

Remove

olher
sna

p
ring
of
rnainshaft
end
bear

ing

TM233A

Fig
MT
BI

Removing
Mainshaft

End

Bearing

2
With
1st
and
2nd

gears

doubly

engaged
release

staking
on

main
shaft

nut
and
loosen
it
Manual
Transmission

TM234A

Fig
MT
B2

Releaaing
Staking
on

Mainshaft
Nut

3
Remove

following
parts
from

mainshaft
in

rear
extension

side

I
Mainshaft
hut

2
Remove

shifting
insert
retainer

synchro
hub

with
reverse

gear
1st

gear

togeth
r
with

needle

bearing
and
bush

ing
and
idler

gear
together
with

needie

bearing
simultaneously

3

Thrust
washer

Fig
MT
83

Removing
Reverw

Main

Revere

Idler
and

1st

Gea

4
Remove

four
4

bearing
retai
er

attaching
screws
with

an

impact
driver

and

remove

bearing
retainer

Fig
MT
B4

Removing
Screw

MT

20
5
Remove

folloWIng
parts
from

counter

gear
rear
end

I
Retaining
ring

TM236A

Fig
ltiT

85

Removing
Retaining

Ring

2

1st
counter

gear
using
Gear
Pull

er
ST22480000

ST22480000

TM237A

Fig
MT
86

Remouing
l
t
Counter

Gear

6
Remove

snap
ring
from
mainshaft

rear

bearing

using
snap

ring
pliers

TM238A

Fig
MT
B7
Removing
Main

haft

Rear

Bearing
Snap
Ring

7
Drive

out
rnainshaft

gear
as

sembly
together
with

counter

gear

assembly
by
lightly
tapping
the
rear

end
with
a

sofl
hammer
while

holding

the
front
of
rnainshaft

gear
assembly

and
counter

gear
assembly

by
hand

1
Lock

pin

2

Striking
lever

3
Return

pring
plug

4

Control
lever

5

Striking
rod

6

Striking
rod

guide

7
Control
lever

pin

8

Stopper
pin
bolt

INSPECTION

Wash
all

parts
in
a

suitable

cleaning

solvent
and
check
for
wear

damage
or

other

faulty
conditions

CAUTION

a
Be
careful

not
to

damage
any

parts

with

scraper

b
Do
not
clean
wash
or
soak
oil
seals

in
solvent

TRANSMISSION
CASE
AND

REAR

EXTENSION

1
Check
for
cracks
which

might

cause
oil
leak

or
other

faulty
condi

tions

2
Check

mating
surface
of
case
to

engine
or

adapter
plate
for
small
nicks

projection
or

sealant

Remove
all
nicks

projection
or

sealant
with
a
fine
stone

3
If
rear
extension

bushing
is

worn

or
cracked

replace
it

as
an

assembly
of

bushing
and
rear
extension

BEARING

I

Thoroughly
clean
bearing
and

dry

with

compressed
air

2
When

race
and
ball
surfaces

are
Manual
Transmission

1

TM255A

Fig
MT
97

Shifting
Mechanism

worn
or

rough
or

when
balls
are

out
of

round
or

rough
replace
bearing

TM372

Fig
MT
98

Inspecting
Ball

Bearing

3

Replace
needle

bearing
if
worn
or

damaged

GEARS
AND
SHAFTS

I

Check
all

gears
for
excessive
wear

chips
or
cracks

replace
as
required

2
Check
shaft
for

bendillg
crack

wear
or

worn

spline
if

necessary

replace

3
It
is

necessary
to
measure
end

play
before

disassembling
mainshaft

and

after

reassembling
mainshaft

Tighten
mainshaft
lock
nut
to

speci

fied
limit
and
measure
end

play
to
in

sure
that
it
is
within

specified
limit
If

end

play
is
not
within

specified
limit

disassemble
and
check

parts
for
con

dition

Replace
any
part
which
is

worn

or

damaged

MT
23
Standard
end

play

1
t

gear

0
15
to
0
25
mm

0
0059
to
0
0098
in

2nd

gear

0
15
to
0

25
mm

0
0059
to
0

0098
in

3rd

gear

0
30
to
0
40

mm

0
0118
to
0
0157
in

5th

gear

0
15
to
0

30
mm

0
0059
to
0
0118
in

Reverse
idler

gear

0
15
to
0
40
mm

0

0059
to
0
0157
in

TM256A

Fig
MT
99

Measuring
End

Phly

4
Check
for

stripped
or

damaged

speedometer
pinion
gear
If

necessary

replace

BAULK

RING

I

Replace
any
baulk

ring
which
is

deformed
or

cracked

2
Position
baulk

ring
in

place
on

gear
cone
and
measure
the

baulk

ring
to

gear
clearance
with
baulk

ring

pushed
toward

gear

If
th

clearance
is

smaller
than
the

specified
value

replace
baulk

ring

Standard
baulk

rinltto
cone

dearance

0
80
to
1
65
mm

0
0315
to
0

0650
in

If
it
is
less
than
0
5
mm
0

020
in

a
worn
baulk

ring
may
be
the

cause

and
a
new

ring
should
be
fitted

it

TMS06

Fig
MT
100
Baulk

Ring
to
Con

Gap

SHiniNG
IIUERT

Replace
if
WOrn

excessively
worn

unevenly
defonned
or

damaged

OIL
SEAL

I

Dis
r
l
O

ring
or
oil
seal
which
is

once
removed

Replace
oil
seal
if

sealing
lip
is

qefonned
or
cracked

Also
discard
oil

seal
if

spring
is

out
of

position

2
Check
tlie

oil
seal

lip
contacting

with
shaft
if

necessary
replace
oil
seal

and
shaft

as
a

set

REAR

ENGINE
MOUNTING

INSULATOR

Replace
rear

engine
mounting
insu

lator
if
weakened
deteriorated
or

cracked

ASSEMBLY

To
assemble
reverse
the
order
of

disassembly
Observe
the

following
in

structions

FRONT
COYER
ASSEMBLY

I
Make

sure
that

seal

mating
sur

face
is

clean

Using
a

press
and

Oil
Seal
Drift

ST23800000

drive
new
seal
into

place

on
front
cover

Nole

When

pressing
oil
seal
into

place
apply
coat
of

gear
oil
to

surface

adjoining
oil
seat

2
Lubrica
te

seal

lip
and
main
drive

shaft
with

gear
oil
when

installing

front

cover
Manual
Transmission

Front

h
I

4

1

Main
drive

gear

2
GearoiJ
TM098A

Fig
MT
101
Front
Cover
Oil
S

al

TRANSMISSION
CASE

ASSEMBLY

I
Press
countershaft
needle

bearing

into
transmission
case
from
outside

Note

a
Needle

bearing
should
not

be
re

used
after

removal

b

When

inslalling
needle

bearing
be

sure
to

project
it

2
mm
0
08
in

from
tramission
case
front
mace

c
Make
sure
that
needle

bearing
torm

smoothly

d
After

instal6ng
needle

bearing

apply
multi

purpose
grease
to
the

bearing
smace

Front

t

2mm

0
08

in

TM707

Fig
MT
I02
Count

haft
N
edle

Bearing

2

Install
withdrawal
lever
ball

pin

on
case
and

tighten
screw

ifl
Tightening
torque

Sail
pin

2
0

to
3
0

kg
m

14
to
22
ft

Ibl

REAR

EXTENSION

ASSEMBLY

I

Apply
grease
to
O

ring
and

plunger

grooves
in

striking
rod

guide

Insert

striking
rod

with

striking
rod

guide

through
rear
extension

2

Install

striking
lever
on
front

end

MT

24
of

striking
rod

Install
lock

pin
and

nut
and

tighten
it

ifl
Tightening
torque

Striking
I
er
lock
nut

0
9
to
12

kg
m

6
5
to
8
7
ft
lbl

3
When

installing
expansion
plug

apply
sealant
to
it

4

Make
sure
that
seal

mating
sur

face
is

clean

Using
a

press
and
Oil
Seal
Drift

ST35300000
drive
new

seal
into

place

on
rear
extension

Note
When

pressing
oil
seal
into

place
apply
coat
of

geat
oil
to

mace

adjoining
oil
seal

5
Coat
oil
seal

lip
and

bushing
with

gear
oil
for
initial
lubrication
Pack

cavity
between
seal

lips
with
recom

mended
multi

purpose
grease
when
in

slalling

FroDt

I

t
Cc

if

i

I

L

1
Gear
oil

2

Bushing

3
Grease

TM099A

Fig
MT

I03
Rear
Eztemion
Oil
Seal

ADAPTER

PLATE

ASSEMBLY

I

Place

adapter
plate
in
a
vise

with

Adapter
Setting
Plate

KV32100JOO

with
fork
rod
hole
side

up

Fig
MT
104
Attaching
AdopterPhlte

to

Special
Tool

2
Install
needle

bearing
by
lightly

tapping
around
it

with
a

brass
drift

and
a
hammer

3
Install

reverse
idler

shaft
with

thrust
washer
in

adapter
plate
by

tapping
the
shaft
end
with

a
soft

hammer

TM243A

Fig
MT
I05
Installing
Re
Idler

Shaft

ASSEMBLY
OF
GEAR

ASSEMBLY

Clean
all

parts
in
solvent
and

dry

with

pressed
air

Synchronizer

1
2nd

3rd
41h
5th

speed

synchronizers

I
Place

synchro
hub
into

coupling

sleeve

2
Fit

shifIing
inserts
in
t1lree

grooves
in

synchronozer
hub

3
Install

spread
spring
to
inserts
so

that

insert
is

securely
attached
to
inner

side
of

coupling
sleeve

Install
Ihe
other

spread
spring
on

the

opposite
side
of

synchro
hub

Note

a
Be
careful
not
to
hook

front
and

rear

ends
of
the

spread
spring
to
the

same
insert

b
Be

sure
that

hub
and
sleeve

oper

ates

smoothly
and

correctly
by

hand

TM077

Fig
MT
I06

Enstalling
Spread

Spring
Manual
Transmission

TM131A

Fig
MT
I07

Installing
Spre
d

Spring
2

2
Ist

reverse

synchronizer

I
Position

shifting
insert

springs

and

shifting
inserts
in

three
3
slots
in

synchronizer
hub

2
Put

reverse

gear
on

synchronizer

hub

3
Install

shifting
insert
retainer
to

inserts
so
that
sert
is

securely
attach

ed
to
inner

side
of
reverse

gear

Mainshatt

I

Assemble
3rd

gear
needle

bearing

3rd

gear
baulk

ring
2nd
3rd

speed

synchronizer
assembly
2nd

gear
baulk

ring
2nd

gea
buihirig
needle

bearing

2nd

gea
and

thrust
washer
on
main

shaft
to

2

Press
mainshiift

bearing
onto

mainshaft
uSi

g
Mainshaft

Bearing

Drifl
ST22350000

L

ST22350000

TM711

Fig
MT
I08

Enstalling
Mainshaft

Bearing

Note
Assemble
2nd
3rd

speed

synchronizer

paying
attention
to

its

direction

MT
25
Front
hl
l
h2

2nd

gear
ide
3rd

gear
SIde

hi
h2

Fig
MT
109

Inslalling
2nd
3rd

Speed
Synchronizer

3
Position
5th

gear
needle
bearing

5th

gear
bawk

ring
and
4th

5th

synchronizer
assembly
on
the
front

side
of
mainshaft

4
Fit

a
new
suitable

snap
ring
in

place
so
that

there
exists
a
minimum

clearance
between
end
face
of

hub
and

ring

Note

Make
sure

snap
ring
fits
in

groove

Available

snap
rings

No

Thicknc
ss
mm

tin

2
1
55

to
1

60

0

0610
to
0
0630

1
60
to
1

65

0
0630
to
0

0650

1
65
to
1

70

0
0650
to
0
0669
3

TM798

Fig
MT
IlO

InslallingSnap
Ring

Main
drive

gear

1
Press

main
drive

gear
bearing
onto

shaft
of
main
drive

gear
using
Trans

mission
Drift
ST23800000

Make
sure
that

snap

ring
groove
on

shaft

clears

bearing

H

ST23800000

M

TM714

Fig
MT
111

InstaUing
Main
Drive

Bearing

2

Place
main
drive

bearing
spacer

on
main
drive

bearing
and
secure
main

dtivebearing
with
a
new
tlii

er

snap

ring
that

will
eliminate
end

play

Note
Make
sure

snap
ring
fits
in

groove

1
Main
drive

gear

2

Snap

ring

3

Spacer

4

Main
drive

bearing

TM715

Fig
MT
112
In

talling
Snap
Ring

Available

snap
rings

No
Thickness

mm
in

2
1
34
to
I
40

0
0528
to
0
055
I

l40tol46

0
0551
to

0
0575

I
4610
1
52

0

0575100
0598

1
52101

58

0
0598
10

0
0622

1
58
to
1
64

0
0622
to
0

0646

1
64
to
I

70

0

0646
to
0
0669

I
70
to
I

76

0
0669
10

0
0693
3

4

5

6

7

Counter

cear

I

Install
a
counter

gear
thrust

washer
and
counter

gear
into

transmis

sian

case

and
select
counter

gear
Manual
Transmission

thrust
washer
of

proper
thiclmess

using
straight
edge

Select
washer
from
those
shown
in

the

following
table
so

that
end

play
of

counter

gear
is

specified
value

Standard
end

play

0
10
to
0
20

mm

0
0039

to
0
0079
inl

No
Thickness
mm

in

2
20
to
2
25

0
0866
to
0
0886

2

25
to

2
30

0
0886
to

0
0906

2
30
to
2
35

0

0906
to
0

0925

2
35
to
2
40

0

0925
to

0
0945

2
40
to
2
45

0

0945
to

0
0965

2
45
to

2
50

0
0965
to
0
0984

2
50
to

2
55

0
0984
to

0
1004

2
55
to
2
60

0

1004
to

0
024
2

3

4

5

6

7

8

Note
Be

sure
to
measure
at
two
or

more

positions
on
the
end
surface

of
counter

gear

rr

II
TM244A

Fig
MT
113

Measuring
Counter
Gear

End

Phly

2
Remove
counter

gear
from
the

transmission

case

Assembly
to

adapter
plate

I

Install
baulk

ring
on
main
dtive

gear
and

combine

with
mainshaft
to

complete
the
mainshaft

assembly

Note

l
e
sure
to
iJislall

pilot
bearing

in

place
when

combining
with

mainshaft

MT
26
2
Combine
mainshaft

assembly

with
counter

gear
assembly
and

place

them
into

adapter
plate
simulta

neously

Note

Be
careful
not
to

forget
to

install
thrust

washer
And
when

installing
throst
washer

note
front

1IIllIR
tt
djrections

Front

Thrust
side
Rear
Oil

groove
side

TM285A

Fig
MT
I14

Count
Gear
Thru
t

Washer

3

Pull
mainshaft

assembly
into

adapter
plate

using
Mainshaft
Puller

KV32100400

When

installing
main

shaft

assembly

carefully
hold

gears
by

hand
Install

counter

gear
assembly

together
with

mainshaft

assembly
by

applying

light
blows
with

a
soft
faced

hammer

Make

sure
that

snap
ring
groove
on

mainshaft

rear

bearing
clears

adapter

plate

CAUTION

a
Take
care
not
to

drop

geaB
on

floor

b
Take

care
not

tndamage
bearings

TM245A

Fig
MT
II5

Installing
Main

haft

A
6embly

4
Fit

snap
ring
to

groove
in
main

shaft
rear

bearing
with

snap
ring
pliers

TM23aA

Fig
MT

116

Fitting
Main

haft
Rear

Bearing
Snap
Ring