Datsun 1300 - Page 12

6
Engine
Sump
bolts o 7
kg
m Rear
crossmember to
body
bolts
5 2
kg
m
50 ft
lb
38
0
ft lb
011
pump
bolts 2 1
kg
m
Front
engme mountmg
IS
0
ft lb bracket to
engme
bolts
3
0
kg
m
Flywheel
bolts 105
kg
m
220 ft lb
76
0 ft
lb
Front
engme
mountmg
Rear
engme mountmg
to bracket bolts 3
2
kg
m
to transmISSIOn bolts
3
2
kg
m
23 0
ft lb
23
0
ft
lb
Front
engme mountmg
Rear
engme
mountmg
to crossmember 1
7
kg
m
to crossmember
bolts
1
6
kg
m
120
ft lb
120 ft lb
I
DESCRIPTION
The
L13 and L16 overhead camshaft
engmes
are almost
IdentIcal m
deSIgn
The
L16
engrne
wIth
ItS
longer
stroke
and thus
mcreased
capacIty develops
more
horsepower
DImenSIOns of some
components
m the L16
engme
haye
b n
mcreased to
take the
load of
the
hIgher output
The
L16
engme
IS also
avaIlable
m a
sports
type versIOn
and
utlhzes
twm carburettors
and
hIgher compressIOn
ratIo
to
mcrease
power by
13
bhp
over
that of the L16 standard
versIon
of the
engme
The
engInes
have
a cast Iron
deep
slmt
deSIgn cyhnder
block The
five
mam
bearIngs
whIch
are
used to
support
the
crankshaft aH of the
precIsIon
msert
replaceable type
The
mam bearIn m
al1
engInes
must
l
ot
be
adjusted
by
filmg
or
by scrapmg
The
cran
1t
end
float
IS
control1ed
by
thrust faces
which are
mtegraJ
With the
centre mam
bearIng
half
shel1s
011 leaks from
the front and
rear
of
the
crankshaft are
Jf
Itt
t
y
il
J
ff
4
J
1
Yi
t
t
i
r
t
1
l
l
l
l 10
tJ
li
f
t I
t
prevented
by
seals whIch are mstal1ed m the
tlmmg
coyer
and
rear
mam
beanng
The front
seal
runs
on
the
crankshaft
pul1ey
hub and the
rear
seal
runs
on the
crankshaft
flange
The
cyLmder
head IS constructed of alummlUm
al10y
SpecIal
alurmrnum bronze
valve seats
are used
for the mlet
valves
and
specIal
cast seats are mstalled for
the
exhaust
valves
Both mlet and
exhaust valve seats
are a hot
press
fit
mto the
cyhnder
head The
camshaft
IS
supported
over the
top
of the
cyhnder
head
by
four alummlUm
alloy
brackets
A
long
double row
roller
cham
drIves the camshaft from the
crankshaft
sprocket
Cham tensIon
IS
controlled
by
a
tenslOner
whIch
IS
operated by
a
sprmg
and OIL
pressure
A
shoe
type Neoprene pad
whIch IS bolted on the face of
the
crankcase
keeps
cham VIbration
down
to
a
mmlmum
Connectmg
rods
are H
section
forgmgs
fitted WIth
replaceable
bIg
end
preCISIon
msert
bearIngs
The
gudgeon
pms
are a hollow
type bemg fully floatmg
m
the
pIston
and
a
press
fit m the
connectmg
rod
The
hght
weIght shpper
skIrt
type pIstons
have a flat
top
m the L13
engIne
and a
concave
top
m
the L16
engIne
The 011
pump
IS
a
bl rotor
type
and IS drIven
by
the
dIstrIbutor
dnve
shaft asse
mbly
whIch
m
turn
IS
drIven
by
a
gear
whIch
IS
keyed
to
the front of the
crankshaft
Left Hand Side View of 1600
Engone
and Transmission
Assembly
12
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