Main Bearing Caps; Install The Crankshaft; Install The Rear Oil Seal; Tightening Torque - Datsun 1200 1971 Workshop Repair Manual

Bogine
Note
Set the
locate
plate
so as
the
LOWER
mark
comes
to the
engine
bot
tom
side
Set the
maIn
bearIngR
on
theIr
posItIOns on
the
cylinder
block
Notes
a
The
center bearmg
No 3
bearmg
is
a
flanged
type
for thrust force
b Two
lOner
bearmgs
No
2
and No
4
are
of the
same type
c
The front
bearmg
No 1
IS
the
same
type
as
the
rear
bearmg
No
5
d All
bearings
except
for No
I bearing
are
interchangeable between upper and
lower
bearings
Apply
engIne
OIl
to
the
mam
bearIng
surfaces
on
both
sIdes ofthe
cyltnder
block and
cap
Fig
53 Mam bearing
caps
Fig
54 Crankshaft end
play
check
Install the
crankshaft
Install the
mam
bearmg
cap and
tighten
the
bolts with
specified
torque
Tlghtemng
torque
36 to 43 ft Ib
Notes
a
Arrange
the
parts
so
that the
arrow
mark
on
the bearing
cap
IS
faced
toward the front of the
engine
b Prior
to tightening
the
bearing
cap
bolts
place
the
bearing
cap at
a
proper
posItIon
by shlftmg
the crankshaft in the
axial direction
c
Tighten
the
bearmg cap bolts
gradually
in
separatmg
two to three
stages
and
out
wardly
from the center
bearing
d After
securing
the
bearing
cap
bolts
ascertam that the crankshaft
can
be
easily
rotated
Make
sure
that the crankshaft end
play
IS
correct
Crankshaft
end
play
o 0020 to 0 0059
In
I nstalI the
rear
011 seal
Install the
flywheel securely USIng the
lock
washers and
tighten
the bolts with
specIfied
torque
Tlghtemng
torque
47
to
54 ft Ib
Rotate
the engine
a
quarter
turn
and mstall
the
piston
rod
assembly
Notes
a
Insert the
pistons
in the
corresponding cyhnders
b Apply engine oil
to
parts
as
required
c
Arrange pistons
so
that
the F mark
on
the
piston
IS
faced to the front of the
engine
d Install
piston rings
at 18 Y
to
each other
avoIdIng
to fit them
In
the thrust and
pIston
pIn aXial directIOns
27