CAMSHAFT
ENGINE OVERHAUL
11B-35
INSPECTION
M1113027000961
CAMSHAFT
AK503020AC
Measure camshaft height (camshaft major axis). If
the height exceeds the limit, replace the camshaft.
Standard value:
Inlet: 43.25 mm
Exhaust: 45.00 mm
Limit:
Inlet: 42.75 mm
Exhaust: 44.50 mm
CAMSHAFT BEARING (METAL) OIL
CLEARANCE (PLASTIGAGE METHOD)
1. Thoroughly wipe oil on the outside diameter of the
camshaft and the inside diameter of the bearing.
2. Install the bearing to the camshaft.
AK503390
Plastigage
AC
3. Put straightly the Plastigage having the length of
the bearing width on the journal axis, centring the
axis.
4. Carefully install the bearing cap. Tighten the bolt
as instructed in >>B<< Bolt Installation Point.
5. Remove the bolt and the bearing cap carefully.
AK503391
Plastigage
AC
6. Measure the Plastigage whose width is most
compressed using the scale printed on the
Plastigage bag. When the measured value
deviates from the standard one, replace the
bearing.
Standard value: 0 − 0.032 mm
CAUTION
When the bearing is used again, be careful not to
reverse the cylinder head side and the camshaft
side at the installation.
VALVE TAPPET
0
0
3
0
.
AK703500AE
Thickness stamp
Under view
1. Check the Thickness stamp.
AK304938
AB
Wall
thickness
2. If the measured value in the table value is not in
agreement with the value in the table to the
Thickness stamp, replace the valve tappet.
There are 47 kinds of valve tappets at intervals of
0.015 mm in the range between 3.000 and 3.690
mm.
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