1969 DATSUN 510 water pump

pulley
should
be

aligned
with
the
T
mark
on
the
chain
cover

Install

the
cylinder
head

assembly
Coat

the

cylinder
block

side
of
the
head

gasket
with

sealing
agent
Three
Bond
No
4

or

equivalent
but
take
care
that

the
scaling
agent
does
not

enter

the

cylinders

Tighten
the
head
bolts
in
several

stages
to
a

torque
reading

of
8

0
to
9

0

kgrn
58
to
65
lb

ft
Tighten
the
bolts
to
the

sequence
shown
in

Fig
A

IB

Pull
the

timing
chain
out
of
the
chain
cover
and
set
it
on

the
camshaft

sprocket
so
that
the

timing
marks
are

aligned
then

place
the

sprocket
and
chain
on

the
camshaft

Install
the
distributor
drive

gear
on
the
camshaft
and

tighten
the
bolt
to
a

torque
reading
of
4
5
to

5
5

kgrn
32
6
to

39
8
lb
ft
Note
that
the
camshaft
bolt
has
a
left
hand
thread

Adjust
the
valve
clearances
as
described
under
the

appro

priate
heading
Fit
the
rubber

plugs
at
the
front
and
rear
of
the

cylinder
head

taking
care
to

apply
sealing
agent
to
the
rear

plug

Install
the
chain

adjusting
screw
and

adjust
the
tension

of
the
chain
in

the

following
manner

Rotate
the
crankshaft
clockwise
to
establish
the
correct

chain
tension
screw
the

adjusting
screw

fully
home
then
back

it
off

by
half
a
turn

and
secure
with
the
locknut

Install
the
valve
rocker
cover
and
fit
the
water

pump
Note

that
one
of
the
water

pump
mounting
bolts
also
secures
the

generator
adjusting
arm

Install
the
bracket
and
alternator
water

pump
pulley
fan

blades
and
fan
belt

Tighten
the
fan
bolts
and
lock
each
pair

of
bolts

together
using
wire
inserted
through
the
holes

provided

in
the
bolts

Install
the
oil
filter
and
fit
the
rocker
cover
hose
Install

the
distributor
so
that
the
vacuum
control
unit

and
rotor

arc

positioned
as
shown
in

Fig
A
19

Oil
the
distributor
driven

gear
Fit
the
breather

assembly

the
clamp
of
the

pipe
is

tightened
together
with
the
exhaust

manifold
Install
the

spark
plugs
and
connect
the

high
tension

leads

Install
the
exhaust
manifold
Fit
the
head
shield

plate
and

engine
slinger
and

tighten
them

together
Note
that
the
exhaust

manifold

gasket
must
be
fitted
with
the
steel

plate
facing
the

manifold
Install
the
clutch
as
described
in
the
section
CLUTCH

Remove
the

engine
from
the

mounting
stand
and
install

the
gearbox
intake
manifold
and
carburettor
stater
motor

engine
mounting
oil

pressure
warning
switch
etc

Fill
the

engine
and

gearbox
to
the
correct
levels
with

recommended
oils
and
refill
the

cooling
system
Adjust
the

ignition

timing
and
carburettor

as
described
in
the

appropriate

sections

VALVE
CLEARANCES

Adjusting

The
valves
clearances
can

be
adjusted
in
a
similar
manner

to
the
instructions

given
for
the
L14
LI6
L18

engines

Initially
adjust
the
clearances
with
the

engine
switched
off
and

cold
to

0
2
mm
0
0079

in
for
both
intake
and
exhaust
valves

Set
the
final
clearances
to
0
28
mm
0
011
in
for
both
intake

and
exhaust
valves
with
the

engine
warmed
up
to
its
normal

operating
temperature
OIL
PUMP

The

gear
type
oil

pump
is

chain
driven
from
a

sprocket
on

the

crankshaft
The

pump
can

be
removed
in
the

following
manner

1
Remove

the

sump
plug
and
drain
the

engine
oil
Remove

the
distributor
as
described
in
the
section
IGNITION

2
Remove
the

cylinder
head

assembly
fan
belt
crankshaft

pulley
and

oil

sump

3
Take
off
the
chain
cover
with

oil
fl

inger

4
Remove
the
oil

pump
and
crankshaft

sprockets
with
the

drive
chain
then
withdraw
the

pump
after

removing
the

four

mounting
bolts

Separate
the
cover
from
the

body
by

unscrewing
the
four

securing
bolts
and
withdraw
the
drive
and
idler

gear

assemblies
Unscrew
the
threaded

plug
and

take
out

the

relief
valve
and

spring

Clean
the

parts
thoroughly
and

inspect
them
four

signs

of
wear
or

damage
Check

the

following
clearances

Gear
backlash
0

1
to

0
5
mm
0
0039
to

0
0195

in

Side
clearance
between

gear
and

body
0
016
to
0
15
mm
0
0006
to

0

0059
in

Clearance
between

drive
shaft
and

body
0
016
to
0
1
mm
0
0006
to

0
0039
in

Clearance
between

drive
shaft
and
cover
0
02
to
0
1
mm
0
00078
to

0
0039
in

Clearance
between

idler

gear
and
idler
shaft
0
016
to

0
1
mm
0

0006
to

0
0039
in

Assembly
is
a
reversal
of
the

dismantling
procedures
taking

care
to

position
the
gears
so

that
the
dotted
mark
is
towards
the

cover

Install
the

pump
and

adjust
the
tension
of
the
drive
chain

by
ph
otting
the
pump

body
as

shown
in
Fig
A
20

When
the

chain
is

correctly
tensioned
it
should
be

capable
of
a
deflection

of
2
0
to

3
0
mm

0
079
to

0
118
in
as

indicated

OIL
PRESSURE
RELIEF
VALVE

The

pressure
relief
valve
shown
in

Fig
A
21
is
not

adjustable

This
valve

regulates
the
oil

pressure
to
4
55
4
85

kg

sq
cm

64
7
69
0
lb

sq
in
and
when

opened
allows
the
oil
to

by
pass

through
a

passage
in
the

pump
body
and
return
to
the

sump

Check
the
free

length
of
the

spring
which
should
be
64
0

to
66
0
mm
2
51
to
2
60
in
The

compressed
length
should

be
50
mm
at

7
8
to

9
7

kg
1
96
in
at
17
2
to
21
4Ibs
Renew

the
spring
if

necessary

OIL
FILTER

The
oil
filter
is
of
the
full
flow

type
with
a

replaceable

element
and

incorporates
a

by
pass
valve
in
the
cover

Oil

leaks
can
be
corrected

by
replacing
the

body
centre

shaft
or
cover

gaskets
The

body
and
centre

shaft

gaskets
should

always
be
renewed
after

dismantling
the
filter

S
1

Fan

coupling

Pulley
ratio
fan
and
water

pump

Tuning
data

Basic

timing

Idling
speed

Distributor
dwell

angle

Spark
plug
gap

Choke

setting

CO

percent
setting
Fan

rpm
water

pump
rpm
3
300

4
000

120
103
Ll71

50
A
T
D
C

700

rpm
650

rpm
automatic

490
550
at
0
02
in
breaker

gap

0
8IJ
0
90
mm

0
03

I
5
0
0355

in

Manual

6
0
I
0
5
air

supply
hose

disconnected

Air

pump
drive
belt

tensioning

Permissible
slackness
of
8
0
12
0

mm
0
3

15
0
4
72
in
under
a

load
of7
1O

kg
1
54
2
20
lb

IGNITION
SYSTEM

DISTRIBUTOR

Type

Firing
order

Rotation

Igntion

timing

Without
emission
control

With
emission
control

Dwell

angle

Condenser

capacity

Advance
characteristics

D416
57
distributor
Hitachi
D416
57

Hitachi
D423
53
with
emission

control

system

134
2

Anti
clockwise

80
B
T
D
C
at
600

rpm

50
A

T
D
C
at
600
r

p
m

49
to
55

degreos

0
20
0

24
1
F
Centrifugal

Start

Maximum

degree
r

p
m

Vacuum

Start

Maximum
degree
r

p
m

Advance
characteristics

D423
53
distributor

Centrifugal

Start

Maximum
degree
r

p
m

Vacuum

Start

Maximum

degree
r

p
m

IGNITION
COIL

Type

Primary
voltage

Spark
gap

Primary
resistance

Secondary
resistance

SPARKING
PLUGS

Type

Gap

Fuel

Systenl

DESCRIPTION

FUEL
PUMP

Testing

FUEL
PUMP

Removing
and

Dismantling

CARBURETTOR

Idling
adjustment

FUEL
LEVEL

Adjusting

STARTING
INTERLOCK
VALVE
OPENING

THROTTLE
VALVE
INTERLOCK
OPENING

CARBURETIOR

Removing
and

Dismantling

DESCRIPTION

A
dual
barrel
down

draught
type
carburettor
is
fitted
to

vehicles
with
the
G
18

engine
A
Stromberg

type
D3034C

carburet

tor
is
installed
on

engines
with
exhaust
emission
controL
and
a

Solex

type
DAK340
carburettor
on

engines
not

equipped
with

this

type
of

system
Both

types
of
carburettors

incorporate
a
550
r

p
m

01
50
at
I
400
16
50
at
2
800

80

mmHg

6
50
at
200

r
p
m

475
r

p
m

01
50
at
1
000
23
50
at
2
600

80
mm

Hg

30
at
120
r

p
m
go
at
400
r

p
m

Hanshin
HM
12F
or

HP5
I
OE

with
emission
control

system

12
volts

more
than
6
mm
0
2362

in

3
8
ohms
at
200C

I
1
2

I
6
8
ohms
at
200
C

NGK
BP

6E

0
7
0
8
mm
0
028
0
031
in
or

0
80
9
mm
0
031
0
035
in

with
emission
control

system

primary
system
for
normal

running
and
a

secondary

system

for
full
load

running
a
float

assembly
which

supplies
fuel
to

both

primary
and
secondary
systems
a
starting
mechanism
and

accelerator

pump
which

provides
a
richer
mixture
on
accelera

tion

SI7

ENGINE

t
Main

bearing
cap
bolt

Connecting
rod
bolt

Flywheel
bolt

Crankshaft
nut

Cylinder
head
bolt

Camshaft

centre
bolt

Spark
plug

Oil
mtef
centre
bolt

Water

pump
blind

plug

Carburettor
bowl
set
screw

Rocker

cover

securing
screw

FRONT
SUSPENSION
Tlght
enlna

Torques

10
11

kg
m
72
3
79
5Ib
ft

4

5
5

kg
m

32
6
36
2Ib
ft

10
11

kg
m
72
3
79
5

Ib
fL

15
20

kg
m

l08
5
144
6Ib
ft

8
9

kg
m
57

9
65
1
Ib
fl

4
5
5
5

kg
m

32
6
39

81b
ft

3
4

kg
m
21
7
28
9Ib
ft1

2
8
3

2

kg
m

20
3
23
21b
ft

1
5
2

kg
m

l0
9
14
5Ib
ft

0
15

0
2

kg
m
Ll
I
4lb
ft

0
33
0
4

kg
m
2
4
2
9

lb
ft

Front
wheel

spindle
nut
3
3
5

kg
m
21
7
25
3
Ib
ft

Front

disc
brake
back

plate

to
strot

assembly
2
7
3
7

kg
m

19
5
26

7Ib

ft

Disc
brake

calliper
fixing

bolts

7
3
9
9

kg
m

52
8
71
6Ib
ft

Disc
brake
rotor

fixing
bolts
3
9
5
3

kg
m
28
2

38
3
Ib

ft

Stabilizer

fixing
bolts

transverse
link
bracket
side
1
2

1
7

kg
m

8
7
12
3Ib
fl

Stabilizer

fixing
bolts

frame
bracket
side
1
9
2

5

kg
m

13
7
18
1
lb
ft

Compression
rod
to
frame

bracket

bolts
7
2
9
6

kg
m
52
1
69
2Ib
fl

Compression
rod
to
transverse

link
bolts
4

9
6
3

kg
m
35
4
45

6
lb
ft

Strut

assembly

upper
support

nuts
3
9
5
2

kg
m
28
2
37
6Ib
ft

Steering
knuckle
arm
to

strut

assembly
6
0
8
0

kg
m
43
4
57
8Ib

ft

Transverse
link
to

suspension

cross

member
fixing
nut
12
2
13
5

kg
m
88
2
87

6Ib
ft

S36
Lower
ball

joint
to
transverse

link

fixing
nut

Lower
b
JH

joint
stud
nut

Suspension
aoss
member

mounting
boils

Engine
mounting
bracket

bolts

Piston
rod
self

locking
nut

Gland

packing

Wheel
nuts

BRAKING
SYSTEM

Fulcrum

pin
of
brake

pedal

Connection
of
brake
tube

Rotor

fixing
bolts

Wheel

cylinder
fixing
bolts

Studs
side

Hexagon
side

Bridge
tube

Brake
hose
to
wheel

cylinder

Calliper
to
knuckle

t1ange

Disc
to
knuckle

flange

Spindle
nut

STEERING

Steering
wheel
nut

Rubber

coupling
bolt

Lower

join
t
bolt

Retainer
locknut

Side

rod
inner
socket

stopper
nut

Side

rod
locknut

Side
rod
ball
stud
nut
1
9
5

kg
m
l3
7
18
llb
ft

7
6

kg
m
139
8
1

0
Ib
ft

1
9
2
5

kg
m

13
7

18
1
lb
ft

1
3
1
7

kg
m

9
4
1
3Ib
ft

6
0
7
5

kg
m
43
4
54
2Ib
ft

6
0
6
5

kg
m

43
4
47
0
Ib
fl

8
0
9
0

kg
m
57
8
65
I
Ib
ft

3
5
4
0

kg
m
25
3
28
9

Ib
fLl

1
5
1
7

kg
m

10
8
1
3
lb
ft

3
9
5
3

kg
m
28
2
38
3
Ib

fL

0
5
0
7

kg
m
3
6
5
1Ib

fL

1
5
2
1

kg
m

l0
8
15
2Ib
ft

I
7
2
0

kg
m
l2
3
14
5Ib
ft

17
2
0

kg
m
l2
3
14
5Ib
ft

73
9
0

kg
m
52

8
i5
1
Ib
ft

2
7

3
7

kg
m
l9
5
26
8Ib

ft

3
0
3
5

kg
m
21
7
25
3lb
ft

1
5
1
8

kg
m

10
8
13
0
Ib
ft

4
5

kg
m
28
9
36

2
Ib
ft

4

6

kg
m
28
9
43
4
lb

ft

8
10

kg
m
52
8
72
3Ib
ft

9

kg
m
65

llb
ft

5
5
7
6

kg
m
39
8
54
9Ib
ft

MO

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Check
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