1968 DATSUN 510 fuel tank capacity

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

TROUBLESHOOTING

15

5

Stumbling
when

acceleratmg
from
Idle

Check

accelerator

pump
diaphragm
and
Idle

speed
adjustment

6

Engine
mISses
at

hIgh

speed
or
lacks

power

This
mdlcates

pOSSible
fuel
starvatIon
Check

fuel

pump
pressure
and

capacIty
Clean
main

Jet

and
float
needle

valve

7
Black
exhaust
smoke

Black
exhaust
smoke
means
a

badly
ovemch

nuxture
Check
Idle

mIXture
and
Idle

speed
ad

Justment
Check
for
excessive
fuel

pump
pres

sure
or
blocked
return
hne
from
carburetor

to

fuel
tank
Check
for

leaky
float
or
worn
needle

valve

8
ExceSSIve

fuel

consumptIOn

ThIS

may
be
another
mdIcatIon
of

an
ovemch

fuel
mixture
Check
that
automatIc
choke

oper

ates

If
so

eqUIpped
or
that
the
manual
choke

contraIlS
not

being
left
out
Check
Idle
mIXture

and
Idle

speed
Check
for
excessIve
fuel

pump

pressure
leaky
float

or
worn
needle

valve
Make

certam
that

jets
are
the

proper
SIZe

Fuel

Pump
Pressure

Testing

1
Install
a
T

fittmg
m
the
fuel
hue

close
to
the

carburetor

2
Connect
a
fuel

pressure

gauge
to
the

fittmg

WIth
a
short
tube

3
Check
fuel

pump
pressure
as
described

in
the

Fuel

System
chapter

EXHAUST
EMISSION
CONTROL

The

followmg
symptoms
as
ume

you
have
ad

justed
the

Ignition
and
carburetor

to

specdicatIon

and
that

you
have
checked

the
results
on
an

accurate
exhaust

gas
anajyzer

1
CO

content
too
low

Make

sure
Idle

speed
IS
not
too
low
Check
Idle

mIXture

adjustment
too
lean
Check
carbu

retor

Jets
and

channels
Clean
and
or

replace
as

necessary
Check

engme
condition
With
a
com

pressIOn
and
vacuum
test

2
CO
content
too

hIgh

Check
Idle
mixture

adjustment
too

nch
Check

for

dIrty
air
cleaner

and
defectIve

automatIc

choke
If
so

equipped
Check
carburetor

Jets
and
channels
Clean
and
or

replace
as

necessary

Check

engme
condItIon
WIth

compression
and

vacuum
test

3

Hydrocarbon
level
too

hIgh

Check
that

Idle

speed
and
mIXture

adjustments

are

to

specIfication
Check

spark
plug
condItIon

and

gap
Check
breaker

pomts
Check

IgnItIon

tnumg
too

early
Check
mtake

mamfold
for

leaks
Check

valve
clearance
too

small
Check

condItIon

of
valves
With

compressIOn
test

MANUAL
CLUTCH

1

SlIppage

ThiS

is
most

noticeable
when

acceleratIng
m
a

hIgh
gear
at

relatIvely
slow

speed
To

check

slip

page
park
the
car
on

a
level
surface

WIth
the

handbrake

set
ShIft
to
2nd

gear
and
release
the

clutch

as
If

drlVing
off
If
the

clutch
is

good
the

engme
will
slow
and
stall
If
the

clutch

shps
con

tInued

engme
speed
will

gIve
It

away

CAUTION

ThIS
IS
a
severe

test

Perform

only

when

slippage
IS

suspected
not

penodlcally

Shppage
results
from
IDSufliclent
clutch

pedal

free

play
all
or

grease
on
the

clutch
disc

worn

pressure
plate
or
weak

sprmgs
Also
check
for

bIndIng
m
the
clutch
cable

and
lever
arm
which

may

prevent
full

engagement

2

Drag
or

failure
to
release

ThIS

problem

usually
causes
dIfficult

shIftIng
and

gear
clash

espeCially
when

downshIftmg
The

causes

may
be
excessive
clutch

pedal
free

play

warped
or
bent

pressure
plate
or
clutch
dISC
ex

cessive
clutch
cable

guide
sag
and
broken
or

loose
clutch

lmings
Check
conditIOn
of

mam

shaft

splines

3
Chatter
or

grabbing

A
number
of

thmgs
can
cause

tIns
Check

cable

gUIde
sag
and

tIghtness
of
transnusslOn
to
frame

and

engme
to
transmlSslon

mountIng
bolts

Check
for

worn
or

mISaligned
pressure
plate
and

misalIgned
release

plate

4

Other
nOIses

NOISe

usually
mdlcates
a

dry
or
defective
release

bearIng
Check
the

beanng
and

replace
If
neces

68
CHAPTER
SEVEN

Capacity
Test

Perform
the

capacity
test

only
when
the
statIc

pressiue
test
IS
withm

acceptable
lirmts

1

D
sconnect
the
fuellme

at
the
carburetor

2
Place
a
sUItable
container
at

the
end
of
the

fuellme

3

St
lrt
the

engm
and

run
at
OOO

rpm

4
The
fuel

pump
should
delIver
fuel
into
the

co
ntainer
at
a
rate

slightly
over
two

pints
per

minute

If

no

gasolme
or

only
a
lIttle

appears
the
fuel

lme
is

clogged
or
thefuel

pump
defectIve
Bef

removmg
the
fuel

pump
remove
the

gas
tank

filler

cap
dtsconnect
the
mlet
and

outlet
fuel

lmes
and

qlow
through
them
With

compressed

air
to
make
certam

they
are
clear
Reconnect
the

fuellmes
and
retest
the
flow
If
stIll

insufficient

the
fuel

p
mp
requires
servicmg
or

replacement

Fuel

Punip
Removal
and

Disassembly

1
Unscrew
the

two

mountIng
nuts

hOldmg
fuel

pump
to
the

cylmder
head

2
Disconnect
the
inlet
and
outlet
lines

3
Remove
the
fuel

pump
from
the

cylmder

head

4
Place
the

pump
on
a
work
bench
and
remove

the
screws

jommg
the

upper
and
lower

bodIes

5
Remove
the

cap
and

gasket
by
removing
the

cap
screws

6
Unscrew
the
elbow
and
connector

7
Remove
the
valve
retamer

by
unscrewmg
the

two
valve
retamer
screws
The
two
valves
are

then

easily
removed

8
To
remove
the

dIaphragm
spring
lower

body

seal
washer
and
lower

body
seal
from
the
lower

body
press
the

diaphragm
down
Wh1le

domg

thIS
cant
the

dIaphragm
so
that
the

rectangular

part
m
the
lower
end
of
the

pull
rod

unhooks

from
the
rocker

arm
lmk
ThIS
action
IS
shown

mFigure7

9
Drive
out
the
rocker
arm

pm
by
usmg
a
dnve

dnft
nd
hammer

Fuel

Pump
Inspection

1

Check
the

upper
and
lower
bodIes
for

cracks

2

Check
the
valve

assembly
for
wear
on
valves

and

springs
CD

3
Check
the

diaphragm
for
small
holes
cracks

and
wear

4
Check
the
rocker
arm
for
wear
where
It
con

tacts
the
camshaft

5
Check
the
rocker
arm

pin
for

wear
A
worn

pin
may
cause
011

leakage

6
Check
all
other

parts
for
abnormalItIes
or

defects

Replace
With
new

parts
as

reqUlred

Reparr
kIts
are
available
from
Datsun
dealers

and

parts
outlets

Fuel

Pump
Assembly

1

Assembly
of
the
fuel

pump
is
the
reverse
of

dlsassembly

2
Use
new

gaskets
durmg
assembly
and

mstanatIon

3
Lubncate
the
rocker
arm
the
rocker
arm

link
the
rocker
arm

pm
and
the
lever

pin
before

mstallatIon

4
To
test
the

operatIon
ohhe
fuel

pump
before

remstallatlOn
connect
a
three
foot

pIece
of
fuel

lme
or
hose
betweentbe
fuel
filter
and
the
fuel

pump
Hold
the
fuel

pump
at
the
end
of
the
fuel

lme

conSIderably
above
the
level
of
the
fuel

stramer

Operate
the
rocker
arm

by
hand
If
fuel

IS
drawn

up
to
the

pump
soon
after
the

pumpmg

actIon
IS
started
the

pump
IS

satIsfactory

5
Install
the
fuel

pump
to
the

cylmder
head
and

secure
the

mounting
nuts
to

the
studs

6
Reconnect
the
mlet
and
outlet
fuellmes

7
Check
the

operatIon
of
the
fuel

pump
by

runnmg
pressure
capaCIty
tests
as
descnbed

preVIously

INDEX

237

2

7

30

28
WIrIng
diagrams

WIrIng
harnesses

Electncal

system
engme

Alternator

Chargmg
ClfCUlt

Dlstnbutor

IgmtlOn
coIl

Spark
plugs

Starter

Voltage
regulator

Emission

control
crankcase

DescnptIon

General

mspectIon

SchematIc
vIew

VentIlatIOn

control
valve

EmIssIOn

control
exhaust

AIr

pump

AntI
backfire
valve

Check
valve

DescnptlOn

Engme
modificatIons

system

Exploded
and
schematIc
vIews

Mamtenance
and

testIng

Troubleshootmg

Emission
control

system

evaporatIve

Engme

Camshaft

and

beanngs

Camshaft

sprocket

Component
descnptIons

Componenl

reassembly
and
mstallatIon

CompressIOn

testmg

Connectmg
rod

beanngs

Connectmg
rods

Crankshaft

Crankshaft
and

tImmg
cham

Crankshafl

sprocket

Cylmder
block

CylInder
head

DescnptlOn

Disassembly

Exploded
view

Flywheel

InstallatIOn

LubncatIon

MaIO

bearmgs

PIston

nngs

Pistons
and

connectmg
rods

PiStOns
and

piston
pms

Reassembly

Removal

SectIonal

views

ServIce
data

SpeCificatIons

Troubleshootmg

Valve
rocker

PIvot

Valves

Engme
lubncatlon

DescnptIon
217
222

205
207

98

104

98

105
111

111

112
113

9197

104

122

122

121

38
114

123

115
120

114

15

123

48
54

53

31

38

5759

24

52

51
54

51

57

53

49
55

46
56

31

40

33

53

59

27
30

52

50

45

50
54

53

38

32

60
61

60
61

13

54

47
53
114

114

121

114
LubncatlOn
ClfCUlt

011
filter

011

pump

Engme
tune

up

Checks

miscellaneous

Compression
testIng

DIstributor

Dwell

angle

EqUIpment
usage

ReqUIred
eqUIpment

Spark
plugs

Tlmmg

Tlmmg
dual

pomt
dlstnbutor

Valve
clearances

Exhaust

systems

Exploded
views

InspectIon

InstallatIOn

Removal

pickup

Removal
sedan
and

wagon

F

Fan
clutch

DIsassembly
and

reassembly

OperatIon
and

mspectlon

Flywheel

Fuel

pump

Capacity
test

DescnptlOn

Exploded
views

InspectIOn

InstallatIOn

Reassembly

Removal
an

assembly

StatIc

pressure
test

Fuel
stramer

Fuel

system

Air
cleaner

Carburetor

Fuel

pump

Fuel

stramer

Fuel
tank

Troubleshootmg

Fuel
tank

DescnptIon

Exploded
Views

InspectIOn
and

repaIr

Installation

Removal

sedan

Removal

pick
up

Removal

wagon

Fuses

G

27
General

mformatIon
25

24

21

24

20

20

21

23

24

25

124
126

126

126

126

123

l

89

89

53

68

37
65

66
67

68

58

68

42
68

65

1
2v

62

69

65

68
l

6

7

1
l

76

78
81

82

82

76

82

7
6

2

1

F