wheel bolts DATSUN 510 1968 Service Repair Manual

TROUBLESHOOTING
17

of
tIre
loose
wheels

unproper
adjustment
or

wear
of
front
wheel

bearIngs
faulty
wheel

align

ment
or
wear
of
transverse
lInk
and
tension
rod

bushings
Inspect
all

parts
carefully
for
wear
or

damage

Replace
or

replUI
parts
as

required

2
Shock

transmltled

through
steering
wheel

This
is

usually
most
noticeable
when

traveling

over
bad
roads
at

relatively
high
speeds
Causes

Include

damage
to
the
idler
ann
insuffiCient

tIghtening
of

steenng
gear
box
wear
of
the
steer

Ing
linkage
and
wear
of
the

suspension
ball

joint

Inspect
all

parts
for
wear
or

damage
Refer
to

Chapter
ThIrteen
for
service
or

repair
you
can

perform
and
for

procedures
which
should
be

referred
to

your
deal
r

3

Shlmmymg

This
is

usually
most
noticeable
when
a

specIfic

speed
IS
attained
and
will

normally
repeat
at
that

speed
Causes
are

generally
unbalanced
wheels

unproper
adjustment
of

steenng
gear
insuffi

cient
backlash
malfunction
of
the
shock
ab

sorbers
or
loose
bolts
for
the
strut

mountIng

Reparr
or

replace
defective

parts
as

required

Refer
to

Chapter
Thirteen

4

Wandermg
of
car
m
one
dlrectlOnl

This

problem
can
be
caused

by
improper
air

pressure
loose
wheel

nuts
difference
in
tire
tread

wear
from
left

to

right
side
Incorrect

adjustment

of
wheel

bearings
defectIve
wheel

beanngs

collapsing
or

twistIng
of
front

spnng
or
Incorrect

wheel

alignment
Also

binding
of
the
brake

shoes
worn

bushings
in
the
transverse
link
or
the

tension
rod
and
deformation
of
s

enng

lInkage

and

suspension
link
can
cause
wander

Carefully

iuspect
all

parts
for
looseness
and
wear
and
re

place
or

repaIr
as

required
In
some
c
ases
a
de

fective
rear

suspension
may
also
cause
the

vehicle
to
wander

5

InstabIlity

Instability
can

be
caused

by
unproper
tIre

pres

sures
worn

bushings
in
the
transverse
link
and

tension
rod
mcorrect
wheel

alignment
worn

steenng
linkage
Incorrect

adjustment
of
steer

ing
gear
and
unbalanced
wheels

Inspect
all

parts
carefully
for
wear
and

damage
Adjust

repair
or

replace
as

required
6

Heavy
feelmg
m

steering

This
can
be
caused

by
improper
tIre

pressures

insuffiCient
or
contamInated
lubncant
in

gear

box

damage
or
insuffiCient

grease
In

suspeuslon

ball

Joint
damaged
or

badly
adjusted
wheel

bearIngs
worn
or

damaged
steermg
gear
dam

age
of

upper
strut

bearing
and
mterference
of

steenng
column
With
turn

signal
SWitch

Inspect

all

parts
carefully
for
wear
and

damage
Adjust

repair
or

replace
as

required

7
ExceSSIve

play
m

steermg
wheel

This
is

usually
caused

by
Incorrect

adjustment
of

the

steenng
gear
worn

bushings
in
the

steering

linkage
or
Idler
arm
mcorrect

adjustment
of
the

front
wheel

bearings
worn

bushIngs
in
the
trans

verse
lInk
and
tension
rod

Carefully
inspect
all

parts
for
wear
or

damage
Adjust
repair
or
re

place
as

reqUIred

TIRE
WEAR
ANALYSIS

Abnormal
tIre
wear
should

always
be
ana

lyzed
to
deternune
the

cause
The
most
common

are
Incorrect
tIre

pressure
improper
dnving

overloading
and

Incorrect
wheel

ahgDment

Figures
2A

through
2F

identify
wear

patterns

and
mdicate

likely
causes

Of

I

1

l

D

1

Undennflatlon
Worn
more
on
Sides
than
In

center

38

CHAPTER
SIX

EMISSION

CONTROL
DEVICES

All

Datsuns
have
a
sealed

type
of
crankcase

emISSion
control
device
and
an
exhaust
emISsion

control
deVice
Models
sold

m
Cahfornla

smce

1970
also
have
an

evaporative
emisSion

control

deVice
An

rmportant
part
of
the

exhaust
control

device
is
the
air

pump
located

at
the

bottom
left

hand
side
of
the

engme
It

IS
dnven

by
a
belt
off

of
the
crankshaft

pulley
and

supphes
air
to
the

exhaust

system
In
1972

an
electric
blower
in

corporated
m
the

air
cleaner

replaced
the

mechanical

pumI

ENGINE
REMOVAL

Expenence
has

shown
It
IS
easier

to
remove

the

engine
and

the
transmission

as
a

smgle
UnIt

than

to
remove
the

engme
alone
Once

the
en

gine
and

transmiSSIon
are

out
of

the
vehIcle
the

tranSmIssion
can
be

detached
from
the

engme

To
remove
the

engme
transmISsion

proceed

as
follows

1
Scribe

ahgnment
marks
on
the
hood

around

the

hmges
ThIS

will
make
remstallatlon

eaSIer

2
Remove
the

two
bolts
that
secure

each

hInge

and

remove
the
hood

It
is

not

necessary
to
re

move
the
hood

support
from

the

engme
firewall

3

DISconnect
the
lower

radIator
hose

from
the

right
hand
SIde
of
the

engine
and
at
the
bottom

of
the
radIator
ThIS
will

pernnt
coolant
to
dram

from
the

engme
and
the

radIator

4

Remove
the
draIn

plugs
from
the

engine

pan

and
translIDSsIon

and

completely
dram
lubn

cants
Into
suitable

contamers

5
DISconnect

the

battery
cables
from

the
bat

tery
loosen

the
two
hold
down

clamps
and

re

move

the

battery

NOTE

The
location
and

number

of

hoses

to
be
removed

from
the
air

cleaner
varies

from
model
to

model

It
IS

normally
easier
to
remove

the

hoses

from
the
sources
rather

than

try

to

dISconnect

them

from

yndemeath

the

air

cleaner
The
1972
model

Will

requlre
dlsconnectlOn

of
the
electrica1

cirCUit

In
the
air

cleaner

system
wing
nut
from
the

top
of
the
air
cleaner
and

remove
the

aIr
cleaner

7
DIsconnect
the

upper
radiator
hose
from
the

radiator
and
the
thermostat

housmg
Remove

the
hose

8
Disconnect
the
two
heater

hoses
from

the

nght
hand
side
of
the

engme
TIe
these
bac
so

they
won
t
interfere
with

removal
of
the

engme

9
Remove
the
radIator

grille

by
unscrewing
all

mountmg
screws

10
Remove
the
four

mounting
screws

holding

the
fan
shield
to
the
backside

of
the

radiator

11
Remove
the
four

mountmg
bolts

holdIng
the

radiator

In

place
In
automatic
tranSmISsion

models
dISconnect

the
two
transnnsslOn
oIl

cooler

lInes
from

the
bottom
of
the
radiator

Pull
the

radiator

straight
up
to
remove
Remove

the
fan

shield

12
Loosen

the

adjustment
and

mounting
bolts

from

the

retamIng
brackets
on
the
alternator

and

air

pump
If
so

eqwpped
The

alternator
is
lo

cated
at
the
bottom

nght
hand
Side
of
the

engme

and
the
air

pump
on
the

lower
left
hand
Side

13
Loosen
tenSIon

on
the

two
dnve
belts

re

move
the
belts
from

the
alternator
and
air

pump

and
then
from
the

fan

pulleys

14
Remove
the
bolts

holdIng
the
fan
and

pulley

to
the
water

pump
assembly
and
remove
the

fan
and

pulley

15

DISconnect
the
fuel
hne
from
the
fuel

pump

16
DIsco

ect
accelerator

control

linkage
and

choke

WIre
at
the
carburetor

17
Disconnect

the

wiring
from

the
starter

motor
alternator

Ignition
coIl
oIl

pressure

switch

and

temperature

transmItting
unit

NOTE
The

following

steps
are

per

formed

from
under
the
car
lack

up

the

front
of
the

car
and

position

stands
under

the

front
support

points

to

proVide

working
room

under

the

vehicle

WARNING

Never

climb
under
a
vehicle
that
is

supported
by
the

lack
only
If
stands

are

not
avflllable

sturdy
wooden

blocks
can

be
U3ed

6
Disconnect
all
hoses

that
lead
to
the

air

cleaner

remove
two

bolts
that
hold
the
air

cleaner
to

its

mountmg
bracket

unscrew
the
18
Remove
two
bolts

holdIng
the
clutch

operat

Ing
cylInder
to
the

flywheel
hOUSIng
shown

m

40
CHAPTER
SIX

be
removed
Hoist
the

engme
off

Its
mounts
and

adjust
the
cham
or
cable
to
tIlt
the

engme
as

shown
in
the
illustration
ContInue
to

raIse

gradually

31
Once
the

engine
and
transmission
are
clear

of
the
vehIcle
lower
them
to
a
swtable

support

or
stand
and
dIsconnect
the
hOISt

32
The
transmISSIon
can
now
be
freed

by
re

movmg
the
bolts

holdIng
the
clutch

assembly
to

the

flywheel
housing
and

movmg
the
clutch

assembly
back
to

dIsengage
the
dnve
shaft

splmes

33
Witlltlie

engIne
removed

carefiillyinspect

the

mountIng
Insulators
for

SIgnS
of

damage
or

detenoratIon

Replace
them
1f

necessary

ENGINE
DISASSEMBLY

ThIS
sectIon
covers

dIsassembly
of
the

engine

once
It
has
been

removed
from
the
vehIcle
All

steps
would
be
followed
for
a

complete
engme

overhaul
But
smce

many
of
the

procedures
can

be
done
WIthout

removing
the

engIne
from
the

velucle
a

complete
course
of
actIon
should
be

decided
on
before
needless
removal
and
ms

assembly

Mount
the

engme
on
a
stand
or
other
sUItable

work
surface
before

msassembly
Thoroughly

clean
the
extenor
WIth
steam
or
solvent

CAUTION

Remove

the
alternator
starter
motor

carburetor
and
dIStributor

from
the

engine
before

cleaning
to

prevent

damage

Once
clean

mspect
the

engme
for

SIgnS
of

damage
or

mlssmg
parts
cracks
or
accumulated

rust
on
the
block

especIally
around
the
soft

plugs
cracks
In
the
clutch

housing
and
dents

or
cracks

In
the
oil

pan

DISassemble
as
follows

Alternator
Removal

1

Figure
14
shows
the

positIon
of
the
alternator

on
the

engme
and
a
VIew
of
the
alternator

mountIng
parts
Remove
the
two

bolts
lock

washers
and
shmls

holding
the
alternator
to
the

adjustIng
bar
and
the

adjustIng
bar
to
the

engme

block

2
Remove
the
two
bolts
and
lockwashers

hold
ing
the
alternator
to
lower

mounting
bracket

3
Remove
the
alternator
and

mountmg
brack

ets

Starter
Motor
Removal

1
Remove
two

mountIng
bolts
and
lockwashers

holdmg
starter
motor
to
clutch

housmg

2
Pull
starter

assembly
toward
front
of

engme

and

remove

Distributor
Removal

1
Scnbe

ahgnment
marks
on
the
mstrlbutor

shaft
tl
ie

ihsthDutor
mountmg
oracket
anihlfe

front
cover
so
that
the
dIStnbutor
can
be
re

placed
accurately
later

2
Remove
two
bolts
and
lockwashers

holdIng

the
dlstnbutor

mountmg
housmg
to
the

front

cover

3
Pull

up
on
the
dlstnbutor
and
remove
it

as

a
unit

Carburetor
Removal

1
Remove
the
four
nuts
and
lockwashers

join

mg
the
carburetor
and
mtake
manifold
then

remove
carburetor

Oil

Pump
Removal

1
Remove
the
four

mountIng
bolts
and
lock

washers

2
WIthdraw
the
011

pump
assembly
from
tht

front
cover
as
shown
m

Figure
15

@

Air

Pump
Removal

1
Remove
the
bolt

passmg
through
the
slot
on

44
CHAPTER
SIX

@

@

eight
connecting
rod
bolts
Remove
the
four

bottom

caps
along
with
assoc1ated
rod

beanngs

as
shown

m

Figure
25
Be
certain
to

identify

each

part
for

later

reassembly
on

the
correct

rod

3

Gently
push

up
each

connecting
rod
into

the

cylinders
far

enough
to

clear
the

crankshaft
Do

not

push
them

up
so
far
that
the

piston
rings
hit

the

ridge
at
the

top
of

the

cyImders
Remove
the

upper
beanngs
and

identify
for
later

reassembly

4
Remove

the
five
bolts

holding
the

flywheel

to
the

crankshaft
as
shown
in

Figure
26
For

models
Wlth
automatic
transmisslOn
there

is
a

convertor

plate
in
front
of
the
drive

plate
fly

wheel
and
a
crankshaft

plate
m

back
of
the

drive

plate
also

attached

by
the
five
bolts

5
Remove
bolts
from
front
main

bearing
cap

and
three
center
main

bearings
Identtfy
caps

and

beanngs
for

reassembly
@

NOTE
Removal

of
the
rear
mam

bearing

requires
the
use

of
a

specuzl

tool
ST4463000D
shown
in

f
Q

URE
27

6
Remove
the
rear
mam

bearing
cap
as
shown

in

Figure
28

7
Remove
the

rear
011

seal
as
shown
m

Figure

29

8
Remove

crankshaft
from

cylinder
block

9
Remove

and

1dentify
the
mam

beanngs
from

the

cyhnder
block

JOurnals

ENGINE
53

the
mam

beanng
cap
and
the

cyhnder
block

beanng
recess
and

tighten
the

cap
bolts
to
the

proper
torque
WIth
a

torque
wrench

Tig
temng

torque

Main

bearings
506
to
57
8
It
Ib

70to80kg
m

195
to
23
9
It
Ib

27
to3
3

kg
m
Rod

beanngs

9
Loosen
the

cap
bolt
on
one
Side
and
measure

the
clearance

Figure
53
between
the

cap
and

block
Side
Clearance
should
be
WIthm
the
fol

lowmg
specmcatIons
Mam

beanngs
0

through

o

0024
m
0
to
0
06mm
rod

beanngs
00012

through
0
0032
m
0
030
to
0
0024mm

Weight
@

10
If

beanng
crush
IS
not
m
tolerance

replace

the

beanngs

Crankshaft
and
Camshaft

Sprockets

1
Check
for

damaged
teeth

Replace
sprocket

1f

necessary

2
Install
the

camshaft

sprocket
and
check
for

runout
as
shown
m

Figure
54
If
over
0
04331

m
0
Imm

replace
the

sprocket
Check
for

thrust
deViation
at
the
same
tIme
Thrust
deVia

tIOn

should
be
between
0
0031
and
0
0150
m

008
to
0
38mm

3
Check
the
chain
for

damage
severe
wear

and
stretch
at
the
roller
hnks

Replace
the
cham

1f
defects
or
exceSSIve
stretch
IS
found

4
Check
the
cham
tenslOner
and
the
cham

gwdes
for
wear
and

damage

Flywheel

1
Check
the
clutch
disc
contact
surface
of
the

flywheel
for
wear
and

damage
@

2

Measure
deviation
of
the
clutch
disc
contact

surface

usmg
a
dial

gauge
If
deVIation
exceeds

004331
m
O
lmm

replace
the

flywheel

3
Check

flywheel
teeth
for

damage
Consult
a

dealer

Or
machIne

shop
1f
m
doubt

ENGINE
ASSEMBLY

This
section
covers

assembly
of
the

engme

after
corrective
mamtenance
has
been
com

pleted
SpecificatIons
and

torque
informatIon

are

given
at
the
end
of
the
sectIon
The

followmg

general
precautions
should
be
followed
m

assembhng
the

engme

1
Make
certam

all

parts
are

thoroughly
clean

and
that
all
011
and
water

passages
are
free
from

foreign
matenal

2
All

parts
that

slIde
mto
or

through
other

parts

should
be
coated
With
a
thm
film
of
new

engme

011
before

assembly

3
Don
t
reuse

gaskets
packIng
and
011
seals

Complete
lats
are
aVlUlable
for
the
entire

engme

and
for
the

cyhnder
head
and
block
assemblIes

4

Keep
tools
and
work
benches
clean
to
aVOid

contammatlon
of
delIcate

parts

5
Be

sure
to
follow

specmed
torque
tIghtenmg

values
and
order

of

tlghtenmg
where

given

6

Unless

complete
rebwld

of
the

engme
has

been
done
valves
and
associated

parts
bear

ings
pistons
and

connectIng
rods
should
be

remstalled
where

they
were
taken
from

CYLINDER

HEAD

Valve
and
Valve

Spring
Assembly

1
Insert
valve
from
bottom
of
block

ENGINE
55

Cylinder
Block

Assembly

1
PositIon
all
crankshaft

parts
on
a
work
bench

ThIS
mcludes
the
crankshaft
main

beanngs

rear
011

seal
woodruff

keys
crankshaft

gear

011

pump
gear
011
thrower
bolts
and

bearing

caps
Figure
57
shows
the

arrangement

@

2
Insert
maIO

beanngs
mto

appropnate
cy1m

der
block
holders

NOTE
The
center
No
3

beanng
IS

the

only
flanged
type
of
thrust
bear

Ing
Bearings
No
2
and
No
4
are

Identical
No
1
and
No
5

Jaring
ap

pear
identical
but
No
1
as
an
011

hole
All

bearings
except
No
1
are

Interchangeable
as
to

upper
and
lower

half

3

LIghtly
lubncate
the

crankshaft
and

beanng

matmg
surfaces
then
mstall

beanngs
10
mam

beanng
caps

4
Install
the
crankshaft

5
Install
mam

beanng
caps
over

crankshaft

msert
mam

cap
bolts
and

tighten
hghtly
The

mam

beanng
caps
have
an
arrow
marked
on

each
one
These
must

pomt
to
the
front
of
the

engme

6

Gently
move
the
crankshaft
10
an
aXIal
drrec

don

toward
the
front
of
the

engme
to

venfy
that

the
mam

beanng
caps
are

properly
alIgned
and

seated
7
Use
a

torque
wrench
to

tighten
the

cap
bolts

to
the
hmlts

speCIfied
The

t1ghtenmg
operatIon

should
be
done

gradually
10
three

or
four

sep

arate

stages
starting
10
the
center
and

workmg

outward

to
each
end

8
Rotate
the
crankshaft
to
make
certain
it
isn
t

bmding

9
Use
a
feeler

gauge
to
check
the
end

play
at

the
center

No
3

beanng
Figure
58

10
Install
the
SIde
oll
seals
into
the
rear
mam

cap
and

cy1mder
block
as
shown
10

Figure
59

@

11
Install
the
rear
011
seal
WIth
Datsun
tool

ST49370000
or

equIvalent

12
Install
the
rear
end

plate

13
Install
the

flywheel
WIth

proper
bolts
and

lock
washers
and

torque
as

specified

ENGINE
59

2
Coat

the

pan
gasket
on
both
sides
With

gasket

compound
and
attach
the

oil

pan
to
the

cyhnder

block

Torque
as

specIfied

Manifold
and
Carburetor
Installation

1
Install
the
mtake
and
exhaust
manIfolds
WIth

associated

gasket
to
the

cylmder
head

2
Mount
the
carburetor
and

gasket
to
the
mtake

manIfold

2

Adjust
all
mtake
and
exhaust
valves
to
the

specIfied
clearance
for
a
cold

engme

Clutch

Assembly
Installation

CAUTION

Take

extreme
care
not
to

get
grease

or
011
on
the

clutch
or

flywheel
frlc

hon
contact

surfaces

1
Place
the
clutch
disc

assembly
on
the

flywheel

With
the

longer
chamfered

splmed
end
of
the
dISC

toward
the
transmISSion

2

Visually
align
or
use
a

dummy

splmed
dnve

shaft
to

ahgn
the
diSC

assembly
With
the

flywheel

pilot
beanng

3
Install
and

tighten
the
SIX
bolts

holdmg
the

clutch
cover

assembly
to
the

flywheel
Tighten

the
bolts
a
turn
each
tune

by
diagonal
pattern

until

they
are

tight
Tlghtenmg
torque
should
be

174

to
188ft
lbs
24
to
2
6

kg
m

NOTE
There
are
two
dowels
on

the

flywheel
to

locate
the
clutch
cover

4
Remove

dummy
shaft
If
used

after
the

above
bolts
are

fully
tightened

5
Refit
the
release

bearing
and
translI11Ssion

case
Miscellaneous
Installation

1
Connect
the
fuel
hose

on
the
front

part
of
the

engme
to
the
fuel

pump
and
to
the
carburetor

2

Gap
the

spark
plugs
and
mstall
them

usmg

new

gaskets

3
Coat
the
rocker
arm
cover

gasket
With
sealer

and

position
It
on
the

cylmder
head

4
Install
the
rocker
arm
cover
and

tighten
the

two
thumb

screws
that
hold
it

m

place

5
Install
distrIbutor

makmg
certam
that
the

notch

on
the
distributor
shaft

assembly
mates

With
the
drive

spmdle
Ahgn
the
location
marks

made

dunng
disassembly
so
that
the
distrIbutor

is

positioned
as
before

6

Install
and

tighten
the
bolts
which
hold
the

dIStributor

to
the
front

cover

7
Install

pomts
condenser
and
rotor

8

Replace
distrIbutor

cap
and
attach

spark
plug

Wires
m
the
correct

sequence
Make
certain
that

all
wires
are

firmly
seated
m
the
distrIbutor

cap

and
attached

securely
to
the

spark
plugs

9
HOISt
the

engme
assembly
from
the
work

stand

10
Install
the
alternator
bracket
alternator

and

engme
mounts
to
the
block

11
Install
the

IgnItIon
coil
oil
filter
oil

pressure

SWitch

dipstick
and

water
drain

plug

12
Connect
the

vacuum
Ime
between
the
dis

trIbutor
and
carburetor

13
Connect
the
transIDlSSlOn
to
the

engine
prior

to
mstallatIon
m
the
vehicle

Engine
Installation

Installation
is
the

reverse
of
the

procedures

followed
m

removal
Be
certaIn
thatlall

battery

connections
are
made

that
water
hoses

are
se

cured

wmng
IS
connected

properly
and
that
all

required
bolts
and
mounts
are
mstalled
and

tightened
Replace
the
radiator
fan
belts
and

radiator
shroud
Fill
the

engme
With
the

proper

grade
of
oil
and
the
radiator
With

recommended

coolant
Install
the
hood

to
the

hInges
according

to
the
marks
made

dUrIng
removal

SERVICE
DATA
AND
SPECIFICATIONS

Table
1
covers
servIce
data
and

engme
Speci

fications

60
SIX

Table
1
ENGINE
SERVICE
DATA
AND
SPECIFICATIONS

GENERAL
SPECIFICATIONS

Cylinder
Arrangement

DIsplacement

Bore
and
Stroke

Valve

Arrangement

MaxImum
Brake

Horsepower

MaxImum
Gross

Torque

Firing
Order

Engme
dle

Smgle
POint

Dual
Pomt

CompressIon
RatIo

Engme
Idle
Mamfold
at
Idle

rpm

011
Pressure
hot

@
2
000

rpm

i
TIGHTENING

TORQUE
ft
Ib

kg
m

Cylinder
Head
Bolts

1st
turn

2nd
turn

Flywheel

Flxmg
Bolts

M
In

Beanng
Cap
Bolts

Camshaft
Gear

Bolt

I
011
Pan

1
1

fF
I

011

Pump

QII
Stramer

F

I
Crank

Pulley
Bolt

SPECIFICATIONS
In
mm

Valve
Mechamsm

Valve
Clearance
Hot

Valve
Clearance
Cold

Valve
Head
DIameter
Intake

Valve
Head
DIameter
Exhaust

Valve
Stem

DIameter
Intake

Valve
Stem
DIameter

Exhaust

Valve

Length
Intake

Valve

Length
Exhaust

Valve

LIft

Valve

Spring
Free

Length
Outer

Valve

Sprmg
Free
Length
Inner

Vaiv

Spnng
Loaded

Length
Outer

Valve

Spring
Loaded

Length
Inner

Valve

Sprmg
Assembllld

HeIght
Outer

Valve

Spnng
Assembled

Helght
Inner

Valve

Spnng
Effective
Turns
Outer

Valve

Sprmg
EffectIve
Turns

Inner

Valve
GUIde

Length
Intake

Valve
GUIde

Length
Exhaust

Valve

GUIde

HeIght
from
Head
Surface

Valve
GUIde
Inner
DIameter
Intake

Valve
GUIde
Inner
DIameter
Exhaust

Va
Ive
GUIde

Outer
Dlam
eter
Intake

Valve
GUIde
Outer

DIameter
Exhaust

Valve
GUIde
to

Stem
Clearance
Intake

Valve

GUIde
to
Stem
Clearance
Exhaust

Valve
eat

W
dth
Intake

Valve

SEtat
WIdth
Exhaust
4
m

Ilnil

97
3
cu
m
1595cc

3
2677
x
2
9016
In
83
x
73

7mm

Overhead
Camshaft

96

@
5
600

rpm

110
ft
Ib
13
8
kg
m

@
3
600

rpm

1
3
4
2
r

600

rpm

700

pm

85
1

i7
7
In

Hg
450mm

Hg

54
to
60
Ib
m
2

3
8
tQ
4
2

Iig
cm

325
4
5

39
8
5
5

68
No
75
9
9
50

to
1039

325

to
39
8
4
5

to
5
5

362
to
43
4
50
to
60

2
9
to
5
1
0
4
to
0
7

108
to
15
2
1
5
to
2
1

58t087
08to
12

1157
to
130
1
160
to
180

o
118
0
30

o

0C
98

0
25

1
50
38

0

1
30
33
0

031
80

031
80

456
1159

4
57
116
O

03937
100

2
05
52
0

1
77
44
96

1
21

@
1054
Ib
3
07

@
47
8

kg

o
96

@
56
Ib
24
5

@
25
5

kg

1
53

@
63
9

Ib
38
9

@
29

0
kg

1
38

@
27
1
Ib
35

@
123

kg

45
I

55

2
32
59
0

2
32
59
0

0409

to
0
417
104

to
106

0315

to
03154
80

to
8018

0315
to
03154
80
to
8
Oi8

04718
to
04723
11
985
to
11
996

04718
to

04723
11
985
to
11
996

00006
to
00018
0
015

to
0
045

00016
to
00028
0040

to
0070

o
055

to
0
071
1
4

to
1
8

0063
to
0079
1
6
to
20

82

CHAPTER
SEVEN

Removal

Pick

up

The
fuel
tank

IS
mstalled

along
With
the

vapor

liqUid
separator
A

cover
m
front
of
the
left

rear

wheel

protects
the

vapor
lIqUid

separator
from

damage
Figure
23
shows
the

cover
mstalled

and

Figure
24
shows
It
removed

I
Remove
dram

plug
from
bottom
of
fuel

tank

and
dram
the
fuel
mto
sUitable

safe
contamer

2
Disconnect
wire

leadmg
to
fuel

gauge
unIt

3
Disconnect
and

remove
fuel
Inlet
tube

4
Disconnect
rubber

tubes
of
fuel
outlet
and

fuel

return
lInes
5
Disconnect
tube

leadmg
to

vapor
liqUid

separator

6
Remove

fixmg
bolts

holdmg
tank

In

place

7
Remove
fuel

tank
from
vehIcle

Inspection

Inspect
the
fuel
tank
d

connectIng
lInes
for

SIgn
of

damage
or
leaks
If
dIrt

IS
found

In
the

carbl
relor
r
fuel

pump

upon
dlsassemb

y
blo

out
the
fuel

lines

usmg
compressed
air

Repair

Fuel
tank

leaks

may
be

repaired
by
soldering

or

brazmg
the
fuel
tank

WARNING

A

fuel
tank
IS
a

potential
bomb

capable

of

klllmg
anyone

nearby
should

It
ex

plode
Always
observe
the

followmg

safety
precautions
when

repairing
the

fuel
tank

1
Remove
all
fuel
and
have
the

tank
steam

cleaned

InSIde
and
out

2
F1l1
the
tank
WIth
Inert

gas
such
as
carbon

diOXide
or

mtrogen
or
WIth
water

3
Have
a

properly
rated
fire

extIngUisher

handy
and
never
work
near
the
vehicle

After
the

repair
IS
made

pour
the
water
out

or
release
the

gas
then

put
about

a

quart
of

gasolme
In

the
tank
and
slosh
It
around
Pour

the

gasolme
out
blow
the

tank
out
WIth
com

pressed
aIr
then

replace
tank
In

vehIcle

Installation

To
mstall
the

f
iel
tank

reverse
the

p
rocedur

used

dUring
removal
After
InstallatIon
check

carefully
for
leaks

Choke

and
Accelerator

Linkages

Figure
25
IS
an

exploded
VIew
of
the

lInkages

used
on
the

accelerator
and
choke
controls
To

disassemble

replace
and
mstall
the

lInkages

refer

to
the
IllustratIon
and

proceed
as

reqUIred

91
CHAPTER
NINE

bon
the
serIes
coll

demagnetizes
agatnst
the

shunt
cOIl
The
return

spnng
causes
the

plunger

to
return
to
the

origmal
posItIon
stoppmg
the

starter
The

overrunnmg
clutch

provIdes
for

positIve
meshmg
and

unmeshmg
of
the

pmlOn

gear
and

flywheerrmg
gear
and

perinitStlie

pmlon
to
overrun
the
armature
after
the

engme

has
started

CONSTRUCIlON

A

typical
Datsun
starter
motor

is
shown
m

Figure
3
The

example
is
for

1971
models
but

about
the

only
dIfferences

existing
between
It
and

other
models
are
the
number
of
elements
used
in

the
dust
cover
and
the
number
of
thrust
washers

Removal

1
DIsconnect
the

battery
ground
cable

2
Disconnect

the
black

yellow
wire
from
the

magnetIc
sWitch
tennmal
on
the
solenoid

3
Disconnect
the
black

battery
cable
and
red

wire
from
the

battery
tennmal
on
the
solenOId

4
Remove
two
bolts

holdmg
the

startmg
motor

to

flywheel
hOUSIng
The

battery
ground
cable
is

attached
to
the

flywheel
hOUSIng
bottom
bolt

5
Pull
starter
motor
toward
front
of

engme
and

remove

Disassembly

1
Remove
the

nut

holdIng
the
electrIc
WIre
to

the

magnetIc
sWItch
M
tennmal
DIsconnect
the

WIre

2
Remove
three
screws

securmg
magnetic

switch

assembly
to

yoke
Remove

magnetic

sWItch

assembly
and
dust
cover
s

Figure
4

3
Remove
two

through
bolts
and
brush
cover

assembly
as
shown

m

Figure
5

4
Remove
the

yoke
assembly
by
tappmg
lIghtly

as
In

Figure
6

5
Remove
bolt

nut
and
washers
at
base
of

yoke
to
free
shut
lever
WIthdraw
the
armatlIre

and
shut
lever
as
shown
m

Figure
7

6
Remove
the

pInIOn
stop
nng
located
at
the

end
of
the
armature
shaft
To
remove
the

stop

nng
push
the

stop
nng
to
the
clutch
SIde
remove

the

snap
nng
and
Withdraw
the

stop
nng
and
CD

c

0
I

CD

Ml

ml

CD

a
I

II

0

l

g
I

o