Service manual
•
Main
bearing ass'y
Insert the bearings in
the
main bearinq hnusing halves
as
in-
dicated in Figs.
33
&
34,
using the thrust wilshers
only
on
the
Journal nearest the flywheel. Coat the crankshaft Journals and
the bearing surfaces
with
engine
oil,
place the hOllsing halves
with
bearings on the crankshaft, coat the capscrew threads
with
engine
oil
and
tighten
to
21
to
25
ft-Ibs (3
to
3.5
kg-m)
-M8
1.
Bearing
2.
Thrust washer
3.
Thrust washer
4.
Crankshaft
journal
5.
Main bearing
6.
Cap
screw
7.
Locking tab
8. Locking tab
Fig.
33. Main Bearing Housing 3
with
Thrust
Washe~
0
------.,_.-.-
-
----------_.
1----_
..
_._---_
..
_--------
--
Main bearing housing 1
5.156
-
5.157in.
1130.968
-130.986mm)
.-
--_._--
_.
__
._---,--.------
------
-."-
.
__
..
_
..
_----
Main bearing housing 2
5.1956
- 5. 1963in.
1131.968 -
131.986mm)
Main bearing housing 3
5.3137 -
5.3144in.
1134.968
--134.986mml
..
(14 )
•
Main
bearing housing
Installation
of
crankshaft
with
main bearings
in
engine
block.
Slide the crankshaft assembly
into
the engine
block,
being
careful
not
to
nick
or
scrape the crankpins.
After
the assembly
is
in
position
make sure the
oil
passages
are
correctly
lined
up
Install the main bearing housing
to
engine
block
locking
capscrew and washer
from
the side
to
position
the housing and
then
install capscew (2)
from
the
bottom
and
torque
to
47
to
50 ft-Ibs (6.5 to 7 kg-m) - M 1 a
1.
Bearing
2.
Cap
screw
3.
Locking
tab
4.
Main bearing housing
5.
Cap screw
6.
Locking
tab
7.
Locking
tab
d
1---._--_._---
2.2047-
2.2055in.
156.000 -
56.019mm)
Fig. 34. Main Bearing Housing 7
Main Bearing Housing 2
--~.
------~-
..
-
--------_.
16
&
24
H.P.
1--
------
24
H.P.
16
&
24
H.P.