1968 DATSUN 510 ground clearance

4

CHAPTER
ONE

chassIs

number
Write
the
numbers
down
and

carry
them
ill

your
wallet

Service
Hints

Throughout
thIs

manual
keep
two
conven

bons

ill
mmd
Front
refers
to
the
front
of
the

vehicle
The
left
and

nght
sides
of
the

ve

hicle
refer
to
a

person
sittIng
ill
the

car

facing

forward
For

example
the

steenng
wheelIS

on

the
left
hand
Side
All
dimensIOns
and

capacities

are
expressed

ill
units
fanuhar

to
a
Umted

States

mechaniC
such
as
illches
and

pounds
Metric

measurements

are
also

given
Metnc

tools
are

reqUITed
to
work

on
the
Datsun
CD

DATSUN

IENGINE
CAPACITY

IMAX
HP
RPM

IWHEELBASE

IENGINE
NUMBER

FAR
NO

NlSSAN

MOTOR

co
LTD

YOKOHAMA
JAPAN
TYPEI
510

1595
cc

961P
6600

rpm

mm

L

1
00988

P61
l
O
1
l
M

Table
1
MAIN
SPECIFICATIONS

AND
DIMENSIONS

r
ITEM
Sedan

Wagon
Plm

up

EnglDe
Type
L16

L16
L16

Valve

Arrangement
Overhead

Cam
Overhead
Cam
Overhead
Cam

Bore
3
26n
ID
83mm

3
2677
ID
83mm
3
2677
ID
83mm

Stroke
2902
ID

73
7mm
2
902
ID

73
7mm
2
902
In

73
7mm

Displacement
97
3
cu
ID

l595cc
97
3
cu
In

l595cc
97
3
cu
ID
1595cc

CompressIOn
Ratio
851

851
851

MaXimum
SAE

Hompower
96

@
5

600

rpm
96

@
5
600

rpm
96

@
5
600

rpm

MaXimum
SAE

Torque
998ft
Ib
138

kg
m
998ft
Ib
138

kg
m

9911
ft
Ib
138

kg
m

Fuel
Octane
85

85
85

Lengtb
1622
ID

4
12Omm
163
2
ID
4
I45mm
168
9
ID
4
290mm

Width

61
4
ID

l
560mm
61
4
ID
1
560mm
62
8
In

Cl
595mm

Height
55
lID
1
400mm
565
ID

Cl
435mm
60
8
ID

Cl
545mm

Wheelbase

95
3
ID

2
42Omm

95
3
ID

2
420mm
99
6
In

2
530mm

Room

Space

Inner

Length
63
3
In
1
61Omm
673
ID

1
710mm
72
8
ID

1
850mm

Inner
Width

499
ID
1
27Omm

507
ID

1
29Omm
563
In

1
430mm

Inner

Height
44
4
In
1
130mm

44
61D
1
135mm
15
7
ID

399mm

Tread

Front

50
4
ID

28Omm
502
In
1
275mm
492
In
1
250mm

Rear
504
In

1
280mm
496
In

Cl
260mm
499
ID
1
267mm

Road

Clearance
741n

l88mm
64
ID
l63mm
787
ID
200mm

Weight

4

Speed
2
0611b
935

kg
2
138
Ib

970

kg
2
127
Ib
965

kg

Automatic

2
114Ib
959

kg
2
182
Ib
990

kg

Minimum

Turning
RadiUS
157ft
48m

157ft
48m
171
ft
52m

Seating

Capaaty
5

5
2

Battery

Volt

12

12
12

Capacity
400rSOAH

400r50AH
40
or
60
AH

Connection

Negative
ground
Negative
ground
Negative
ground

Fuel

Tank

Capaaty
11

9

gal
45
liter
11
9

gal
45
liter
108

gal

41J
r

011

Pan

Capacity
42

qts
40

liter
4
2

qb
40
liter

1
06

gal
40
Iller

011
Filter

Capaaty
74

ql
07
liter
74

ql
0
7
liter
1
48

Pint
0
7
liter

Transmission

Capaaty
1
8

ql
1
7
liter

18

ql
1
7
Iller
2
11

qt
20
Iller

Dlflerenbal

Capaaty
85

ql
80
liter
11

ql
1
0
liter
87

ql
0
83
lIter

Coolant

Capaaty
7
2

ql
6
8
liter
7
2

ql
6
8
lIter
7
2

qt
6
8
Iller

Clutch

Type

Dry
Single
diSC

Dry
slDgle
diSC

Dry
slDgle
diSC

Draphragm
spnng
Diaphragm

spnng
Diaphragm

spnng
l

ENGINE
AND
IGNITION
TUNE
UP
21

many
types
of
test

eqUipment
and

may
be
used

as
a

gUide
If
the
manufacturer

s

mstructioQs
are

not
aVailable
Connections
shown
in

Figure
1

are
as
follows

1
Voltmeter

a
PosItive
lead
to
resistor
side
of
COli

b

Negative
1
ead
to

ground

2

Tlmmg
Light

a
PosItive
lead
to

posItive
battery
termmal

b

Tngger
lead
to
number
1

spark
plug

c

Negative
lead
to

ground

3
Tachometer

a
PosItive

lead
to
dlstnbutor
Side
of
coil

b

Negative
lead
to

ground

4
Dwell
Meter

a

PosItive
lead
to
dlstnbutor
Side
of
COlI

b

Negative
lead
to

ground

BAlTERY
INSPECTION
AND
SERVICE

1
Check
the
level
of
the

electrolyte
m

battery

cells
If

necessary
replemsh
with
distilled
water

Do
not
overfill

2

Measure
the

speCific
gravity
of
the

battery

electrolyte
Refer
to
the

followmg
table
2
Use
the

proper
size
socket
and
wrench
to

remove

spark
plugs
from
the

cyhnder
head

Make
certam
that
the

gaskets
are
removed
from

the

spark
plug
holes

3

Wipe
off
the
msulator
With
a
clean

rag
to

remove

grease
and
dirt

4

Carefully

mspect
the
msulator
and

body
of

each

plug
for

signs
of

cracks
or

chips

Replace

If

faulty

5

Inspect
spark
plug
threads
and
electrodes
for

damage
or
excessive
wear

Replace
as

requrred

Figure
2
shows
the

cond1t
J
on
of

normal
and
de

fectIVe

spark
plugs
along
with

an

explanation

of
the

causes
of

the
abnormal
conditions

6
If
the

spark
plugs
are
still
serviceable
clean

them

thoroughly
With
a

stiff
brush
or

preferably

With
a
sand

blasting
type
of
cleaner

7
File
the

center
electrode

so
that

It
has

a
fiat

surface

8
File
the
surfaces
of
the
outer
electrode

so
that

all
surfaces

are
fiat
and
smooth

9

Usmg
a
feeler

gauge
adjust
clearance
be

tween
the
electrodes
to
0
031
to
0
035
m
0
8

to
0
9mm
as
shown
m

Figure
3

Full

Charge
Value

CD
68

degrees
F

PermiSSIble
Value
20

degrees
C
3

Frigid
chmates

Tropical
chmates

Other
climates
Over
1
22

Over
118

Over
1
20
128

123

126

3
Clean

top
of

battery
and
termmals
With
a

solutIOn
of

bakmg
soda
and
water
Rmse
off
and

dry
thoroughly
Top
of

battery
must
be
clean
to

prevent
current

leakage
between
termmal
and

from

pOSitive
termmal
to
hold
down

clamp
Pro

longed
accumulatIOn
of
aCid
and
dirt
on

top
of

battery
may
cause

blIstenng
of
the
matenal
cov

enng
on
the
connector

straps
and
detenoration

of
the

straps
themselves

4

Tighten
the
cable

connectors
to
the
termmal

securely

5
Coat
the
termmals

lIghtly
With

petrolatum
to

protect
them
from
corrosion

SPARK
PLUGS
INSPECTION

AND
SERVICE

1
Remove

spark
plug
WIres
Mark
them
to
fi

sure
correct

replacement
J

J

I

I

j

j

10
Remstall

spark
plugs
Make
certam
to
use

a
new

gasket
for
each

plug
Use
a

torque
wrench

to

tighten
spark
plugs
from
11
0
to
150
ft
lb

1
5
to
2
0

kg
m

11
Remstall
WIres

DISTRIBUTOR
INSPECTION

AND
SERVICE

Dependmg
on
the
model

year
velucles
have

a

smgle
pomt
or
a
dual

pomt
dlstnbutor

system

ENGINE
51

8

Figure
48
shows
the

pm
bemg
mserted
to

make
certam
that

It
can
be

pressed
m
at
room

temperature
by
hand
Piston

pm
clearance
to

piston
pm
should
be
between
0
0003
and
0
0004

m
0008
and
0
01Omm

NOTE
The

piston
pin
IS

fitted
to
the

connecting
rod
with
a

fitting
force
of

from
1
to
3
tons

of

pressure

Connecting
Rod

1

Inspect
all

connectmg
rods
for
flaws
or

obVIOUS

damage

2
Check
for

proper
alignment
as
shown

m

Fig

ure
49

RealIgn
as

necessary
ThIS
can
be
done

by
an
automotive
maclune

shop
Maxrmum

allowable
bend

m
the

connecting
rods
IS
0
0020

m
0
05mm

per
3
94

m
of

connecting
rod

length

@
3
Defects
m
the

piston
pm
hole

reqwre
replace

ment

of
the

connectmg
rod
Select
new
ones
so

that

weight
dIfference
between
new
and
old
IS

wlthm
0212
oz
6

gr

4
Install

beanngs
m
the
crankshaft
end
of
all

rods
Mount
the
rods
on
the
crankshaft
and

replace
beanngs
and
rod

caps
Install
bolts
and

tighten
Use
a
feeler

gauge
to
measure
end

play

between
the

connecting
rods
and
the
crankshaft

Figure
50
The
standard
measurement
should

be
between
00079
and
0
0118
m
02
and

0
3mm
Maximum
allowable
wear
IS
00118
m

0
3mm

Crankshaft

1
Check
the
crankshaft

journal
and
crank

pm

1
1

for
cracks
obVIOUS
wear
and
scratcheS

Repair

or

replace
defective

parts
I

2
Check
the
crankshaft
for
bend
If
the
bend

at
the
center

Journal
exceeds
0
0020

m

0
05mm
have
the
crankshaft

prOfeSSIOnally

straightened
or

replace
It

3
Check
crankshaft

Journals
and
crank

pms
for

out
of
round
and

taper
Figure
51
lIsts

speci

fications

Regnnd
the
crankshaft
1f
the

specIfica

tions
are
exceeded

by
more
than
00012

m

0
03mm

4

Replace
the

connecting
rod
and
mam
bear

mgs
With

proper
undersIZe

beanngs
If
the
crank

shaft
IS

reground
The

followmg
table

prOVides

data
for

beanng
replacement
based

on
the

final

sIZe
of
the
crankshaft

Journals
and
crank

pIllS

96

CHAFTER
NINE

@

EK
lle

Correct

Incorrect

ground
As
shown
m

Figure
i
7

place
one
test

probe
onto
the
armature
shaft
and
the
other

probe
onto
each
commutator
bar

ContInuity

IndICates
a

groundt
and
the
armature
must
be

replaced

@

6
Check
the

armature
for
shorts

by
placmg
It

on
a

holdmg
fixture

holdmg
a
hack
saw
blade

over
the
core
and

rotatIng
the
armature
If
the

saw
blade
VIbrates
the
armature

Is
shorted
and

must
be

replaced

7
Check
for

contInuity
by
placmg
the

probes

of
a
tester
on
two
sIde

by
slde

segments
of
the

armature
No

current

passage
mdlcates

an

open

CIrcUIt
The

armature
must
be

replaced
If
read

mgs
are

InCOnslste
t

replace
the
armature

OVERRUNNING
CLUTCH
ASSEMBLY

1

Inspect
the

plmon
assembly
and

screw
leeve

The

screw
sleeve

must
slIde

freely
along
the

armature
shaft
If

damage
IS
detected
or
1f
It
does

not
move

freely
replace
It

Inspect
the

pmion

teeth
for

damage
and
wear

Replace
1f

required

2

Inspect
the
teeth

on
the

flywheel

nng
gear
for

mlssmg
or

damaged
teeth

If
defective
the

fly

wheel

must
be

replaced
BRUSH
HOLDER

1

Usmg
a
CirCUIt
tester

as
shown

In

Figure
18

place
one
test

probe
on
the

rear
cover
and
the

other

on
the

posltlve
SIde

of
the

brush
holder
If

the
tester
shows
conduction
the
brush
holder
IS

shorted
to

ground
or
the
msulator
IS
defective

Replace
the
brush
holder

@

STARTER

MOTOR
BEARINGS

1

Inspect
the

bearmgs
at
eIther
end
of
the
rear

cover
and
the

gear
case

assembly
If

they
show

SignS
of

sconng
or
other

damage
replace
them

Check
the

clearance
of
the
armature
shaft

to
the

bearmgs
It
should
be
less
than
0
0079

In

0
2mm

2
If
the

bearings
are

replaced
new

bearing

clearance
should
be
00012
to
00039

In
0
03

to
0
10mm

MAGNETIC
SWITCH
ASSEMBLY

1

Inspect
the

magnetic
sWItch
contacts
for
de

fects

and

damage
replace
1f

necessary

ASSEMBLY

To
reassemble
the
starter
motor

reverse
the

procedures
used

dUring
disassembly
When

as

sembly
has
been

completed
perform
the

follow

mg
tests

Testing

The
starter

motor
should
be

subjected
to
a

no
load
test
and
a
lock

torque
test

follOWIng

overhaul
to
ensure
that
Its

performance
will
be

satIsfactory
when
mstalled

on
the

engme
These

tests

are
also

helpful
In

detennmIng
the
cause

of

problems
before

dIsassembly

112

Table
1
CHAPTER
NINE

DISTRIBUTOR
SPECIFICATIONS

POint

gap

POint
pressure

Shaft
diameter
lower

part

HOUSing
Inner
diameter

Clearance
between
shaft
and

hOUSing

Ammendment
limit
ot
clearance

Shaft
diameter

upper
part

Cam
Inner
diameter

Clearance
between
shaft
and
cam

Weight
piVOt
dIameter

Weight
hole
dIameter

Clearance
between
piVOt
and
hole
Inches
Millimeters

00177
00217

1
10
143
Ibs

o
4902
0004

0008

o
4902
0
0007

o

00004
00015

00031

03150
0002

0006

03150
0
0006

o

00002
00011

o
1969
00004

00010

01969
0
0007

o

o
0004
0
0018
o
45
0
55

o
50
0
65

kg

1245
010

0020

1245
0
018

o
OlD
O
038

008

8
005

014

8
0
015

o

o
005
0
029

5
010

028

5
0
018

0

001
0046

@
@

r
COllIS
not

pOSSIble
and
It
must
be

replaced
1f

found
defectIve

Inspect
the
connectIons
to
the

coll
to
make
certaIn

they
are
clean
and

tIght

Inspect
the

top
of
the
coIl
for

SIgnS
of
cracks
or

damage
and

replace
1f

necessary
The

Ignluon

COllIS
located
on
the
left
SIde
wall
of
the

engme

compartment
and
is
held
In

place
by
two
screws

and
washers

SPARK
PLUGS

The

followmg
spark
plugs
or
then

equivalent

are

recommended
for
the
L16

engme
ChampIon

No
NlOY
AutolIte
No
AG32A
AC
No

44XL
and
NGK
No
BP
6E

Figure
66
shows

spark
plug
constroctIon

They
should
be
re
RING

CENTER
ELECTRODE

TERMINAL
NUT
IS

r

1
n
f

INSULATOR

moved

penodlcally
and

inspected
for

general

condItIon

cleanmg
or

replacement
anl

regap

pmg

Figure
67

IS
a
senes
of

photos
that
show
the

appearance
of
and

pOSSIble
causes
of

spark
plug

problems
If
the

spark

plugs
are
still
usable

they

should
be
cleaned

thorougWy
with

a
sand
blast

Ing
type
cleaner
The
electrodes
should
then
be

filed

flat
and
the

plug
regapped
The

proper
gap

IS
0
031
to
0035

m
0
8
to
0
9mm
Never
use

a

spark
plug
that
has

a

damaged
or
cracked

msulator
Use
extreme
care
when

remOVIng
and

mstallmg
spark
plugs
to

keep
from

crackIng
the

msulator

Always
bend
the

ground
electrode

when

settmg
the

plug
gap
Never
bend
the
center

electrode

144

CHAPTER

ELEVEN

TAANSMISSlON
SERVICE
DATA
AND
SPECIRCATIONS
Table
2

r

General

SpecificatIOns

Gear
Ratlo

1st

2nd

3rd

4th

Reverse

011

capacity

Detail

SpeCIfications

Gear
backlash

Replacement
standard

Gear
end

play

Balk

ring
cone

clearance

Replacement
standard
5
tl
viV

t
O

5
0

If

3657

2558

1419

1000

3638

3
6

pints

Tightening
Torque
ft
Ib

kg
m

Engine
transmission
installation
bolt

Front
cover

transmission
installation
bolt

Rear
extensIon
transmIssion
installation
bolt

Main
shaft

tlghtel
lng
bolt

Companion
flange
tightening
nut

Rear

engine
mount
installation
bolt

Filler

plug

Drain

plug

Back

up
lamp
sWItch

Bottom
cover
bolt

Speedometer

pinion
bolt

Interlock

plug

Operating
lever

Reverse
check

Control
lever
installatIOn
bolt
00020
to
0
0039
In

005
to
0
10mm

o
0079
In

0
20mm

o

0020
to
0
0059
In
0
05
to
0
15mm

00472
to
0
0630
In

1
2
to
1
6mm

00315
In

08mm

174
to
20
2
24
to
2
8

5
8
to
7
2
0
8
to
1
0

10
1
to
130
1
4
to
1
8

57
8t079
5
80to
11
0

72
3
to
101
2
100

to
140

239

to
27
5
3
3

to
38

18
1
to
25
3
25

to
3
5

14
5

to
21

7
20

to
3
0

14

5
to
21
7
2
0
to
3
0

5
8

to
7
2
0
8

to
1
0

2
2
to

2
9
03
to

0
4

123
to
15
2
1
7
to
2
1

22

to
2
9
0
3

to
0
4

14

5
to
21
7
20
to
3
0

13
7
to

15
9
1
9
to
2
2

DRIVE
SHAFf

Descripti

ll

TIie
dnve
shaft

on
the
sedan
and

wagon
is

a

smgle
plece
tubular

steel
unit
The

pick
up
uses

a
two

pIece
umt

Joined
by
a

Journal
assembly

unIversal

Joint
UnIversal

Jomts
connect
the

drive
shaft
ends
to
the
transmissIOn
and
d1f

ferentIal
The

Jomts
consist
of
the

Journal
as

sembly
yoke
sleeve
and

yoke
flange
Figure
40

is
an

explOded
VIew
of
the
dnve
shaft

used
on

the

sedan
and

agon
Figure
41

page
146

shows
the

dnve
shaft
used
on
the

pIck
up

The

pIck
up
has
a

grease
mpple
on
the

dnve

shaft
to
lubncate
the
dnve
shaft

spline
The

sedan
and

wagon
are
not

so

equipped
The
uni

versal

Jomts
shouldebe
removed
and

lubncated

every
24
000

rmles

Removal

1
Release
the
handbrake

j
2
Jack

up
the
rear
of
the
vehIcle
and

support

on
stands

3
Loosen
the
end

clamps
on
the
exhaust

pipe

and
turn
the
exhaust

pIpe
and

premuffier
to
the

left
so
that
dnve
shaft
can
be

removed
sedan

4
Remove
handbrake
rear
cable

adjustIng
nut

from
the

adjuster
DIsconnect
left
hand
cable

from
the

adjuster
sedan

5
DIsconnect

rear

flange

yoke
from
the
com

panIon
flange

by
removmg
the
nuts
and
bolts

See

Figure
42

CAUTION

Be

careful
not
to
let
end

of
dnve

shaft

drop
to

ground
Lower

It

gently

6
Pull
the
dnve

shaft

backwards

away
from
the

transmISSIon
Remove
the
dnve
shaft

as
soon

as
It
IS
clear
of
the
transmISSIon
Make

cert
n
to

support
both
ends
of
the

shaft

duriftgi
mb

sedan
and

wagon
v

4
1tr
l

t

t