1979 DATSUN 210 engine

Engine
Mechanical

Camshaft

specifications

Valve

timing
Standard

Camshaft
bend
Less

than

oms
0
0006

Intake
36
200
to

36
250

I
4252
to
I

4272

Carn

height

Exhaust
36
930
to

36
980

I
4539

to
I
4559

5

65
0
2224

Intake

Cam
lobe
lift

I
Exhaust
5

92
0
2331

Difference
in

diameter
max

worn
and
min

worn

parts

of

camshaft

journal
0
03

to
0
07

0
0012
to

0
0028

Camshaft
end

play
om

to
0
05

0

0004
to

0
0020

ff

fif
ff

s

D
C
EM120

Unit

degree

a

b

248
d
e

c

14
54

20

256

EM
25
Unit
mm
in

Wear

repair
limit

0
05
0

0020

35
700

I

4055

36
430

1
4342

0
10
0
0039

0
10
0
0039

f

56

CYLINDER
BLocK

t
60
2
36

20
0
79

I
100

CI
94

rJ

L
II

E9

I
Unit
mm
in

EM479

Cylinder
liner
for

service

4
0
0
157

Undersize

4
5

0
177
Undersize
Engine

MechanicliIl

Surface
flatness

Inner
diameter

Cylinder
bore
Out
of
round

X
V

Taper
A
B

Differential
in
inner
diameter

between
cylinders

Piston

to

cylinder
block
clearance

Outside
diameter

80
00
to
80
05

3
1496

to
3
1515

80
50
to

80
55

3
1692
to
3
1712

PISTON
PISTON
RING
AND
PISTON
PIN

Piston

e

e

5

51

co
ED
I

H

EM4S0
Standard

Over
size
0
50
0
0197

1
00
0
0394

EM

26
Standard

Less
than

0
05
0
0020

76
000

to
76

050

2

9921
to
2
994i

Less
than

O
oI5
0
0006

Less
than

O
oI5
0
0006

Less
than

0
05
0

OO20

0
025
to
0
045

0
0010
to

0
0018

Unit
riun
in

Inside
diameter

75
50

to
75
60

2
9724
to
2

9763

Piston
diameter
Unit
mm

in

Wear
limit

0
1

0

0039

0
20

0
0079

0
20

0
0079

Unit

mm
in

75
967
to
76
017
2

9908
to
2
9927

76
467
to
76
517
3
0105

to
3

0124

76
967
to
77

017
3
0301
to
3

0321

Engine
Mechanical

Piston

ring

Unit
mm
in

Standard
Wear
limit

Top
0
04

to
0
07

0

0016
to

0
0028

0
10
0
0039

Side
clearance

2nd
0
03
to

0
06

0
0012
to
0
0024

Oil
Combined

Top
0
20

to
0
35

0
0079

to
0

0138

Ring
gap
2nd
0
15
to
0
30

1

00
0
0394

0

0059
to

0
0118

Oil
0
30
to
0
90

rail

ring
0

0118
to
0

0354

Piston

pin
Unit

mm
in

Interference
fit
of

piston

pin
to

connecting
rod
18

995
to
19
000

0

747
to

0
748

63

00
to

63
25

2
480
to
2
490

19
003
to
19

012

0
748
to
0

749

0

008
to

0
012

0

0003
to

0
0005

0
017

to
0

035

0

0006
to
0
0013
Piston

pin
diameter

Piston

pin
length

Piston

pin
hole
diameter

Piston

pin
to

piston

clearance

CONNECTING
ROD

Unit
mm

in

Standard
Repair
replace

limit

Center
distance
132
97
to
133
03

5

2350
to
5
2374

Bend

per
100
mm
or

3

94
in

length
Less
than

0
05
0
0020

0
10

0
0039

Torsion

per
100
mm
or

3
94
in

length

Big
end

play
Less
than

0
07
0
0028

0
1
to
0
2

0
004
to
0

008
0
4
0
016

EM
27

Engine
Mechanical

CRANKSHAFT

1

Q
I

j
s

l

s

A
B
AI4

AI5
Unit
mm
in

Journal

diameter
A

c
r
49
951
to
49

964

h9666
to
1
967
1

Pin
diameter
8
44
961

to
44

974

I
7701
to
1

7706

EM777
8
38
45

to
38
55

1
5138
to
1
5177

Standard

Out
of
round
X
Y

Taper
A
B

Taper
and
out
of
round

of

Less
than

A
B
journal
and

crank

pin

0
005
0
0002

0
A
B
X
Y

Crankshaft
bend
Less
than

0
025
0
0010

Crankshaft
free
end

play
0
05
to
0
15

EM715
0
0020
to

0
0059

BEARING

Bearing
oil
clearance

Unit

mm
in

Standard

Wear
limit

Main

bearing
clearance
0
026
to
0
090

0
0010
to

0
035

0
10
0
0039

CO
llecting
rod

bearing

clearance
0

030
to
0
079

0
0012
to
0
0031

EM
28
40
95
to
41

05

1
6122
to
1

6161

Unit
mm

in

Wear
limit

0
03

0
0012

0
05
0
0020

0
30
0
0118

Engine
Mechanical

Main

bearing
undersize

Unit

mm
in

Main

bearing
undersi
ze
Crank

journal
diameter

Standard
size
49
943
to
49

964

1

9663
to
1

9671

0
25
0
0098
49701
to
49
714

1
9567
to
1
9572

Undersize
0
50
0
0197
49451
to
49

464

1

9469
to
1

9474

0
75
0
0295
49
201

to
49
214

1

9370
to
1
9376

Connecting
rod

bearing
undersize

Unit

mm
in

Connecting
rod

bearing
undersize
Crank

pin
diameter

Standard
size
44
954
to

44
974

1
7698
to
I

7706

0
08
0
0031
44
881
to
44
894

1
7670
to
1

7675

0
25
0
0098
44
711

to
44

724

1
7603
to

1
7608

Undersize

0
50
0
0197
44
461

to
44
474

1
7504
to
1

7509

0
75
0

0295
44
211
to
44

224

1
7406
to
I
7411

MISCELLANEOUS
COMPONENTS

Unit
mm
in

Max

tolerance

Runout
of
camshaft
0
1
0
004

0
15
0
0059

Runout
of

flywheel

EM

29

t
IGHTENING

TORQUE

Cylinder
head
bolt

Rocker
shaft
bracket
bolt

ain

bearing
cap
bolt

Flywheel
fixing
bolt

Drive

plate
fixing
bolt
Al4

AlS

Connecting
rod

cap
nut

Camshaft

sprocket
bolt

Locating
plate
bolt

Valve
rocker

adjusting
nut

Oil
strainer
bolt

Oil

pan
bolt

Oil

pan
drain

plug

Timing
chain

cover
bolt

Crank

pulley
bolt

Water

pump
bolt

Fuel

pump
bolt

Spark
plug

Engine
mounting
securing
bolt
Engine
Mechanical

Unit

kg
iii

ft
lb

7

0
to

7
5
51

to
54

2
0t02
5

14to
18

5

0
to

6
0
36

to
43

8

0
to
9
0
58
to

65

8
0
to
9
0

58
to

65

8
5
to
9
5
61
to
69

3
2
to
3

8
23
to

27

4
0

to
4
8

29
to

35

0

5
to

0
8

3
6
to
5
8

1
6
to
2
2
12to

16

0
9
to
I
4

6
5
to

10
1

0
4

to
0

6
2

9
to
4
3

2

0
to
3

0
14
to
22

0
5
to
0
7
3

6
to
5
1

15to
20

l08
to
145

0
9
to
I
4

6
5
to

1O
l

0
9
to
I
4
6
5
to

10
1

1
5
to
2

0
11

to
14

1
9
to
2
5
14to

18

EM
30

Engine
Mechanical

TROUBLE
DIAGNOSES
AND
CORRECTIONS

Condition

I

Noill
f
onglno

Knocking
of
crank

shaft
and

bearing

Piston
and

connecting
rod

knocking

Camshaft

knocking

Timilli
chain
noise

Camshaft
and
valve

mechanism
knock

ing
Probable
cause

Loose
main

bearing

Seized

bearing

Ben
crankshaft

Excessive
crankshaft
end

play

Loose

bearing

Seized

bearing

Loose

piston

pin

Loose

piston
in

cylinder

Broken

piston

ring

Improper

connecting
rod

alignment

Loose

bearing

Exc
essive

axial

play

Rough
ge
r

teeth

8roken
cam

gear

Improper
chain
tension

Worn
and
or

damaged
chain

I

Wom

sprocket

Worn
and
or
broken
tension

adjusting
mecha

nism

Excessive
camshaft
and

bearing
clearance

Improper
valve
clearance

Worn

adjusting
screw

Worn

rocker
face

Loose
valve
stem
in

guide

Weakened
valve

pring

Seized
valve

EM

31
Corrective
action

Replace

Replac

Repair
or

replace

Peplace
center
thrust

bearing

l

Replace

Replace

Replace

pin
or

bushing

Recondition

cylinder

Replace

Realign

Replace

Replace
bearing
thrust

plate

Repair

Replace

Adjust

Replace

Replace

Replace

Replace

AdjUst

Replace

Replace

Replace

guide

Replace

Repair
or

replace

Condition

Waterpurnp

knocking

II
Othw

mllChani

troubl

Stuck

valve

Seized
valve

seat

Excessively
wom

cylinder
and

piston
Engine
Mechanical

Probab
Ie
cause

Improper
shaft
end

play

Broken

impeller

Improper
valve
clearance

Insufficient
clearance
between
valve
stem
and

guide

Weakened
or
broken
valve

pring

Biting
or

damage
of
valve
stem

Poor
fuel

quality

Il1
prop
r
valve
clearance

Weakened
valve

pring

Thin
valve
head

edge

Narrow
valve

seat

Overheating

Over

speeding

Sticked
valve

guide

Shortage

ofengine
oil

Dirty
engine
oil

Poor
oil

quality

Overheat

Wrong
assembly
of

piston
with

connecting
rod

Improper
piston
ring
clearance

Dirty
air
cleaner

Too
rich
mixture

Engine
over
run

Stuck
choke
valve

Over

choking

EM
32
Corrective

action

Replace

Replace

Adjust

Clean
stem
or
ream
the

guide

Replace

Repil
ce
or
clean

Use

good
fuel

Adjust

Replace

Replace
valve

Reface

Repair
or

replace

Drive
at

proper
speed

Repair

Add
or

replace
oil

Check
oil
level
on

daily
basis

Clean
crankcase

replace
oil
and
re

place
oil
ftIter
element

Use

proper
oil

Repair
or

replace

Repair
or

replace

Adjust

Clean

periodically

Adju
t

Drive

correctly

Clean
and

adjust

Start
in
correct

way