Service manual
ENGINE
ASSEMBLY
4.
Main
Bearings
and
Bearing
Caps.
NOTE:
Do
not apply oil
to
the
backsides
of
the
main
bearing
shells.
a. Fit the main bearings on the cylinder block and the
bearing caps respectively. Check that the oil ways align
perfectly with those in the block.
b. Fit the thrustwashers to the cylinder block so that the
oil grooves on thrustwashers face to crankshaft side.
c. Position the crankshaft to the cylinder block, being
careful not to drop the thrustwashers as the crankshaft
settles into place.
~
mnN~~
THRUST
WASHERS
d.
Fit the thrust washer to the main bearing cap so that
the oil grooves on thrust washer face to crankshaft
side. Then install the main bearing cap to the cylinder
block with arrow mark
of
the main bearing cap facing
the crankshaft pulley side.
Main
Bearing
Cap
Torque
11.0
-11.7
m-kg
(80
-
85
ft-Ib)
FITTING
THE
BEARING
CAPS
5.
NOTE:
Ensure
the
crankshaft rotates smoothly after
installing.
6. Install
the
rear
oil seal. Apply oil to the oil seal lip.
7. Install
the
piston
and
connecting
rod
assembly.
a. Place the piston rings so that the ring ends are
properly spaced around the circumference
of
the piston
as shown on the previous page.
b.
Using a ring compressor, fit the piston into the cylinder
in the position as is shown. Apply oil onto the sliding
face
of
the piston and the cylinder bore.
PLACE
A
HEAW
HAMMER
AND
GENTLY
PRESS
DOWN
WITH
THE
FORCE
OF
YOUR
HAND.
THE
ENTIRE
SURFACE
SHOULD
BE
COATED
WITH
FRESH
LUBE
OIL.
r
1 r
c. Install the caps to the connecting rods, ensuring that
the identification numbers on the cap and connecting
rod are matched.
Cap
Torque
(14
mm
socket)
59
-
65
ft-Ib
(8.2
-
9.Om-kg)
(install
new
connecting
rod
bolts)
8. Installation
of
the
crankshaft.
a.
Insert the tappets into the cylinder block. Apply engine
oil to the sliding face
of
the tappet.
"'-..../
b.Insert the camshaft into the cylinder block. Apply oil to
the camshaft joumal and bearing surfaces.
c. Install the camshaft thrust plate.
Thrust
Plate
Torque
(1/2
in
socket)
11.6
-17.4
ft-Ib
(1.6
-
2.4
m-kg)
9. Install
the
idler
gear
spindle. Align the oil passages
of
the idler gear spindle and cylinder block.
Engines & Generators
25