Toyota TERCEL 1985 Repair Manual page 58

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ENGINE MECHANICAL - Cylinder Head
(a) Using calipers, measure the inside diameter of the
rocker arm. Using a micrometer, measure the outside
diameter of the shaft. Subtract the shaft diameter
from the rocker arm diameter.
Standard oil clearance:
Máximum oil clearance:
If the oil clearance is exceeds máximum, replace the
rocker arm and/or shaft.
(b) Check the contact surface of the valve rocker arm
cam end.
If the cam end is worn excessively, either grind or replace
the rocker arm.
(c) Assemble the rocker arm assembly as shown.
NOTE:
and bottom.
15. INSPECT INTAKE AND EXHAUST MANIFOLDS
Using a precisión straight edge and feeler gauge, check
the surfaces contacting the cylinder head for warpage.
Máximum warpage:
Intake
Exhaust
If warpage is exceeds máximum, replace the manifold.
0.010 - 0 . 0 4 8 mm
( 0 . 0 0 0 4 - 0.0019 in.)
0.06 mm (0.0024 in.)
Face oil holes of the rocker shaft to the right, left
0.2 mm (0.008 in.)
0.3 mm (0.012 in.)
EM-27