CRANKSHAFT AND CYLINDER BLOCK
ENGINE OVERHAUL <4G63-Turbo>
11D-63
REMOVAL SERVICE POINTS
<<A>> OIL JET REMOVAL
CAUTION
Be extremely careful not to give damage to the
cylinder wall.
Use a suitably long metal rod to drive out the oil jet.
INSTALLATION SERVICE POINTS
>>A<< OIL JET INSTALLATION
Using a 4.5 mm diameter pin punch, drive the oil jet
from the crankshaft journal bearing bore side of the
cylinder block until it bottoms.
>>B<< THRUST BEARING INSTALLATION
Install the two thrust bearings in the No. 3 bearing
bore in the cylinder block. Each thrust bearing must
be installed with the grooved end toward the
crankshaft web.
NOTE: Applying engine oil to the bearings will help
facilitate holding them in position.
>>C<< CRANKSHAFT BEARING
INSTALLATION
1. Location of crankshaft journal diameter marks
<Bearing selection example>
If the crankshaft journal diameter mark is “0” and
the cylinder block bearing bore mark is “1,” then
select a bearing with a “2” mark as the No. 1, 2, 4
or 5 bearing and a bearing with a “1” mark as the
No. 3 bearing.
If the crankshaft journal diameter mark is illegible,
measure the journal diameter and select a
bearing with the mark corresponding to the
measurement.
2. The diameter identification marks of the bearing
bores in the cylinder block are stamped in the
location shown in the drawing.
AK304984
AK304985
AK304599
Groove
AB
AK304413
Location of crankshaft journal
diameter marks
No. 3
No. 1
No. 2
No. 5
No. 4
AB
AK304518AB
No. 1 No. 2
No. 3
No. 4
No. 5
Cylinder
bore size
mark
Timing belt side
Diameter identification marks of
bearing bores in cylinder block
Summary of Contents for 4g63
Page 68: ...NOTES ...
